OpenAI · o-serie

o3

Current

Context window
200.000 tokens
Max output
65.536 tokens
Price input / 1M tokens
$2.00
Price output / 1M tokens
$8.00
Price cache-read / 1M
$0.50

Capabilities

  • Reasoning
  • Code
  • Tool use

Benchmark scores

MMMU
82.9
AIME 2024
96.7
AIME 2025
88.9
Codeforces
2,727.0
GPQA Diamond
87.7
SWE-bench Verified
71.7

What do these benchmarks mean? →

Notes

Reasoning model from the o-series, successor to o1. Source: openai.com/api/pricing.