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OpenRouter

Owl Alpha API

OpenRouter
About

Process massive datasets with Owl Alpha, featuring an expansive 1.0M context window for long-document analysis. This model delivers available completely free of charge, native tool calling support. Access Owl Alpha via the OpenRouter API with up to 262K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
1.0M

Tokens

Input Limit
1.0M

Tokens

Max Output
262K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

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

Model Details
ID
openrouter/owl-alpha
Provider
OpenRouter
Family
alpha
Release Date
Apr 28, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1
Documentation