Black Forest Labs: Flux 2 Pro API

The first generated megapixel is charged $0.03. Each subsequent megapixel is charged $0.015. The commercial flagship of the FLUX.2 family, released in December 2025. Based on the 32B architecture, it is optimized for high-speed inference, generating 4-megapixel (4MP) imagery in under 10 seconds. Compared to [flex], the [pro] variant aligns with commercial aesthetics and speed, delivering professional-grade photorealism without complex parameter tuning.

Context window: 32,000 tokens
Input: image, text
Output: image
Released: 2025-12-10

Frequently Asked Questions

What is the context window of Flux 2 Pro?

Flux 2 Pro supports a context window of up to 32,000 tokens.