--- title: PixVerse LipSync | Runware Docs url: https://runware.ai/docs/models/pixverse-lipsync description: Realistic AI lip sync from audio for any video --- # PixVerse LipSync PixVerse LipSync generates accurate mouth motion from audio for characters and videos. It aligns lip movement with speech timing. It preserves facial expression context. Ideal for dubbing, character animation, and content localization workflows. - **ID**: `pixverse:lipsync@1` - **Status**: live - **Creator**: PixVerse - **Release Date**: July 30, 2025 - **Capabilities**: Text to Video, Text to Audio, Audio to Video ## Pricing $0.0136 per second of audio - **Per second of audio**: `$0.0136` ## Request Parameters **API Options** Platform-level options for task execution and delivery. ### [taskType](https://runware.ai/docs/models/pixverse-lipsync#request-tasktype) - **Type**: `string` - **Required**: true - **Value**: `videoInference` Identifier for the type of task being performed ### [taskUUID](https://runware.ai/docs/models/pixverse-lipsync#request-taskuuid) - **Type**: `string` - **Required**: true - **Format**: `UUID v4` UUID v4 identifier for tracking tasks and matching async responses. Must be unique per task. ### [outputType](https://runware.ai/docs/models/pixverse-lipsync#request-outputtype) - **Type**: `string` - **Default**: `URL` Video output type. **Allowed values**: `URL` ### [outputFormat](https://runware.ai/docs/models/pixverse-lipsync#request-outputformat) - **Type**: `string` - **Default**: `MP4` Specifies the file format of the generated output. The available values depend on the task type and the specific model's capabilities. - \`MP4\`: Widely supported video container (H.264), recommended for general use. - \`WEBM\`: Optimized for web delivery. - \`MOV\`: QuickTime format, common in professional workflows (Apple ecosystem). **Allowed values**: `MP4` `WEBM` `MOV` ### [outputQuality](https://runware.ai/docs/models/pixverse-lipsync#request-outputquality) - **Type**: `integer` - **Min**: `20` - **Max**: `99` - **Default**: `95` Compression quality of the output. Higher values preserve quality but increase file size. ### [webhookURL](https://runware.ai/docs/models/pixverse-lipsync#request-webhookurl) - **Type**: `string` - **Format**: `URI` 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. **Learn more** (1 resource): - [Webhooks](https://runware.ai/docs/platform/webhooks) (platform) ### [deliveryMethod](https://runware.ai/docs/models/pixverse-lipsync#request-deliverymethod) - **Type**: `string` - **Default**: `async` Determines how the API delivers task results. **Allowed values**: - `async` Returns an immediate acknowledgment with the task UUID. Poll for results using getResponse. Required for long-running tasks like video generation. **Learn more** (1 resource): - [Task Polling](https://runware.ai/docs/platform/task-polling) (platform) ### [uploadEndpoint](https://runware.ai/docs/models/pixverse-lipsync#request-uploadendpoint) - **Type**: `string` - **Format**: `URI` 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. **Common use cases:** - **Cloud storage**: Upload directly to S3 buckets, Google Cloud Storage, or Azure Blob Storage using presigned URLs. - **CDN integration**: Upload to content delivery networks for immediate distribution. ```text // S3 presigned URL for secure upload https://your-bucket.s3.amazonaws.com/generated/content.mp4?X-Amz-Signature=abc123&X-Amz-Expires=3600 // Google Cloud Storage presigned URL https://storage.googleapis.com/your-bucket/content.jpg?X-Goog-Signature=xyz789 // Custom storage endpoint https://storage.example.com/uploads/generated-image.jpg ``` The content data will be sent as the request body to the specified URL when generation is complete. ### [safety](https://runware.ai/docs/models/pixverse-lipsync#request-safety) - **Path**: `safety.checkContent` - **Type**: `object (2 properties)` Content safety checking configuration for video generation. #### [checkContent](https://runware.ai/docs/models/pixverse-lipsync#request-safety-checkcontent) - **Path**: `safety.checkContent` - **Type**: `boolean` - **Default**: `false` Enable or disable content safety checking. When enabled, defaults to `fast` mode. #### [mode](https://runware.ai/docs/models/pixverse-lipsync#request-safety-mode) - **Path**: `safety.mode` - **Type**: `string` - **Default**: `none` Safety checking mode for video generation. **Allowed values**: - `none` Disables checking. - `fast` Checks key frames. - `full` Checks all frames. ### [ttl](https://runware.ai/docs/models/pixverse-lipsync#request-ttl) - **Type**: `integer` - **Min**: `60` Time-to-live (TTL) in seconds for generated content. Only applies when `outputType` is `URL`. ### [includeCost](https://runware.ai/docs/models/pixverse-lipsync#request-includecost) - **Type**: `boolean` - **Default**: `false` Include task cost in the response. ### [numberResults](https://runware.ai/docs/models/pixverse-lipsync#request-numberresults) - **Type**: `integer` - **Min**: `1` - **Max**: `4` - **Default**: `1` Number of results to generate. Each result uses a different seed, producing variations of the same parameters. **Inputs** Input resources for the task (images, audio, etc). These must be nested inside the \`inputs\` object. ### [referenceVideos](https://runware.ai/docs/models/pixverse-lipsync#request-inputs-referencevideos) - **Path**: `inputs.referenceVideos` - **Type**: `array of strings` List of reference videos (UUID, URL). ### [audio](https://runware.ai/docs/models/pixverse-lipsync#request-inputs-audio) - **Path**: `inputs.audio` - **Type**: `string` Audio input (UUID or URL). **Generation Parameters** Core parameters for controlling the generated content. ### [model](https://runware.ai/docs/models/pixverse-lipsync#request-model) - **Type**: `string` - **Required**: true - **Value**: `pixverse:lipsync@1` Identifier of the model to use for generation. **Learn more** (3 resources): - [Text To Image: Model Selection The Foundation Of Generation](https://runware.ai/docs/guides/text-to-image#model-selection-the-foundation-of-generation) (guide) - [Image Inpainting: Model Specialized Inpainting Models](https://runware.ai/docs/guides/image-inpainting#model-specialized-inpainting-models) (guide) - [Image Outpainting: Other Critical Parameters](https://runware.ai/docs/guides/image-outpainting#other-critical-parameters) (guide) ### [speech](https://runware.ai/docs/models/pixverse-lipsync#request-speech) - **Path**: `speech.text` - **Type**: `object (2 properties)` Settings for speech generation. #### [text](https://runware.ai/docs/models/pixverse-lipsync#request-speech-text) - **Path**: `speech.text` - **Type**: `string` - **Required**: true - **Max**: `200` Text to convert to speech. #### [voice](https://runware.ai/docs/models/pixverse-lipsync#request-speech-voice) - **Path**: `speech.voice` - **Type**: `string` - **Required**: true - **Default**: `auto` Voice identifier to use. Set to `auto` for automatic selection. **Allowed values**: `Emily` `James` `Isabella` `Liam` `Chloe` `Adrian` `Harper` `Ava` `Sophia` `Julia` `Mason` `Jack` `Oliver` `Ethan` `auto` ## Response Parameters ### [taskType](https://runware.ai/docs/models/pixverse-lipsync#response-tasktype) - **Type**: `string` - **Required**: true - **Value**: `videoInference` Type of the task. ### [taskUUID](https://runware.ai/docs/models/pixverse-lipsync#response-taskuuid) - **Type**: `string` - **Required**: true - **Format**: `UUID v4` UUID of the task. ### [videoUUID](https://runware.ai/docs/models/pixverse-lipsync#response-videouuid) - **Type**: `string` - **Required**: true - **Format**: `UUID v4` UUID of the output video. ### [videoURL](https://runware.ai/docs/models/pixverse-lipsync#response-videourl) - **Type**: `string` - **Format**: `URI` URL of the output video. ### [videoBase64Data](https://runware.ai/docs/models/pixverse-lipsync#response-videobase64data) - **Type**: `string` Base64-encoded video data. ### [videoDataURI](https://runware.ai/docs/models/pixverse-lipsync#response-videodatauri) - **Type**: `string` - **Format**: `URI` Data URI of the output video. ### [seed](https://runware.ai/docs/models/pixverse-lipsync#response-seed) - **Type**: `integer` The seed used for generation. If none was provided, shows the randomly generated seed. ### [NSFWContent](https://runware.ai/docs/models/pixverse-lipsync#response-nsfwcontent) - **Type**: `boolean` Flag indicating if NSFW content was detected. ### [cost](https://runware.ai/docs/models/pixverse-lipsync#response-cost) - **Type**: `float` Task cost in USD. Present when `includeCost` is set to `true` in the request.