Claude Opus 4.7 vs o3-mini
Anthropic vs OpenAI — benchmarks, pricing, and capabilities side by side.
- •Claude Opus 4.7 has the higher intelligence index (90.9 vs 64.1)
- •o3-mini is cheaper ($1.10 vs $5.00 per 1M input)
- •o3-mini is faster
- •Claude Opus 4.7 has a larger context window (1M)
| Claude Opus 4.7 | o3-mini | |
|---|---|---|
| Intelligence index | 90.9 | 64.1 |
| Developer | Anthropic | OpenAI |
| Type | LLM | LLM |
| Access | API only | API only |
| Context window | 1,000,000 tokens | 200,000 tokens |
| Input price | $5.00 / 1M | $1.10 / 1M |
| Output price | $25.00 / 1M | $4.40 / 1M |
| Speed | 49 tok/s | 115 tok/s |
| Released | April 16, 2026 | January 31, 2025 |
| Parameters | — | — |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
Shared benchmarks
Claude Opus 4.7
o3-mini
GPQA Diamond
94.2
77.2
Humanity’s Last Exam
39.6
12.3
SWE-bench Verified
87.6
49.3