{
  "openapi": "3.1.0",
  "info": {
    "title": "Runware API - HeyGen Avatar IV",
    "summary": "AI talking avatar video generation from a single photo and script",
    "description": "HeyGen Avatar IV is a photorealistic AI avatar generation model that creates talking videos from a single image and a script or audio input. The model synchronizes voice with facial motion, expressions, and gestures to produce lifelike avatar performances. It supports multilingual speech, realistic lip synchronization, and expressive body language, enabling scalable production of presenter-style videos without cameras, actors, or studio setups.",
    "version": "1.0.0",
    "x-model-id": "heygen-avatar-iv",
    "x-air-id": "heygen:avatar@4",
    "x-status": "live",
    "x-creator": {
      "id": "heygen",
      "name": "HeyGen",
      "logo": "https://assets.runware.ai/f7e2b80a-fbbe-4ff1-85ba-5a45f3d50881.png"
    },
    "x-capabilities": [
      "text-to-video",
      "image-to-video",
      "audio-to-video"
    ],
    "x-released-at": "2025-08-27T00:00:00Z",
    "x-cover-image": "https://assets.runware.ai/35ca5324-0174-4fc8-ae7e-9a3eeb2cc14d.jpg"
  },
  "servers": [
    {
      "url": "https://api.runware.ai/v1",
      "description": "Runware REST API"
    }
  ],
  "components": {
    "securitySchemes": {
      "apiKeyAuth": {
        "type": "http",
        "scheme": "bearer",
        "description": "Runware API Key (e.g., Bearer <your-key>)"
      }
    },
    "schemas": {
      "AuthenticationTask": {
        "title": "Authentication",
        "description": "Authenticates a connection using an API key. Can be sent as the first element of the request array as an alternative to using the Authorization header.",
        "type": "object",
        "x-response-schema": "https://schemas.runware.ai/responses/utilities/authentication.json",
        "properties": {
          "taskType": {
            "const": "authentication",
            "title": "Task Type",
            "description": "The type of task to perform."
          },
          "apiKey": {
            "title": "API Key",
            "description": "Your Runware API key.",
            "type": "string"
          },
          "connectionSessionUUID": {
            "title": "Connection Session UUID",
            "description": "Optional session UUID to resume a previous connection and receive any buffered results.",
            "type": "string",
            "format": "uuid"
          }
        },
        "required": [
          "taskType",
          "apiKey"
        ],
        "additionalProperties": false
      },
      "RequestBody": {
        "type": "array",
        "items": {
          "type": "object",
          "properties": {
            "model": {
              "title": "Model",
              "description": "Identifier of the model to use for generation.",
              "type": "string",
              "const": "heygen:avatar@4"
            },
            "inputs": {
              "title": "Inputs",
              "description": "The unified payload wrapper for complex media assets dictating image, video or audio inference constraints.",
              "type": "object",
              "properties": {
                "image": {
                  "title": "Image",
                  "description": "Image to animate as an avatar (UUID, URL, Data URI, or Base64).",
                  "type": "string",
                  "anyOf": [
                    {
                      "format": "uuid"
                    },
                    {
                      "format": "uri"
                    },
                    {
                      "pattern": "^data:image\\/[a-zA-Z]+;base64,[a-zA-Z0-9+/=]+$"
                    },
                    {
                      "pattern": "^[a-zA-Z0-9+/=]+$"
                    }
                  ]
                },
                "audio": {
                  "title": "Audio",
                  "description": "Audio input (UUID or URL).",
                  "type": "string",
                  "anyOf": [
                    {
                      "format": "uuid"
                    },
                    {
                      "format": "uri"
                    }
                  ]
                },
                "avatar": {
                  "title": "Avatar",
                  "description": "HeyGen avatar ID for a photo or video avatar.",
                  "type": "string",
                  "enum": [
                    "man_casual_young_adult",
                    "woman_casual_young_adult",
                    "woman_casual",
                    "photo_ef83f695",
                    "photo_45f4a824",
                    "man_casual_young_adult_2",
                    "woman_business_formal",
                    "woman_business_half_body",
                    "woman_business_office",
                    "woman_casual_sitting",
                    "woman_casual_standing",
                    "woman_middle_aged_sitting",
                    "casual_sitting_young_adult"
                  ]
                },
                "background": {
                  "title": "Image",
                  "description": "Background image for the generated video (UUID, URL, Data URI, or Base64).",
                  "type": "string",
                  "anyOf": [
                    {
                      "format": "uuid"
                    },
                    {
                      "format": "uri"
                    },
                    {
                      "pattern": "^data:image\\/[a-zA-Z]+;base64,[a-zA-Z0-9+/=]+$"
                    },
                    {
                      "pattern": "^[a-zA-Z0-9+/=]+$"
                    }
                  ]
                }
              },
              "additionalProperties": false
            },
            "positivePrompt": {
              "title": "Positive Prompt",
              "description": "Text prompt describing elements to include in the generated output.",
              "type": "string",
              "minLength": 1,
              "maxLength": 5000
            },
            "width": {
              "title": "Width",
              "description": "Width of the generated media in pixels.",
              "type": "integer"
            },
            "height": {
              "title": "Height",
              "description": "Height of the generated media in pixels.",
              "type": "integer"
            },
            "resolution": {
              "title": "Resolution",
              "description": "Resolution preset for the output. When used with input media, automatically matches the aspect ratio from the input.",
              "type": "string",
              "enum": [
                "720p",
                "1080p"
              ]
            },
            "speech": {
              "title": "Speech",
              "description": "Settings for speech generation.",
              "type": "object",
              "properties": {
                "text": {
                  "title": "Speech Text",
                  "description": "Text to convert to speech.",
                  "type": "string"
                },
                "voice": {
                  "title": "Voice",
                  "description": "Voice identifier to use. Set to `auto` for automatic selection.",
                  "type": "string",
                  "default": "auto",
                  "enum": [
                    "chill_brian_male_english",
                    "allison_female_english",
                    "ivy_female_english",
                    "john_doe_male_english",
                    "mark_male_english_5d8c37",
                    "monika_sogam_female_english",
                    "hope_female_english_42d00d",
                    "archer_male_english_453c20",
                    "brittney_female_english",
                    "patrick_male_english",
                    "david_castlemore_male_english",
                    "michael_c_male_english",
                    "adam_stone_male_english",
                    "alex_male_english",
                    "james_male_english",
                    "juniper_female_english",
                    "cassidy_female_english",
                    "jessica_anne_bogart_female_english",
                    "arabella_female_english",
                    "andrew_male_english_6be738",
                    "spuds_oxley_male_english",
                    "terry_male_english",
                    "jenny_female_english",
                    "radio_rick_male_english",
                    "denise_female_english",
                    "tim_in_car_excited_male_english",
                    "iskander_male_english",
                    "thompson_male_english",
                    "delicate_daisy_excited_female_english",
                    "kingston_male_english",
                    "george_ugc_1_male_english",
                    "bold_blake_male_english",
                    "jane_female_english_662f98",
                    "expressive_evan_male_english_6638ff",
                    "marianne_ia_female_english",
                    "aaron_male_english",
                    "modern_recipe_host_voice_1_male_english",
                    "willow_female_english",
                    "cute_chloe_friendly_female_english",
                    "rafael_male_english",
                    "june_lifelike_female_english_68deda",
                    "crisp_chloe_female_english",
                    "slick_simon_male_english",
                    "nassim_informative_male_english",
                    "baritone_ben_male_english",
                    "maxwell_male_english",
                    "ellie_faye_excited_female_english",
                    "milani_female_english_6a5abd",
                    "feisty_fiona_excited_female_english",
                    "professor_dean_male_english",
                    "rose_ugc_1_mp4_female_english",
                    "shona_female_english",
                    "hudson_wilder_male_english",
                    "ann_ia_female_english_6bc024",
                    "alastair_kensington_male_english",
                    "oxley_male_english",
                    "christina_female_english",
                    "andrew_rizz_male_english",
                    "peyton_female_english",
                    "gerardo_outdoor_male_english",
                    "chloe_lifelike_female_english",
                    "ann_ia_female_english_6eafa4",
                    "stephanie_female_english_6edde9",
                    "anthony_ia_male_english",
                    "signal_voice_1_male_english",
                    "luca_male_english_6HiVde",
                    "lisa_voice_1_unknown_english",
                    "t_w_tucker_male_english",
                    "jack_sullivan_serious_male_english",
                    "winter_female_english",
                    "mireia_lifelike_female_english",
                    "georgia_female_english",
                    "stella_female_english",
                    "masha_lifelike_female_english",
                    "charming_charles_friendly_male_english",
                    "sophie_vale_excited_female_english",
                    "serenity_female_english",
                    "june_lifelike_female_english_748d08",
                    "ralph_male_english",
                    "bethany_female_english_758fe6",
                    "dominic_male_english",
                    "mason_finn_male_english_75af67",
                    "leena_female_english",
                    "veteran_victor_male_english",
                    "tamara_female_english",
                    "nik_public_male_english",
                    "storyteller_ollie_serious_male_english",
                    "calm_chloe_female_english",
                    "brenda_ugc_3_mp4_female_english",
                    "sevik_male_english",
                    "reilly_female_english",
                    "raul_male_english",
                    "imposing_ian_male_english",
                    "georgia_lifelike_friendly_female_english",
                    "relaxed_ray_male_english",
                    "dexter_professional_male_english",
                    "peppy_priya_excited_female_english",
                    "relaxed_rick_male_english",
                    "autumn_ugc_2_female_english",
                    "instructive_isabelle_excited_female_english",
                    "edwin_male_english",
                    "rupert_blackwood_male_english",
                    "ginny_female_english",
                    "milo_baxter_male_english",
                    "baltazar_voice_1_unknown_english",
                    "reliable_nora_female_english",
                    "news_reporter_voice_1_unknown_english",
                    "gentle_gemma_female_english_7c66cd",
                    "julie_female_english",
                    "aya_voice_1_unknown_english",
                    "melody_mae_female_english",
                    "clarity_catherine_female_english",
                    "lovely_lucy_female_english",
                    "tee_female_english",
                    "nicholas_male_english_96d72b",
                    "lillian_female_english",
                    "chike_obi_male_english",
                    "william_prescott_soothing_male_english",
                    "hargrove_male_english",
                    "william_prescott_friendly_male_english",
                    "william_prescott_serious_male_english",
                    "harrison_cole_male_english",
                    "harlan_male_english",
                    "quentin_informative_male_english",
                    "uncle_amos_male_english",
                    "assertive_adam_male_english",
                    "coach_cooper_male_english",
                    "rina_female_english",
                    "nathan_reed_male_english",
                    "jansen_female_english",
                    "carl_hudson_male_english",
                    "lehka_female_english",
                    "keisha_female_english",
                    "teen_tara_female_english",
                    "husky_harold_serious_male_english",
                    "thanos_broadcaster_male_english_9ceb5d",
                    "avery_lane_female_english",
                    "barnaby_thorne_serious_male_english",
                    "catherine_excited_female_english",
                    "malcolm_jr_excited_male_english",
                    "taylor_female_english",
                    "madison_female_english",
                    "tiffany_excited_female_english",
                    "noble_nigel_male_english_9ec46d",
                    "jay_voice_1_male_english",
                    "kelly_female_english",
                    "hazel_everly_female_english",
                    "dylan_male_english",
                    "elder_brooks_broadcaster_male_english",
                    "cordial_christopher_male_english",
                    "great_voice_1_male_english",
                    "henry_worthington_male_english",
                    "hada_female_english",
                    "dale_male_english",
                    "hannah_female_english",
                    "haley_female_english",
                    "elisa_voice_1_unknown_english",
                    "rhosyn_female_english",
                    "saskia_female_english",
                    "max_outdoor_male_english",
                    "georgia_lifelike_excited_female_english",
                    "jayden_male_english",
                    "miles_lifelike_male_english",
                    "dynamic_devin_male_english",
                    "calvin_male_english",
                    "barbara_female_english",
                    "choi_female_english",
                    "marcel_ugc_1_mp4_male_english",
                    "katya_ia_female_english",
                    "melvin_male_english",
                    "victor_hayes_serious_male_english",
                    "uno_voice_1_male_english",
                    "daran_outside_walking_excited_male_english",
                    "connor_male_english",
                    "leslie_female_english",
                    "morgan_female_english_a96402",
                    "amaris_female_english",
                    "custom_voice_voice_1_unknown_english_A98UML",
                    "rupert_blackwood_broadcaster_male_english",
                    "jibran_male_english_aac0f7",
                    "bill_male_english",
                    "raviy_male_english",
                    "myriam_female_english",
                    "kenzo_male_english",
                    "oliver_bennett_male_english",
                    "serene_samuel_male_english",
                    "youssef_male_english",
                    "warm_young_adult_female_english",
                    "rika_ia_female_english",
                    "nancy_female_english",
                    "jessica_female_english",
                    "spunky_sam_male_english",
                    "stella_2_female_english_ace0c7",
                    "max_lifelike_male_english",
                    "radiant_raven_female_english",
                    "leonardo_male_english",
                    "zara_okeke_female_english",
                    "kind_kathleen_female_english",
                    "sophia_voice_3_female_english",
                    "dom_male_english",
                    "thomas_blake_male_english",
                    "kavya_female_english",
                    "aly_female_english",
                    "piper_lifelike_female_english",
                    "byron_professional_male_english",
                    "lovely_luna_female_english",
                    "shawn_lifelike_male_english",
                    "william_prescott_male_english",
                    "evelyn_harper_friendly_female_english",
                    "mature_morgan_male_english",
                    "claire_lawson_excited_female_english",
                    "roisin_female_english",
                    "shirley_professional_female_english",
                    "leonie_female_english",
                    "neo_male_english",
                    "lush_leonard_male_english",
                    "wayne_liang_2_male_english",
                    "emery_female_english",
                    "kavya_outdoor_female_english",
                    "artur_lifelike_male_english",
                    "steve_male_english",
                    "rey_male_english",
                    "claire_female_english_e66d40",
                    "george_ugc_3_male_english",
                    "jada_female_english",
                    "wesley_male_english",
                    "karolina_female_english",
                    "iris_female_english",
                    "hada_excited_female_english",
                    "ricardo_male_english",
                    "hunter_male_english",
                    "mabel_forsythe_female_english",
                    "kristoff_male_english",
                    "kwame_the_great_male_english",
                    "tahlia_brooks_friendly_female_english",
                    "tyler_kurk_informative_male_english",
                    "biblico_voice_1_male_english",
                    "jace_male_english",
                    "kwame_the_great_serious_male_english",
                    "julia_female_english",
                    "gerardo_male_english",
                    "shirley_female_english",
                    "denyse_female_english",
                    "barnaby_thorne_male_english",
                    "asher_male_english",
                    "catherine_female_english",
                    "scarlett_lifelike_female_english",
                    "mendoza_female_english",
                    "sensual_sapphira_excited_female_english",
                    "greg_male_english",
                    "aswas_voice_1_unknown_english",
                    "nina_voice_1_unknown_english",
                    "melchor_voice_1_unknown_english_eHTH85",
                    "tck_voice_1_female_english",
                    "lucas_voice_1_male_english",
                    "shah_voice_3_male_english",
                    "dilai_voice_1_female_english_EqyAD9",
                    "shah_voice_1_male_english",
                    "voice_1_unknown_english_exlth8",
                    "margaret_female_english",
                    "peppy_priya_friendly_female_english",
                    "kwaku_male_english",
                    "june_female_english",
                    "confident_connor_male_english",
                    "olsson_female_english",
                    "izzy_female_english",
                    "chase_male_english",
                    "yumi_female_english",
                    "ten_voice_1_male_english",
                    "rhonda_female_english",
                    "lovely_luna_excited_female_english",
                    "spunky_sandra_excited_female_english",
                    "justo_male_english",
                    "chill_chase_male_english",
                    "lucien_male_english",
                    "yogi_scott_male_english",
                    "erin_female_english",
                    "jin_professional_female_english",
                    "myra_female_english",
                    "timothy_lifelike_male_english",
                    "archer_male_english_f6e122",
                    "evelyn_harper_excited_female_english",
                    "graham_male_english",
                    "sebastian_male_english_f79b2a",
                    "vibrant_vince_male_english",
                    "mysterious_michael_broadcaster_male_english",
                    "meilin_female_english",
                    "lori_female_english",
                    "alvarez_female_english",
                    "victor_hayes_male_english",
                    "narrative_nora_broadcaster_female_english",
                    "alba_female_english",
                    "vibrant_violet_friendly_female_english",
                    "baritone_bryce_male_english",
                    "margaret_thatcher_serious_female_english",
                    "warrior_rohan_male_english",
                    "journey_female_english",
                    "dr_sterling_male_english",
                    "pedro_ia_male_english",
                    "professor_dean_angry_male_english",
                    "arianna_female_english",
                    "nadim_male_english",
                    "malcolm_jr_male_english",
                    "cute_chloe_female_english_fc3a1b",
                    "levi_male_english",
                    "sina_female_english",
                    "mysterious_michael_male_english",
                    "lulu_lollipop_female_english",
                    "jon_male_english",
                    "judy_professional_female_english_fd9c68",
                    "ryan_male_english",
                    "robin_female_english",
                    "milani_female_english_fe1eb4",
                    "arthur_blackwood_male_english",
                    "dynamic_daisy_female_english_1b4dd4",
                    "bd_male_english",
                    "marcel_ugc_3_mp4_male_english",
                    "gregory_male_english",
                    "kaison_male_english",
                    "hi_voice_1_male_english",
                    "thanos_excited_male_english",
                    "cute_chloe_excited_female_english",
                    "calm_eva_soothing_female_english",
                    "kurt_male_english",
                    "michael_male_english",
                    "lush_leonard_serious_male_english",
                    "jayla_female_english_1f2f09",
                    "sunny_male_english",
                    "bastien_male_english",
                    "mark_voice_1_unknown_english",
                    "bruce_male_english",
                    "quinn_female_english_207e0f",
                    "douglas_male_english",
                    "zesty_zeke_male_english",
                    "adeline_female_english",
                    "vince_lifelike_male_english",
                    "alec_best_voice_male_english",
                    "vivacious_vince_male_english",
                    "abigail_female_english",
                    "chill_chase_friendly_male_english",
                    "nevaeh_female_english",
                    "leif_male_english",
                    "arnav_male_english",
                    "finn_male_english",
                    "epic_eli_male_english",
                    "epic_eli_excited_male_english",
                    "engaging_evan_male_english",
                    "gentle_gabe_male_english",
                    "tristan_male_english",
                    "mikkel_male_english",
                    "an_ugc_3_female_english",
                    "frances_female_english",
                    "regal_roger_male_english",
                    "bo_male_english",
                    "william_prescott_angry_male_english",
                    "baraka_mwangi_male_english",
                    "bethany_female_english_250a27",
                    "elise_female_english",
                    "larry_male_english",
                    "energetic_mikey_male_english",
                    "isabelle_female_english",
                    "karen_female_english",
                    "leyla_female_english",
                    "jeyla_female_english",
                    "pragmatic_peter_male_english",
                    "ellie_faye_serious_female_english",
                    "deepened_dave_male_english",
                    "intense_isaac_male_english",
                    "vivian_hartley_female_english",
                    "feisty_fiona_broadcaster_female_english",
                    "melina_voice_1_female_english",
                    "dynamic_derek_broadcaster_male_english",
                    "warm_william_serious_male_english",
                    "margaret_thatcher_female_english",
                    "luna_bright_female_english",
                    "ross_male_english",
                    "composed_carla_female_english",
                    "refined_rupert_male_english",
                    "sebastian_male_english_2bed55",
                    "zoya_female_english",
                    "maya_female_english_2cca78",
                    "kyle_male_english",
                    "lively_liam_serious_male_english",
                    "supply_voice_1_unknown_english",
                    "adriana_female_english",
                    "declan_male_english",
                    "lea_female_english",
                    "radiant_riley_female_english_2e28aa",
                    "sporty_shane_male_english",
                    "ann_professional_female_english",
                    "cliff_male_english",
                    "charlie_female_english",
                    "husky_harold_male_english_2eb11e",
                    "tao_avatar_by_heygen_voice_1_female_english",
                    "rugged_ron_male_english",
                    "derya_lifelike_serious_female_english",
                    "gruff_greg_male_english",
                    "lucas_male_english",
                    "playful_priti_female_english",
                    "griffin_steele_male_english",
                    "lp_voice_1_unknown_english",
                    "oso_peloso_voice_1_unknown_english",
                    "kaitlyn_female_english",
                    "ross_ugc_1_mp4_male_english",
                    "bentley_male_english",
                    "harriet_female_english",
                    "george_ugc_4_male_english",
                    "surfer_girl_female_english",
                    "tck_voice_1_male_english",
                    "jessica_voice_1_unknown_english",
                    "archimedes_voice_1_male_english",
                    "centa_new_voice_1_male_english",
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                    "ona_natural_female_lithuanian",
                    "hila_natural_female_hebrew",
                    "alain_professional_male_french",
                    "shruti_female_telugu",
                    "nestoras_natural_male_greek",
                    "ardi_natural_male_indonesian",
                    "amany_warm_female_arabic",
                    "hamdan_natural_male_arabic",
                    "ralf_professional_male_german",
                    "iman_professional_female_arabic",
                    "maryam_natural_female_arabic",
                    "antonio_natural_male_portuguese",
                    "moaz_professional_male_arabic",
                    "laith_warm_male_arabic",
                    "klarissa_professional_female_german",
                    "diego_natural_male_italian",
                    "emel_female_turkish",
                    "hedi_friendly_male_arabic",
                    "noura_natural_female_arabic",
                    "denise_friendly_female_french",
                    "lukas_natural_male_slovak",
                    "mouna_newscaster_female_arabic",
                    "ismael_serious_male_arabic",
                    "viktoria_natural_female_slovak",
                    "shakir_professional_male_arabic",
                    "nabanita_natural_female_bangla",
                    "gabriella_natural_female_italian",
                    "vlasta_natural_female_czech",
                    "yunyang_professional_male_chinese",
                    "tamas_natural_male_hungarian",
                    "hoai_natural_female_vietnamese",
                    "mohan_male_telugu",
                    "injoon_natural_male_korean",
                    "hamed_natural_male_arabic",
                    "rana_natural_female_arabic",
                    "kalina_professional_female_bulgarian",
                    "ali_newscaster_male_arabic",
                    "bassel_friendly_male_arabic",
                    "borislav_professional_male_bulgarian",
                    "laila_friendly_female_arabic",
                    "zofia_natural_female_polish",
                    "dariya_professional_female_russian",
                    "sunhi_natural_female_korean",
                    "namminh_natural_male_vietnamese",
                    "noemi_natural_female_hungarian",
                    "joana_natural_female_catalan",
                    "reem_friendly_female_arabic",
                    "yunjhe_natural_male_chinese",
                    "sakura_cheerful_female_japanese",
                    "sylvie_professional_female_french",
                    "elsa_cheerful_female_italian",
                    "fernanda_natural_female_portuguese",
                    "hiumaan_natural_female_chinese",
                    "jonas_friendly_male_german",
                    "dalia_friendly_female_spanish",
                    "antoine_natural_male_french",
                    "jorge_professional_male_spanish",
                    "swara_friendly_female_hindi",
                    "duarte_natural_male_portuguese",
                    "donato_natural_male_portuguese",
                    "leni_friendly_female_german",
                    "wanlung_natural_male_chinese",
                    "hsiaochen_friendly_female_chinese",
                    "lorenzo_natural_male_spanish",
                    "madhur_natural_male_hindi",
                    "jan_natural_male_german",
                    "ariane_natural_female_french",
                    "fabrice_friendly_male_french",
                    "catalina_warm_female_spanish",
                    "gerard_professional_male_french",
                    "elke_warm_female_german",
                    "charline_natural_female_french",
                    "paloma_natural_female_spanish",
                    "kasper_newscaster_male_german",
                    "xiaoshuang_cheerful_female_chinese",
                    "maria_natural_female_portuguese",
                    "alonso_professional_male_spanish",
                    "xiaoxuan_serious_female_chinese",
                    "celeste_professional_female_french",
                    "yunye_calm_male_chinese",
                    "xiaowen_cheerful_female_chinese",
                    "louisa_natural_female_german",
                    "elza_warm_female_portuguese",
                    "yves_newscaster_male_french",
                    "marcelo_warm_male_spanish",
                    "hsiaoyu_natural_female_chinese",
                    "klaus_natural_male_german",
                    "henri_natural_male_french",
                    "elena_natural_female_spanish",
                    "killian_professional_male_german",
                    "maja_newscaster_female_german",
                    "tomas_natural_male_spanish",
                    "fabio_newscaster_male_portuguese",
                    "brigitte_natural_female_french",
                    "humberto_professional_male_portuguese",
                    "yvette_warm_female_french",
                    "qiujing_warm_female_chinese",
                    "alvaro_natural_male_spanish",
                    "yunxi_friendly_male_chinese",
                    "francisca_cheerful_female_portuguese",
                    "salome_natural_female_spanish",
                    "claude_friendly_male_french",
                    "josephine_calm_female_french",
                    "tanja_serious_female_german",
                    "gunter_calm_male_german",
                    "gonzalo_natural_male_spanish",
                    "xiaomeng_warm_female_chinese",
                    "gisela_natural_female_german",
                    "xiaoyan_newscaster_female_chinese",
                    "maurice_professional_male_french",
                    "bernd_natural_male_german",
                    "coralie_natural_female_french",
                    "jerome_professional_male_french",
                    "elvira_natural_female_spanish",
                    "eloise_natural_female_french",
                    "arnaud_professional_male_dutch",
                    "dena_natural_female_dutch",
                    "maarten_natural_male_dutch",
                    "raquel_warm_female_portuguese",
                    "sofia_cheerful_female_spanish",
                    "osman_natural_male_malay",
                    "yasmin_natural_female_malay",
                    "xiaomo_friendly_female_chinese",
                    "xiaocheng_natural_female_chinese",
                    "xiaohan_peaceful_female_chinese",
                    "xiaorui_cheerful_female_chinese",
                    "hiugaai_natural_female_chinese",
                    "jean_friendly_male_french",
                    "sofie_natural_female_swedish",
                    "manohar_natural_male_marathi",
                    "sameera_natural_male_sinhala",
                    "niranjan_natural_male_gujarati",
                    "pernille_natural_female_norwegian",
                    "marta_natural_female_spanish",
                    "enric_natural_male_catalan",
                    "salman_natural_male_urdu",
                    "elias_natural_male_spanish",
                    "nils_affinity_male_latvian",
                    "polina_professional_female_ukrainian",
                    "eka_natural_female_georgian",
                    "anu_natural_female_estonian",
                    "thilini_natural_female_sinhala",
                    "alba_natural_female_catalan",
                    "rehema_natural_female_kiswahili",
                    "valluvar_natural_male_tamil",
                    "alina_natural_female_romanian",
                    "gabrijela_calm_female_croatian",
                    "iselin_natural_female_norwegian",
                    "gul_natural_female_urdu",
                    "selma_natural_female_finnish",
                    "niwat_natural_male_thai",
                    "arnau_natural_male_spanish",
                    "ostap_professional_male_ukrainian",
                    "valentina_natural_female_spanish",
                    "hemkala_natural_female_nepali",
                    "noora_natural_female_finnish",
                    "sagar_natural_male_nepali",
                    "laia_friendly_female_spanish",
                    "aarohi_natural_female_marathi",
                    "kert_natural_male_estonian",
                    "asad_natural_male_urdu",
                    "dilara_female_persian",
                    "jeppe_natural_male_danish",
                    "emil_natural_male_romanian",
                    "vera_friendly_female_spanish",
                    "paola_cheerful_female_spanish",
                    "achara_friendly_female_thai",
                    "pallavi_natural_female_tamil",
                    "srecko_natural_male_croatian",
                    "mattias_natural_male_swedish",
                    "christel_natural_female_danish",
                    "dhwani_natural_female_gujarati",
                    "finn_natural_male_norwegian",
                    "farid_male_persian",
                    "everita_gently_female_latvian",
                    "irene_natural_female_spanish",
                    "giorgi_natural_male_georgian",
                    "harri_natural_male_finnish",
                    "larissa_friendly_female_spanish",
                    "premwadee_natural_female_thai",
                    "abril_natural_female_spanish",
                    "pierina_natural_female_italian",
                    "uzma_natural_female_urdu",
                    "lorena_natural_female_spanish",
                    "benigno_natural_male_italian",
                    "daudi_natural_male_kiswahili",
                    "daran_outside_sitting_2_male_multilingual",
                    "lukas_in_car_male_multilingual",
                    "lea_in_car_female_multilingual",
                    "lea_on_balcony_female_multilingual",
                    "lea_in_car_2_female_multilingual",
                    "lucas_inside_black_hoodie_male_multilingual",
                    "daran_in_car_male_multilingual",
                    "daran_inside_booth_male_multilingual_fe5b9e",
                    "lea_inside_sitting_female_multilingual",
                    "lea_inside_female_multilingual",
                    "daran_outside_sitting_male_multilingual",
                    "gail_inside_standing_female_multilingual",
                    "lucas_outside_at_cafe_male_multilingual",
                    "daran_inside_2_with_mic_male_multilingual",
                    "gail_outside_walking_female_multilingual",
                    "lea_outside_walking_female_multilingual_c4be40",
                    "daran_inside_booth_male_multilingual_3833c2",
                    "gail_in_car_female_multilingual",
                    "daran_outside_walking_male_multilingual",
                    "tim_outside_sitting_male_multilingual",
                    "lea_outside_walking_female_multilingual_1753e5",
                    "lea_inside_sitting_down_female_multilingual",
                    "paul_broadcaster_male_multilingual",
                    "paul_soothing_male_multilingual",
                    "theo_soothing_male_multilingual",
                    "ceecee_serious_female_multilingual",
                    "rex_soothing_male_multilingual",
                    "melissa_friendly_female_multilingual",
                    "ceecee_soothing_female_multilingual",
                    "ceecee_excited_female_multilingual",
                    "rex_friendly_male_multilingual",
                    "melissa_broadcaster_female_multilingual",
                    "rex_broadcaster_male_multilingual",
                    "melissa_serious_female_multilingual",
                    "melissa_excited_female_multilingual",
                    "elizabeth_excited_female_multilingual",
                    "rex_excited_male_multilingual",
                    "elizabeth_broadcaster_female_multilingual",
                    "christine_serious_female_multilingual",
                    "elizabeth_friendly_female_multilingual",
                    "paul_serious_male_multilingual",
                    "theo_friendly_male_multilingual",
                    "paul_friendly_male_multilingual",
                    "theo_serious_male_multilingual",
                    "theo_broadcaster_male_multilingual",
                    "christine_friendly_female_multilingual",
                    "melissa_soothing_female_multilingual",
                    "ceecee_broadcaster_female_multilingual",
                    "paul_excited_male_multilingual",
                    "christine_broadcaster_female_multilingual",
                    "rex_serious_male_multilingual",
                    "christine_soothing_female_multilingual",
                    "ceecee_friendly_female_multilingual",
                    "elizabeth_serious_female_multilingual",
                    "christine_excited_female_multilingual",
                    "theo_excited_male_multilingual",
                    "elizabeth_soothing_female_multilingual"
                  ]
                },
                "language": {
                  "title": "Language",
                  "description": "Language code for speech generation.",
                  "type": "string",
                  "enum": [
                    "af-ZA",
                    "sq-AL",
                    "am-ET",
                    "ar",
                    "ar-DZ",
                    "ar-BH",
                    "ar-EG",
                    "ar-IQ",
                    "ar-JO",
                    "ar-KW",
                    "ar-LB",
                    "ar-LY",
                    "ar-MA",
                    "ar-OM",
                    "ar-QA",
                    "ar-SA",
                    "ar-SY",
                    "ar-TN",
                    "ar-AE",
                    "ar-001",
                    "ar-YE",
                    "hy-AM",
                    "az-AZ",
                    "bn-BD",
                    "eu-ES",
                    "be-BY",
                    "bn-IN",
                    "bs-BA",
                    "bg",
                    "bg-BG",
                    "my-MM",
                    "ca-ES",
                    "zh",
                    "zh-HK",
                    "zh-CN-shandong",
                    "zh-CN",
                    "zh-CN-liaoning",
                    "zh-CN-sichuan",
                    "zh-TW",
                    "wuu-CN",
                    "zh-CN-henan",
                    "zh-CN-shaanxi",
                    "hr",
                    "hr-HR",
                    "cs",
                    "cs-CZ",
                    "da",
                    "da-DK",
                    "nl",
                    "nl-BE",
                    "nl-NL",
                    "en",
                    "en-AU",
                    "en-CA",
                    "en-HK",
                    "en-IN",
                    "en-IE",
                    "en-KE",
                    "en-NZ",
                    "en-NG",
                    "en-PH",
                    "en-SG",
                    "en-ZA",
                    "en-TZ",
                    "en-GB",
                    "en-US",
                    "et-EE",
                    "fil",
                    "ceb-PH",
                    "fil-PH",
                    "fi",
                    "fi-FI",
                    "fr",
                    "fr-BE",
                    "fr-CA",
                    "fr-FR",
                    "fr-CH",
                    "gl-ES",
                    "ka-GE",
                    "de",
                    "de-AT",
                    "de-DE",
                    "de-CH",
                    "el",
                    "el-GR",
                    "gu-IN",
                    "ht-HT",
                    "he-IL",
                    "hi",
                    "hi-IN",
                    "hu-HU",
                    "is-IS",
                    "id",
                    "id-ID",
                    "ga-IE",
                    "it",
                    "it-IT",
                    "ja",
                    "ja-JP",
                    "jv-ID",
                    "kn-IN",
                    "kk-KZ",
                    "km-KH",
                    "ko",
                    "ko-KR",
                    "lo-LA",
                    "la-VA",
                    "lv-LV",
                    "lt-LT",
                    "lb-LU",
                    "mk-MK",
                    "mg-MG",
                    "ms",
                    "ms-MY",
                    "ml-IN",
                    "mt-MT",
                    "mr-IN",
                    "mn-MN",
                    "ne-NP",
                    "nb-NO",
                    "nn-NO",
                    "or-IN",
                    "ps-AF",
                    "fa-IR",
                    "pl",
                    "pl-PL",
                    "pt",
                    "pt-BR",
                    "pt-PT",
                    "pa-IN",
                    "ro",
                    "ro-RO",
                    "ru",
                    "ru-RU",
                    "sr-LATN-RS",
                    "si-LK",
                    "sk",
                    "sk-SK",
                    "sl-SI",
                    "so-SO",
                    "es",
                    "es-AR",
                    "es-BO",
                    "es-CL",
                    "es-CO",
                    "es-CR",
                    "es-CU",
                    "es-DO",
                    "es-EC",
                    "es-SV",
                    "es-GQ",
                    "es-GT",
                    "es-HN",
                    "es-419",
                    "es-MX",
                    "es-NI",
                    "es-PA",
                    "es-PY",
                    "es-PE",
                    "es-PR",
                    "es-ES",
                    "es-US",
                    "es-UY",
                    "es-VE",
                    "su-ID",
                    "sw-KE",
                    "sw-TZ",
                    "sv",
                    "sv-SE",
                    "ta",
                    "ta-IN",
                    "ta-MY",
                    "ta-SG",
                    "ta-LK",
                    "te-IN",
                    "th-TH",
                    "tr",
                    "tr-TR",
                    "uk",
                    "uk-UA",
                    "ur-IN",
                    "ur-PK",
                    "uz-UZ",
                    "vi-VN",
                    "cy-GB",
                    "zu-ZA"
                  ]
                },
                "speed": {
                  "title": "Speed",
                  "description": "Playback speed of the generated speech.",
                  "type": "number",
                  "multipleOf": 0.01,
                  "minimum": 0.5,
                  "maximum": 1.5,
                  "default": 1
                },
                "pitch": {
                  "title": "Pitch",
                  "description": "Pitch adjustment for the voice.",
                  "type": "number",
                  "multipleOf": 0.1,
                  "minimum": -50,
                  "maximum": 50,
                  "default": 0
                }
              },
              "dependentRequired": {
                "text": [
                  "voice"
                ],
                "voice": [
                  "text"
                ]
              },
              "additionalProperties": false
            },
            "settings": {
              "title": "Settings",
              "description": "Global inference settings.",
              "type": "object",
              "properties": {
                "backgroundColor": {
                  "title": "Background Color",
                  "description": "Hex color code for solid background (e.g. #ff0000).",
                  "type": "string",
                  "pattern": "^#[0-9a-fA-F]{6}$"
                },
                "expressiveness": {
                  "title": "Expressiveness",
                  "description": "Controls the level of avatar expressiveness.",
                  "type": "string",
                  "enum": [
                    "low",
                    "medium",
                    "high"
                  ],
                  "default": "low"
                },
                "removeBackground": {
                  "title": "Remove Background",
                  "description": "Remove the avatar background.",
                  "type": "boolean",
                  "default": false
                }
              },
              "additionalProperties": false
            },
            "taskType": {
              "title": "Task Type",
              "description": "Identifier for the type of task being performed",
              "type": "string",
              "const": "videoInference"
            },
            "taskUUID": {
              "title": "Task UUID",
              "description": "UUID v4 identifier for tracking tasks and matching async responses. Must be unique per task.",
              "type": "string",
              "format": "uuid"
            },
            "webhookURL": {
              "title": "Webhook URL",
              "description": "Specifies a webhook URL where JSON responses will be sent via HTTP POST when generation tasks complete. For batch requests with multiple results, each completed item triggers a separate webhook call as it becomes available.",
              "type": "string",
              "format": "uri"
            },
            "includeCost": {
              "title": "Include Cost",
              "description": "Include task cost in the response.",
              "type": "boolean",
              "default": false
            },
            "numberResults": {
              "title": "Number of Results",
              "description": "Number of results to generate. Each result uses a different seed, producing variations of the same parameters.",
              "type": "integer",
              "minimum": 1,
              "default": 1,
              "maximum": 4
            },
            "uploadEndpoint": {
              "title": "Upload Endpoint",
              "description": "Specifies a URL where the generated content will be automatically uploaded using the HTTP PUT method. The raw binary data of the media file is sent directly as the request body. For secure uploads to cloud storage, use presigned URLs that include temporary authentication credentials.\n\n**Common use cases:**\n\n- **Cloud storage**: Upload directly to S3 buckets, Google Cloud Storage, or Azure Blob Storage using presigned URLs.\n- **CDN integration**: Upload to content delivery networks for immediate distribution.\n\n```text\n// S3 presigned URL for secure upload\nhttps://your-bucket.s3.amazonaws.com/generated/content.mp4?X-Amz-Signature=abc123&X-Amz-Expires=3600\n\n// Google Cloud Storage presigned URL\nhttps://storage.googleapis.com/your-bucket/content.jpg?X-Goog-Signature=xyz789\n\n// Custom storage endpoint\nhttps://storage.example.com/uploads/generated-image.jpg\n```\n\nThe content data will be sent as the request body to the specified URL when generation is complete.\n\n[Read full documentation](https://runware.ai/docs/models/heygen-avatar-iv#uploadEndpoint)",
              "type": "string",
              "format": "uri"
            },
            "ttl": {
              "title": "TTL",
              "description": "Time-to-live (TTL) in seconds for generated content. Only applies when `outputType` is `URL`.",
              "type": "integer",
              "minimum": 60
            },
            "outputType": {
              "title": "Output Type",
              "description": "Video output type.",
              "type": "string",
              "enum": [
                "URL"
              ],
              "default": "URL"
            },
            "outputFormat": {
              "title": "Output Format",
              "description": "Specifies the file format of the generated output. The available values depend on the task type and the specific model's capabilities.\n\n- \\`JPG\\`: Best for photorealistic images with smaller file sizes (no transparency).\n- \\`PNG\\`: Lossless compression, supports high quality and transparency (alpha channel).\n- \\`WEBP\\`: Modern format providing superior compression and transparency support.\n- \\`MP4\\`: Widely supported video container (H.264), recommended for general use.\n- \\`WEBM\\`: Optimized for web delivery.\n- \\`MOV\\`: QuickTime format, common in professional workflows (Apple ecosystem).\n- \\`GIF\\`: Animated image format (no audio), suitable for short loops or previews.\n- \\`MP3\\`: Compressed audio, smaller file size.\n- \\`WAV\\`: Uncompressed, high-quality audio.\n- \\`FLAC\\`: Lossless compression.\n- \\`OGG\\`: Open-source compressed audio format (Vorbis codec).\n- \\`SVG\\`: Scalable Vector Graphics.\n- \\`TIFF\\`: High-quality output supporting layers.\n\n> [!NOTE]\n> \\*\\*Transparency\\*\\*: If you are using features like background removal or LayerDiffuse that require transparency, you must select a format that supports an alpha channel (e.g., \\`PNG\\`, \\`WEBP\\`, \\`TIFF\\`). \\`JPG\\` does not support transparency.\n\n[Read full documentation](https://runware.ai/docs/models/heygen-avatar-iv#outputFormat)",
              "type": "string",
              "enum": [
                "MP4",
                "WEBM",
                "MOV"
              ],
              "default": "MP4"
            },
            "outputQuality": {
              "title": "Output Quality",
              "description": "Compression quality of the output. Higher values preserve quality but increase file size.",
              "type": "integer",
              "minimum": 20,
              "maximum": 99,
              "default": 95
            },
            "deliveryMethod": {
              "title": "Delivery Method",
              "description": "Determines how the API delivers task results.",
              "type": "string",
              "oneOf": [
                {
                  "const": "async",
                  "description": "Returns an immediate acknowledgment with the task UUID. Poll for results using getResponse. Required for long-running tasks like video generation."
                }
              ],
              "default": "async"
            },
            "safety": {
              "type": "object",
              "title": "Safety Settings",
              "description": "Content safety checking configuration for video generation.",
              "properties": {
                "checkContent": {
                  "title": "Check Content",
                  "description": "Enable or disable content safety checking. When enabled, defaults to `fast` mode.",
                  "type": "boolean",
                  "default": false
                },
                "mode": {
                  "description": "Safety checking mode for video generation.",
                  "type": "string",
                  "oneOf": [
                    {
                      "const": "none",
                      "title": "None",
                      "description": "Disables checking."
                    },
                    {
                      "const": "fast",
                      "title": "Fast",
                      "description": "Checks key frames."
                    },
                    {
                      "const": "full",
                      "title": "Full",
                      "description": "Checks all frames."
                    }
                  ],
                  "default": "none"
                }
              },
              "additionalProperties": false
            }
          },
          "allOf": [
            {
              "dependentRequired": {
                "width": [
                  "height"
                ],
                "height": [
                  "width"
                ]
              }
            },
            {
              "oneOf": [
                {
                  "title": "720p (16:9)",
                  "properties": {
                    "width": {
                      "const": 1280
                    },
                    "height": {
                      "const": 720
                    }
                  }
                },
                {
                  "title": "720p (9:16)",
                  "properties": {
                    "width": {
                      "const": 720
                    },
                    "height": {
                      "const": 1280
                    }
                  }
                },
                {
                  "title": "1080p (16:9)",
                  "properties": {
                    "width": {
                      "const": 1920
                    },
                    "height": {
                      "const": 1080
                    }
                  }
                },
                {
                  "title": "1080p (9:16)",
                  "properties": {
                    "width": {
                      "const": 1080
                    },
                    "height": {
                      "const": 1920
                    }
                  }
                }
              ]
            },
            {
              "anyOf": [
                {
                  "properties": {
                    "inputs": {
                      "required": [
                        "avatar"
                      ]
                    }
                  },
                  "required": [
                    "inputs"
                  ]
                },
                {
                  "properties": {
                    "inputs": {
                      "required": [
                        "image"
                      ]
                    }
                  },
                  "required": [
                    "inputs"
                  ]
                }
              ]
            },
            {
              "anyOf": [
                {
                  "properties": {
                    "speech": {
                      "required": [
                        "text",
                        "voice"
                      ]
                    }
                  },
                  "required": [
                    "speech"
                  ]
                },
                {
                  "properties": {
                    "inputs": {
                      "required": [
                        "audio"
                      ]
                    }
                  },
                  "required": [
                    "inputs"
                  ]
                }
              ]
            },
            {
              "not": {
                "allOf": [
                  {
                    "required": [
                      "resolution"
                    ]
                  },
                  {
                    "anyOf": [
                      {
                        "required": [
                          "width"
                        ]
                      },
                      {
                        "required": [
                          "height"
                        ]
                      }
                    ]
                  }
                ]
              }
            },
            {
              "not": {
                "allOf": [
                  {
                    "properties": {
                      "inputs": {
                        "required": [
                          "avatar"
                        ]
                      }
                    },
                    "required": [
                      "inputs"
                    ]
                  },
                  {
                    "properties": {
                      "inputs": {
                        "required": [
                          "image"
                        ]
                      }
                    },
                    "required": [
                      "inputs"
                    ]
                  }
                ]
              }
            },
            {
              "not": {
                "allOf": [
                  {
                    "properties": {
                      "speech": {
                        "required": [
                          "text"
                        ]
                      }
                    },
                    "required": [
                      "speech"
                    ]
                  },
                  {
                    "properties": {
                      "inputs": {
                        "required": [
                          "audio"
                        ]
                      }
                    },
                    "required": [
                      "inputs"
                    ]
                  }
                ]
              }
            },
            {
              "if": {
                "properties": {
                  "inputs": {
                    "properties": {
                      "avatar": {
                        "enum": [
                          "woman_middle_aged_sitting",
                          "casual_sitting_young_adult",
                          "woman_casual_standing",
                          "woman_business_formal",
                          "woman_casual_sitting",
                          "woman_business_office",
                          "woman_business_half_body"
                        ]
                      }
                    },
                    "required": [
                      "avatar"
                    ]
                  }
                },
                "required": [
                  "inputs"
                ]
              },
              "then": {
                "not": {
                  "anyOf": [
                    {
                      "required": [
                        "positivePrompt"
                      ]
                    },
                    {
                      "properties": {
                        "settings": {
                          "required": [
                            "expressiveness"
                          ]
                        }
                      },
                      "required": [
                        "settings"
                      ]
                    }
                  ]
                }
              }
            }
          ],
          "additionalProperties": false,
          "required": [
            "taskType",
            "taskUUID",
            "model"
          ]
        },
        "description": "You must always POST an array of task objects."
      },
      "ResponseBody": {
        "type": "object",
        "properties": {
          "data": {
            "type": "array",
            "items": {
              "type": "object",
              "description": "Unknown response structure"
            }
          }
        }
      },
      "ErrorResponse": {
        "title": "Error Response",
        "description": "Standard error response returned by the Runware API.",
        "type": "object",
        "properties": {
          "errors": {
            "type": "array",
            "items": {
              "type": "object",
              "required": [
                "code",
                "message"
              ],
              "additionalProperties": true,
              "properties": {
                "code": {
                  "type": "string",
                  "description": "A short identifier for the error (e.g., invalidApiKey, timeoutProvider)."
                },
                "message": {
                  "type": "string",
                  "description": "A human-readable explanation of what went wrong."
                },
                "parameter": {
                  "type": "string",
                  "description": "The request parameter related to the error, if applicable."
                },
                "taskType": {
                  "type": "string",
                  "description": "The task type of the request that failed."
                },
                "taskUUID": {
                  "type": "string",
                  "description": "The unique identifier of the failed request."
                },
                "documentation": {
                  "type": "string",
                  "description": "A link to relevant documentation."
                }
              }
            }
          }
        },
        "required": [
          "errors"
        ],
        "additionalProperties": false
      }
    }
  },
  "paths": {
    "/": {
      "post": {
        "summary": "Run HeyGen Avatar IV",
        "description": "HeyGen Avatar IV is a photorealistic AI avatar generation model that creates talking videos from a single image and a script or audio input. The model synchronizes voice with facial motion, expressions, and gestures to produce lifelike avatar performances. It supports multilingual speech, realistic lip synchronization, and expressive body language, enabling scalable production of presenter-style videos without cameras, actors, or studio setups.",
        "operationId": "run_heygen_avatar_iv",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/RequestBody"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Successful response",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ResponseBody"
                }
              }
            }
          },
          "400": {
            "description": "Bad Request — Missing or invalid parameters.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          },
          "401": {
            "description": "Unauthorized — No valid API key provided.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          },
          "402": {
            "description": "Payment Required — Insufficient account balance.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          },
          "403": {
            "description": "Forbidden — The API key lacks permissions for this request.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          },
          "429": {
            "description": "Too Many Requests — Rate limit exceeded.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          },
          "500": {
            "description": "Server Error — Something went wrong on Runware's end.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          },
          "503": {
            "description": "Service Unavailable — Temporarily unavailable (maintenance or capacity).",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ErrorResponse"
                }
              }
            }
          }
        }
      }
    }
  },
  "security": [
    {
      "apiKeyAuth": []
    }
  ]
}