Flux AI

Flux AI Models API

The Models API from Flux AI — 2 operation(s) for models.

Documentation GitHub OpenAPI

Operations 2

GET /api/v1/ai/models Discover available models and their parameters #

POST /api/v1/ai/pricing/estimate Estimate credits before generation #

Specifications

⚙

OpenAPI

https://artifacts.apis.io/fluxaipro-art/openapi/fluxaipro-art-models-api-openapi.yml

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Fluxaipro Art Models API
  version: 1.1.0
  contact:
    name: Flux AI Support
    email: support@fluxaipro.art
    url: http://localhost:3001/contact
  description: 'Operations tagged Models across 2 of this provider''s published API definitions: fluxaipro-art-openapi.json, fluxaipro-art-openapi.yaml. Each path carries the servers of the definition it was published in.'
servers:
- url: http://localhost:3001
  description: Flux AI production
security:
- bearerAuth: []
tags:
- name: Models
paths:
  /api/v1/ai/models:
    get:
      tags:
      - Models
      operationId: listAiModels
      summary: Discover available models and their parameters
      security: []
      parameters:
      - name: modality
        in: query
        schema:
          type: string
          enum:
          - image
          - video
          - audio
          - text
      responses:
        '200':
          description: Models
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ModelListResponse'
        '400':
          description: Invalid request or insufficient credits (code 4407)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Missing, invalid, expired or revoked credential
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '403':
          description: Insufficient permission
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '404':
          description: Task not found or not owned by you
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '429':
          description: Rate limit; retry with backoff
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '503':
          description: Temporarily unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
    servers:
    - url: http://localhost:3001
      description: Flux AI production
  /api/v1/ai/pricing/estimate:
    post:
      tags:
      - Models
      operationId: estimateCredits
      summary: Estimate credits before generation
      security: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/EstimateRequest'
      responses:
        '200':
          description: Estimate; final settlement follows model billing rules
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EstimateResponse'
        '400':
          description: Invalid request or insufficient credits (code 4407)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Missing, invalid, expired or revoked credential
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '403':
          description: Insufficient permission
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '404':
          description: Task not found or not owned by you
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '429':
          description: Rate limit; retry with backoff
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '503':
          description: Temporarily unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
    servers:
    - url: http://localhost:3001
      description: Flux AI production
components:
  schemas:
    ErrorResponse:
      type: object
      properties:
        code:
          type:
          - integer
          - string
        message:
          type: string
        data: {}
      additionalProperties: true
    ModelListResponse:
      type: object
      properties:
        models:
          type: array
          items:
            type: object
            properties:
              model:
                type: string
              displayName:
                type: string
              modality:
                type: string
              creditCost:
                type: number
              paramSchema: {}
              pricingRule: {}
            additionalProperties: true
    EstimateResponse:
      type: object
      properties:
        estimatedCredits:
          type:
          - number
          - 'null'
      additionalProperties: true
    EstimateRequest:
      type: object
      required:
      - modality
      - params
      properties:
        model:
          type: string
          description: Use the model identifier returned by GET /api/v1/ai/models.
        displayName:
          type: string
        modality:
          type: string
          enum:
          - image
          - video
          - audio
          - text
        subType:
          type: string
        params:
          type: object
          additionalProperties: true
          description: Parameters must satisfy the selected model's paramSchema.
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: Flux AI API key
      description: Create a key in Account settings > API keys (open from /developers). Read requires generations:read. Create, retry and cancel require generations:write. Keys access only their owner's tasks.
    mcpOAuth:
      type: http
      scheme: bearer
      bearerFormat: Clerk OAuth access token
      description: Discover OAuth at /.well-known/oauth-protected-resource/api/mcp. Existing Flux AI API keys are also accepted by MCP.
externalDocs:
  url: http://localhost:3001/developers
  description: Developer guide
x-refined-from:
- fluxaipro-art-openapi.json
- fluxaipro-art-openapi.yaml