LLMs › OpenAI

o1

by OpenAI

complex mathsciencestep-by-step reasoningProprietaryAPI Available
reasoning math science chain-of-thought
o1 logo

Model Specifications

Modelo1
CompanyOpenAI
Context Window128K
ParametersUnknown
Release Date2024-09-12
Pricing$15/1M input, $60/1M output
API Available✓ Yes
Open Source✗ No

Key Strengths

complex mathsciencestep-by-step reasoning

Analysis for Operators

o1 by OpenAI is a proprietary language model with a 128K context window. Available via API for integration into your applications. Key strengths include complex math, science, step-by-step reasoning, making it well-suited for operators building sophisticated AI applications.

Pricing at $15/1M input, $60/1M output makes it appropriate for production applications where performance justifies the investment.

Best Use Cases for Operators

Operators should consider o1 when building applications requiring complex math, science, step-by-step reasoning. The 128K context window enables processing of entire documents and codebases without chunking.

Compare with Similar Models

o3 GPT-4o

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Last updated: 2025-12-25 • Browse all LLMs

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