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OpenAI o1

openai/o1
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OpenAI o1

openai/o1

Useful when tackling complex problems in science, coding, math, and similar fields. Outdated compared to the newer o3 and o4 models.

Context Window

200.0K

Max Output

100.0K

Input Price (Auto)

$15.00/1M

Output Price (Auto)

$60.00/1M

Cache Read (Auto)

$7.50/1M

Capabilities

Benchmarks

Performance metrics and benchmarks

Sourced from Artificial Analysis.

Intelligence Index

15.2

Better than 59% of models compared

Coding Index

39.7

Better than 47% of models compared

Agentic work

T²-Bench Telecom (legacy)

Legacy fallback · Conversational AI agents in dual-control scenarios

62.6%

Better than 58% of models compared

Document reasoning

AA-LCR v1.1

Long context reasoning with updated grading

65.0%

Better than 60% of models compared

Reasoning

HLE

Humanity's Last Exam

7.0%

Better than 45% of models compared

IFBench

Instruction-following benchmark

70.3%

Better than 85% of models compared

Coding

Terminal-Bench Hard (legacy)

Legacy fallback · Agentic coding and terminal use

12.9%

Better than 49% of models compared

LiveCodeBench

Contamination-free coding benchmark

67.9%

Better than 76% of models compared

Math

AIME

American Invitational Mathematics Examination

72.3%

Better than 82% of models compared

Math-500

Diverse mathematical problem solving benchmark

97.0%

Better than 87% of models compared

Knowledge

MMLU-Pro

Professional and academic subject knowledge

84.1%

Better than 87% of models compared

Legacy benchmarks

GPQA Diamond (legacy)

Graduate-level scientific reasoning

74.7%

Better than 56% of models compared

AA-LCR (unversioned / legacy)

Long context reasoning evaluation

65.0%

Better than 60% of models compared

Last updated Sep 13, 2026

Artificial Analysis

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