OpenAI reasoning-first model with 200K context. Exceptional reasoning (98/100) and math (96/100). Uses extended thinking for complex multi-step problems.
Metrics
Performance
ECI Score142.371
Epoch Capabilities Index score
ECI Normalized90
Normalized ECI score (0-100)
Context Window200,000
Maximum input token capacity
Info
ProviderOpenAI
Organization that created the model
CountryUSA
Model development country
Model AccessibilityAPI access
Access method (API, download, etc.)
Open WeightsNo
Model weights publicly available
Open SourceNo
Open source availability
Epoch Model IDo1-2024-12-17_high
Epoch AI benchmark identifier
Score Breakdown
code
20%100
Code generation, understanding, and debugging
math
20%100
Mathematical reasoning and problem solving
reasoning
15%100
Multi-step logical reasoning
intelligence
30%90
Overall reasoning and task completion ability
instruction following
96
Compatibility(4)
Sources(3)
Developed by
OpenAIBenchmark Performance
Compare ModelsEpoch Capabilities Index
142.4/ 155
| Dimension | Score |
|---|---|
| Intelligence | 90.0 |
| Reasoning | 100.0 |
| Math | 100.0 |
| Code | 100.0 |
| Instruction Following | 96.0 |
| Overall | 90 |
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Data: Epoch AI (CC-BY 4.0)