LLM Perks

Flux.2 Flex

Free right now Image generation New

Flux.2 Flex is a image generation model. It is currently free at 1 provider with up to 32K tokens of context.

Context
32K tokens
Type
Image generation
Free since
September 26, 2026

Where to use Flux.2 Flex for free

Each row is a separate free endpoint with its own limits.

ProviderContextLimitCard
UnoRouter
flux.2-flex:free
32K No-card free models use shared capacity and per-model limits; availability can change. No Open

Quick start

curl https://api.unorouter.com/v1/chat/completions \
  -H "Authorization: Bearer $UNOROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "flux.2-flex:free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Example for UnoRouter. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.

Benchmarks

This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.

FAQ

Is Flux.2 Flex free?

Yes. As of September 26, 2026, Flux.2 Flex is free at UnoRouter. Each provider has its own limits — see the table above.

What is the context window of Flux.2 Flex?

The largest context among free routes is 32,000 tokens. Some providers cap it lower.

How do I call Flux.2 Flex via API?

Use any OpenAI-compatible client with base URL https://api.unorouter.com/v1, model ID flux.2-flex:free, and a UnoRouter key.