Flux 2 Pro API: Pricing and Specs

Flux 2 Pro API

Flux 2 Pro is an image generation model by Black Forest Labs, available on the Venice API as flux-2-pro. Requests are anonymized, so the provider never sees your identity.

Flux 2 Pro API pricing

Model ID	Variant	Privacy	Price
`flux-2-pro`	Generate	Anonymized	$0.03 / image

Flux 2 Pro specifications

Spec	Value
Provider	Black Forest Labs
Released	Nov 25, 2025
Privacy	Anonymized
Status	Stable
Aspect ratios	1:1, 3:2, 16:9, 21:9, 9:16, 2:3, 3:4, 4:5
Prompt limit	3,000 characters

How to use the Flux 2 Pro API

Send requests to POST https://api.venice.ai/api/v1/image/generate with "model": "flux-2-pro" and your API key.

curl https://api.venice.ai/api/v1/image/generate \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "flux-2-pro",
    "prompt": "A retro travel poster with the bold headline \"VENICE\" in large condensed serif type, sunset color palette",
    "aspect_ratio": "1:1"
  }'

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