Image generation · A-tier

Flux

Black Forest Labs’ image models, via their API and many third-party apps. Strong prompt adherence.

Best for

Product and UI images where the prompt has to be followed, via API or a host.

What it is

Flux is the image model family from Black Forest Labs, the group behind much of Stable Diffusion’s original research. You can call it from BFL’s API or from hosts and apps that license it. Prompt adherence is the reason builders pick it over a closed aesthetic.

text-to-imageapiopen-weightsImage generation

Score breakdown

Capability 40%92
Ease 25%72
Value 20%84
Momentum 15%88

Pricing

Freemium

Starting price: check site

BFL’s API is usage-based. Some weights are open and free to run yourself. Hosted apps set their own prices. Check the path you will actually use.

Dates

Released 2024 (year precision).

Added to StackPick 14 Oct 2026.

Alternatives

A-tier · 81

Midjourney

Art direction and marketing images when the look matters more than an API.

B-tier · 73

Stability AI

Teams who need open image weights or a self-hosted diffusion stack.

A-tier · 80

Recraft

Icons, vector illustrations, and on-brand marketing images.

Comparisons

vs Midjourney

Questions

What is Flux best for?

Product and UI images where the prompt has to be followed, via API or a host.

How much does Flux cost?

Freemium. Starting price: check site. BFL’s API is usage-based. Some weights are open and free to run yourself. Hosted apps set their own prices. Check the path you will actually use.

What are alternatives to Flux?

Midjourney, Stability AI, Recraft are the alternatives we file next to it. Open a comparison when one exists.