Favorite asset character

Favorite an asset character for the authenticated user’s fal Assets library.

POST /assets/characters/{character_id}/favorite

Favorite asset character

cURL

curl --request POST \
  --url https://api.fal.ai/v1/assets/characters/{character_id}/favorite \
  --header 'Authorization: <api-key>'

import requests

url = "https://api.fal.ai/v1/assets/characters/{character_id}/favorite"

headers = {"Authorization": "<api-key>"}

response = requests.post(url, headers=headers)

print(response.text)

const options = {method: 'POST', headers: {Authorization: '<api-key>'}};

fetch('https://api.fal.ai/v1/assets/characters/{character_id}/favorite', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

200

{
  "character": {
    "id": "d7tatpsregjaga2cf3d0",
    "type": "character",
    "name": "Alice",
    "description": "A character with red hair and a blue jacket",
    "icon": "folder",
    "color": "blue",
    "cover_image_url": "https://v3b.fal.media/files/b/0a9b4900/PDbTGyzqRh1aijW2WQiY9_opengraph-1%20%281%29.png",
    "character_identifier": "alice",
    "parent_collection_id": null,
    "is_favorited": true,
    "created_at": "2026-05-23T20:00:00.000Z",
    "updated_at": "2026-05-23T20:00:00.000Z",
    "asset_count": null,
    "reference_images": [
      "https://v3b.fal.media/files/b/0a9b4900/PDbTGyzqRh1aijW2WQiY9_opengraph-1%20%281%29.png"
    ]
  }
}

{
  "error": {
    "type": "validation_error",
    "message": "Invalid request parameters"
  }
}

{
  "error": {
    "type": "authorization_error",
    "message": "Authentication required"
  }
}

{
  "error": {
    "type": "authorization_error",
    "message": "Access denied"
  }
}

{
  "error": {
    "type": "not_found",
    "message": "Resource not found"
  }
}

{
  "error": {
    "type": "validation_error",
    "message": "Invalid request parameters"
  }
}

{
  "error": {
    "type": "validation_error",
    "message": "Invalid request parameters"
  }
}

{
  "error": {
    "type": "rate_limited",
    "message": "Rate limit exceeded"
  }
}

{
  "error": {
    "type": "server_error",
    "message": "An unexpected error occurred"
  }
}

{
  "error": {
    "type": "server_error",
    "message": "Upstream asset service failed"
  }
}

Authorizations

Authorization · string · header · required

API key must be prefixed with "Key ", e.g. Authorization: Key YOUR_API_KEY

Headers

Idempotency-Key · string

Optional idempotency key for safe request retries

Example:

"550e8400-e29b-41d4-a716-446655440000"

Path Parameters

character_id · string · required

Character collection ID

Minimum string length: 1

Example:

"d7tatpsregjaga2cf3d0"

Response

200

application/json

Character favorited

character · object · required

Asset character

Show child attributes