Using FLUX.1.1 [pro] on Vercel AI Gateway
Implementation guide · FLUX.1 · Black Forest Labs
Quick Start
- 1
- 2Use the Vercel AI Gateway SDK or REST API to call
bfl/flux-pro-1.1— see the documentation for request format.
Code Examples
pip install openaiAI_GATEWAY_API_KEYbfl/flux-pro-1.1creator/model-name e.g. kwaipilot/kat-coder-pro-v2
import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],
base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
model="bfl/flux-pro-1.1",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)About Vercel AI Gateway
Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more. Pricing is pass-through at provider list rates with zero markup. Includes $5/month free tier; paid is pay-as-you-go. Features: automatic provider fallbacks, unified observability, streaming, tool use, vision, embeddings, image/video generation, BYOK mode. Integrates via @ai-sdk/gateway package or plain model ID strings in Vercel AI SDK. API details: API key via Authorization: Bearer <AI_GATEWAY_API_KEY>. Key from Vercel dashboard. Free $5/month credit; paid tier is provider list price with zero markup. BYOK (bring-your-own-key) also supported with no markup or fee. Model IDs use {provider-owner}/{model-name} — e.g., anthropic/claude-opus-4.6, openai/gpt-5.
Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more. Pricing is pass-through at provider list rates with zero markup. Includes $5/month free tier; paid is pay-as-you-go. Features: automatic provider fallbacks, unified observability, streaming, tool use, vision, embeddings, image/video generation, BYOK mode. Integrates via @ai-sdk/gateway package or plain model ID strings in Vercel AI SDK.
Pricing on Vercel AI Gateway
| Type | Rate |
|---|---|
| Image input | $0.04 |
Capabilities
About FLUX.1.1 [pro]
FLUX.1.1 [pro] is Black Forest Labs' upgraded commercial text-to-image model, delivering significantly improved image quality, speed, and prompt adherence over the original FLUX.1 [pro]. Available via API through providers including Prodia, Replicate, and fal.ai. Priced at a flat $0.04 per generation.