FLUX.1 Kontext [pro] / [max]: model ids and price

How to call it

3 ways to use FLUX.1 Kontext [pro] / [max], with the model id each provider expects.

Providers, model ids, endpoints and docs for FLUX.1 Kontext [pro] / [max]
Provider	Model id	Endpoint	Docs
BFL API	`flux-kontext-pro`	`https://api.bfl.ai/v1/flux-kontext-pro`	docs.bfl.ai
BFL API	`flux-kontext-max`	`https://api.bfl.ai/v1/flux-kontext-max`	docs.bfl.ai
Hugging Face (open Kontext [dev])			huggingface.co

Pricing

Prices for FLUX.1 Kontext [pro] / [max]
Per image	$0.04

As published: “per image (Kontext pro; Kontext max 0.08)”.

Source: docs.bfl.ai, checked 29 September 2026.

Specs

Input: Text and images
Output: Images
Context window: Not published
Max output: Not published
Open weights: No
Licence: Proprietary
Released: 29 May 2025
Status: Legacy
Type: Image generation

What stands out

What its maker marketed at launch, and what people found later, each with its source.

In-context image editing

Text-instructed edits of an input image with character consistency across iterative edits; one model for generation and editing.

Source: docs.bfl.ai
Open-weight editing sibling

FLUX.1 Kontext [dev] released as open weights (non-commercial) for local instruction-based editing.

Source: huggingface.co

Notes

Previous generation (BFL pricing page lists FLUX.1 as ‘previous generation’); still served. Also still served: flux-pro-1.1 ($0.04), flux-pro-1.1-ultra ($0.06).

curl -X POST https://api.bfl.ai/v1/flux-kontext-pro -H "x-key: $BFL_API_KEY" -H "Content-Type: application/json" \
  -d '{"prompt":"make the car red","input_image":"<base64>"}'

Sources: https://docs.bfl.ai/kontext/kontext_overview , https://docs.bfl.ai/quick_start/pricing , https://api.bfl.ai/openapi.json

Not yet checked against an official source: Release date from memory of BFL launch (May 2025), not re-verified today.