Last refreshed 2026-05-22. Next refresh: weekly.
Why use FLUX.1.1 [pro] Ultra on Vercel AI Gateway?
Vercel AI Gateway offers FLUX.1.1 [pro] Ultra with competitive pricing. 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.
Compare FLUX.1.1 [pro] Ultra across 2 providers to find the best fit for your use caseSetup recipe
Python + curlpip install openaiexport AI_GATEWAY_API_KEY=...import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],bfl/flux-pro-1.1-ultraRequest example
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-ultra",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)Gotchas
- Use provider model ID "bfl/flux-pro-1.1-ultra", not the LLMReference slug "flux.1.1-pro-ultra".
- creator/model-name e.g. kwaipilot/kat-coder-pro-v2
- The examples expect AI_GATEWAY_API_KEY; rename it only if your application config maps the new variable.
Compare FLUX.1.1 [pro] Ultra Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Prodia | — | — |
| Vercel AI Gateway | — | — |
Pricing
| Type | Rate |
|---|---|
| Image input | $0.06 |
Capabilities
About FLUX.1.1 [pro] Ultra
FLUX.1.1 [pro] Ultra is the premium tier of the FLUX.1.1 series, optimized for ultra-high-resolution image generation up to megapixel scale. It preserves fine details and produces cinematic-quality outputs. Priced at $0.06 per generation via API providers.
FAQ
What API model ID do I use for FLUX.1.1 [pro] Ultra on Vercel AI Gateway?
Use the model ID bfl/flux-pro-1.1-ultra when calling Vercel AI Gateway's API.
Who created FLUX.1.1 [pro] Ultra?
FLUX.1.1 [pro] Ultra was created by Black Forest Labs as part of the FLUX.1 model family.
Is FLUX.1.1 [pro] Ultra open source?
FLUX.1.1 [pro] Ultra is not open source; the seed data lists it as proprietary.