Openrouter model page

OpenRouter: Fusion

openrouter/fusion

Fusion turns your prompt into a small multi-model deliberation. A panel of expert models (see below) analyzes your prompt in parallel with web search and web fetch enabled, then a...

TextFast responsesLong contextFree tier
Input / 1M
$0.00
Output / 1M
$0.00
Context
1000K
Markup
30%

Use this model through UAI

A dedicated public landing page for this synced catalog row.

Provider
Openrouter

Synced from the active catalog

Context window
1M tokens

Validated for gateway requests

UAI input
$0.00

Free model row

UAI output
$0.00

Free model row

This page exists for direct linking, onboarding, and SEO. The same model row powers /v1/models, the public catalog, the app pricing screen, and request validation for /v1/chat/completions.

Why use this model through UAI

The same model route, but with one account, one balance, and one API shape.

Free route

This model is currently listed at $0.00 per token through UAI. Free rows can have lower rate limits, but they are useful for testing and evaluation.

Long-context inputs

OpenRouter: Fusion exposes 1M tokens, which makes it a good fit for large documents, transcripts, and retrieval-heavy chat flows.

Interactive latency

OpenRouter: Fusion is positioned well for chat UIs, demos, and agent loops where faster turn time matters.

Pricing and access

Current synced numbers for this exact model row.

UAI input / 1M tokens
$0.00
UAI output / 1M tokens
$0.00
Openrouter input / 1M
$0.00
Openrouter output / 1M
$0.00
Context window
1,000,000
Current markup
30%

Need another option? Browse the full models catalog or compare rows in the signed-in pricing table.

Quickstart

Use this model with your UAI key over the standard OpenAI-compatible route.

Create a key in API Keys, then send requests to https://uai.sh/v1/chat/completions.

curl
curl https://uai.sh/v1/chat/completions \
  -H "Authorization: Bearer uai-YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openrouter/fusion",
    "messages": [{"role": "user", "content": "Say hi in one short sentence."}],
    "stream": false
  }'
Python (OpenAI SDK)
from openai import OpenAI

client = OpenAI(base_url="https://uai.sh/v1", api_key="uai-YOUR_API_KEY")
response = client.chat.completions.create(
    model="openrouter/fusion",
    messages=[{"role": "user", "content": "Say hi in one short sentence."}],
    stream=False
)
print(response.choices[0].message.content)
Node.js (OpenAI SDK)
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://uai.sh/v1",
  apiKey: "uai-YOUR_API_KEY"
});

const response = await client.chat.completions.create({
  model: "openrouter/fusion",
  messages: [{ role: "user", content: "Say hi in one short sentence." }],
  stream: false
});

console.log(response.choices[0].message.content);

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