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Black Forest Labs

Black Forest Labs is the company behind the Flux family of image generation models. The Flux API exposes asynchronous image generation endpoints via global and regional base URLs with model-named paths (e.g. /v1/flux-2-pro). Models include FLUX.2 (flex/pro/max/klein), FLUX.1 Kontext, FLUX1.1 [pro] Ultra, FLUX1.1 [pro], FLUX.1 Fill, and FLUX Schnell. Auth via BFL_API_KEY bearer token.

1 APIs 0 Features
AIImage GenerationFluxOpen WeightsBFL

APIs

Flux Image Generation API

REST API for asynchronous image generation across the Flux model family. Submit a generation request, then poll the returned polling_url for the result. Global endpoint at https...

Resources

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Website
Website
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Documentation
Documentation
👥
GitHub
GitHub
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Plans
Plans
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RateLimits
RateLimits
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FinOps
FinOps

Sources

apis.yml Raw ↑
aid: black-forest-labs
url: https://raw.githubusercontent.com/api-evangelist/black-forest-labs/refs/heads/main/apis.yml
name: Black Forest Labs
x-type: company
description: >-
  Black Forest Labs is the company behind the Flux family of image generation models. The
  Flux API exposes asynchronous image generation endpoints via global and regional base URLs
  with model-named paths (e.g. /v1/flux-2-pro). Models include FLUX.2 (flex/pro/max/klein),
  FLUX.1 Kontext, FLUX1.1 [pro] Ultra, FLUX1.1 [pro], FLUX.1 Fill, and FLUX Schnell. Auth via
  BFL_API_KEY bearer token.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - AI
  - Image Generation
  - Flux
  - Open Weights
  - BFL
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: black-forest-labs:flux
    name: Flux Image Generation API
    description: >-
      REST API for asynchronous image generation across the Flux model family. Submit a
      generation request, then poll the returned polling_url for the result. Global endpoint
      at https://api.bfl.ai with regional alternatives at https://api.eu.bfl.ai (GDPR) and
      https://api.us.bfl.ai. Model-name path pattern /v1/{model}.
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.bfl.ai/
    baseURL: https://api.bfl.ai
    tags:
      - Image Generation
      - Flux
      - Async
      - Polling
      - Text-to-Image
      - Image Editing
    properties:
      - type: Documentation
        url: https://docs.bfl.ai/
      - type: SignUp
        url: https://dashboard.bfl.ai/
      - type: Pricing
        url: https://bfl.ai/pricing
      - type: LLMsTxt
        url: https://docs.bfl.ml/llms.txt
      - type: GitHub
        url: https://github.com/black-forest-labs/flux
common:
  - type: Website
    url: https://blackforestlabs.ai/
  - type: Documentation
    url: https://docs.bfl.ai/
  - type: GitHub
    url: https://github.com/black-forest-labs
  - type: Plans
    url: plans/black-forest-labs-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/black-forest-labs-rate-limits.yml
  - type: FinOps
    url: finops/black-forest-labs-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]