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OpenRouter

Hunter Alpha API

OpenRouter
About

Build advanced reasoning agents with Hunter Alpha, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, native tool calling support. Access Hunter Alpha via the OpenRouter API with up to 64K output tokens.

Capabilities

Input Modalities

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Output Modalities

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Reasoning
Yes
Structured Output
Yes
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Supported
Limits
Context Window
1.0M

Tokens

Input Limit
1.0M

Tokens

Max Output
64K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

Hunter Alpha by OpenRouter costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
openrouter/hunter-alpha
Provider
OpenRouter
Family
alpha
Release Date
Mar 11, 2026
Knowledge Cutoff
Mar 11, 2026
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1
Documentation