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FastRouter

FastRouter

15 models available

Documentation

Models

Browse all models from FastRouter

Kimi K2

fastrouter

Tool UseOpen Weights

Input

$0.55/1M

Output

$2.20/1M

Context

131K

Max Output

33K

Grok 4

fastrouter

ReasoningTool Use

Input

$3.00/1M

Output

$15.00/1M

Context

256K

Max Output

64K

Gemini 2.5 Flash

fastrouter

ReasoningTool UseVision

Input

$0.30/1M

Output

$2.50/1M

Context

1.0M

Max Output

66K

Gemini 2.5 Pro

fastrouter

ReasoningTool UseVision

Input

$1.25/1M

Output

$10.00/1M

Context

1.0M

Max Output

66K

GPT-5 Nano

fastrouter

ReasoningTool UseVision

Input

$0.05/1M

Output

$0.40/1M

Context

400K

Max Output

128K

GPT-4.1

fastrouter

Tool UseVision

Input

$2.00/1M

Output

$8.00/1M

Context

1.0M

Max Output

33K

GPT-5 Mini

fastrouter

ReasoningTool UseVision

Input

$0.25/1M

Output

$2.00/1M

Context

400K

Max Output

128K

GPT OSS 20B

fastrouter

ReasoningTool UseOpen Weights

Input

$0.05/1M

Output

$0.20/1M

Context

131K

Max Output

66K

GPT OSS 120B

fastrouter

ReasoningTool UseOpen Weights

Input

$0.15/1M

Output

$0.60/1M

Context

131K

Max Output

33K

GPT-5

fastrouter

ReasoningTool UseVision

Input

$1.25/1M

Output

$10.00/1M

Context

400K

Max Output

128K

Qwen3 Coder

fastrouter

Tool UseOpen Weights

Input

$0.30/1M

Output

$1.20/1M

Context

262K

Max Output

67K

Claude Opus 4.1

fastrouter

ReasoningTool UseVision

Input

$15.00/1M

Output

$75.00/1M

Context

200K

Max Output

32K

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API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
FASTROUTER_API_KEY
API Base URL
https://go.fastrouter.ai/api/v1
Documentation