ControlNet Preprocess Lineart Anime

May 1, 2025

ControlNet Preprocess Lineart Anime extracts anime-style line structure from an input image for ControlNet conditioning. It is best for manga, cel-shaded, and stylized character workflows where cleaner region boundaries and illustration-style contours matter more than photoreal edge detail.

lineart-extraction

Antarctic Crew Roster Line Guide$0.0006~4s

Try in Playground

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'runware:controlnet-preprocess@lineart-anime',
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/5091e9be-716a-4cd6-92ab-aa9dff216439.jpg'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "runware:controlnet-preprocess@lineart-anime",
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/5091e9be-716a-4cd6-92ab-aa9dff216439.jpg"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "controlNetPreprocess",
      "taskUUID": "71fce4d7-3c09-4b27-826c-2df4b2d6c32a",
      "model": "runware:controlnet-preprocess@lineart-anime",
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/5091e9be-716a-4cd6-92ab-aa9dff216439.jpg"
      }
    }
  ]'

runware run runware:controlnet-preprocess@lineart-anime \
  inputs.image=https://assets.runware.ai/assets/inputs/5091e9be-716a-4cd6-92ab-aa9dff216439.jpg

{
  "taskType": "controlNetPreprocess",
  "taskUUID": "71fce4d7-3c09-4b27-826c-2df4b2d6c32a",
  "model": "runware:controlnet-preprocess@lineart-anime",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/5091e9be-716a-4cd6-92ab-aa9dff216439.jpg"
  }
}

Response

{
  "taskType": "imageControlNetPreProcess",
  "taskUUID": "71fce4d7-3c09-4b27-826c-2df4b2d6c32a",
  "guideImageURL": "https://im.runware.ai/image/os/a06dlim3/ws/3/ii/699534dc-7226-47c2-9ead-7532b2161fd4.jpg",
  "cost": 0.0006,
  "guideImageUUID": "699534dc-7226-47c2-9ead-7532b2161fd4",
  "inputImageUUID": "050d78ff-5002-464f-9611-926e1d5ea2c0"
}

lineart-extraction

Heritage Tram Coloring Page$0.0006~6s

Try in Playground

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'runware:controlnet-preprocess@lineart-anime',
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/67a34e34-e23f-4df6-bf73-28cc7d466597.jpg'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "runware:controlnet-preprocess@lineart-anime",
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/67a34e34-e23f-4df6-bf73-28cc7d466597.jpg"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "controlNetPreprocess",
      "taskUUID": "8635a3aa-9d62-44db-be6a-701a70ad5a02",
      "model": "runware:controlnet-preprocess@lineart-anime",
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/67a34e34-e23f-4df6-bf73-28cc7d466597.jpg"
      }
    }
  ]'

runware run runware:controlnet-preprocess@lineart-anime \
  inputs.image=https://assets.runware.ai/assets/inputs/67a34e34-e23f-4df6-bf73-28cc7d466597.jpg

{
  "taskType": "controlNetPreprocess",
  "taskUUID": "8635a3aa-9d62-44db-be6a-701a70ad5a02",
  "model": "runware:controlnet-preprocess@lineart-anime",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/67a34e34-e23f-4df6-bf73-28cc7d466597.jpg"
  }
}

Response

{
  "taskType": "imageControlNetPreProcess",
  "taskUUID": "8635a3aa-9d62-44db-be6a-701a70ad5a02",
  "guideImageURL": "https://im.runware.ai/image/os/a10dlim3/ws/3/ii/bf240f52-d46f-4338-9631-c01bfb77ecd5.jpg",
  "cost": 0.0006,
  "guideImageUUID": "bf240f52-d46f-4338-9631-c01bfb77ecd5",
  "inputImageUUID": "8943e353-f4a9-414b-a89f-c1da1f73982a"
}

lineart-extraction

Aquarium Mural Outpaint Line Guide$0.0006~6s

Try in Playground

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'runware:controlnet-preprocess@lineart-anime',
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/e5897d35-6d69-44b9-8c98-d19b09a0821d.jpg'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "runware:controlnet-preprocess@lineart-anime",
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/e5897d35-6d69-44b9-8c98-d19b09a0821d.jpg"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "controlNetPreprocess",
      "taskUUID": "c4bd95ea-dcb3-47bf-8b2d-8ae39ba3d248",
      "model": "runware:controlnet-preprocess@lineart-anime",
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/e5897d35-6d69-44b9-8c98-d19b09a0821d.jpg"
      }
    }
  ]'

runware run runware:controlnet-preprocess@lineart-anime \
  inputs.image=https://assets.runware.ai/assets/inputs/e5897d35-6d69-44b9-8c98-d19b09a0821d.jpg

{
  "taskType": "controlNetPreprocess",
  "taskUUID": "c4bd95ea-dcb3-47bf-8b2d-8ae39ba3d248",
  "model": "runware:controlnet-preprocess@lineart-anime",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/e5897d35-6d69-44b9-8c98-d19b09a0821d.jpg"
  }
}

Response

{
  "taskType": "imageControlNetPreProcess",
  "taskUUID": "c4bd95ea-dcb3-47bf-8b2d-8ae39ba3d248",
  "guideImageURL": "https://im.runware.ai/image/os/a02d21/ws/3/ii/46c305c6-bac9-4470-b839-a4b3635a6be9.jpg",
  "cost": 0.0006,
  "guideImageUUID": "46c305c6-bac9-4470-b839-a4b3635a6be9",
  "inputImageUUID": "ffed8ee9-6310-4f04-aca7-b43da1c84164"
}

lineart-extraction

Mine Safety Canary Logo Vectorization$0.0006~4s

Try in Playground

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'runware:controlnet-preprocess@lineart-anime',
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/05b31e83-03ff-4a77-aabf-9aa0a51ca6ba.jpg'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "runware:controlnet-preprocess@lineart-anime",
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/05b31e83-03ff-4a77-aabf-9aa0a51ca6ba.jpg"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "controlNetPreprocess",
      "taskUUID": "188c7f76-e753-4699-8e54-57894297e45f",
      "model": "runware:controlnet-preprocess@lineart-anime",
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/05b31e83-03ff-4a77-aabf-9aa0a51ca6ba.jpg"
      }
    }
  ]'

runware run runware:controlnet-preprocess@lineart-anime \
  inputs.image=https://assets.runware.ai/assets/inputs/05b31e83-03ff-4a77-aabf-9aa0a51ca6ba.jpg

{
  "taskType": "controlNetPreprocess",
  "taskUUID": "188c7f76-e753-4699-8e54-57894297e45f",
  "model": "runware:controlnet-preprocess@lineart-anime",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/05b31e83-03ff-4a77-aabf-9aa0a51ca6ba.jpg"
  }
}

Response

{
  "taskType": "imageControlNetPreProcess",
  "taskUUID": "188c7f76-e753-4699-8e54-57894297e45f",
  "guideImageURL": "https://im.runware.ai/image/os/a01d21/ws/3/ii/62369915-bee2-4e89-b4ac-0c1ff5196965.jpg",
  "cost": 0.0006,
  "guideImageUUID": "62369915-bee2-4e89-b4ac-0c1ff5196965",
  "inputImageUUID": "ac0d06b6-8b71-455e-b28b-09fd5f93911d"
}