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POST
Create asset character

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"

Body

application/json
name
string
required

Character display name

Required string length: 1 - 255
description
string
required

Text description used for character semantic matching

Required string length: 1 - 2000
reference_images
string[]
required

Reference images for the character. Prefer vector IDs or request IDs for existing fal-generated assets. Use fal-hosted image URLs only for standalone images.

Required array length: 1 - 20 elements
Minimum string length: 1
identifier
string | null

Optional @mention identifier for the character

Maximum string length: 64
cover_image_url
string<uri> | null

Optional fal-hosted cover image URL for the character

Response

Character created

character
object
required

Asset character