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AnyAPI

o3 API

AnyAPI
About

Build advanced reasoning agents with o3, 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 o3 via the AnyAPI API with up to 100K 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
Fixed
Attachment
Supported
Limits
Context Window
200K

Tokens

Input Limit
200K

Tokens

Max Output
100K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

o3 by AnyAPI costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
openai/o3
Provider
AnyAPI
Family
o
Release Date
Apr 16, 2025
Knowledge Cutoff
May 1, 2024
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
ANYAPI_API_KEY
API Base URL
https://api.anyapi.ai/v1
Documentation