Model comparison
Claude Opus 4.7 vs o1-mini
Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 34.0 on the Noometry Index.
Last verified . 25 shared benchmarks.
Summary
- They share 25 benchmarks with published results for both. Claude Opus 4.7 scores higher in 9 categories and o1-mini in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Claude Opus 4.7 leads 53.8 to 8.8.
- The biggest single-benchmark swing is ARC-AGI-1: 93.5% for Claude Opus 4.7 and 14% for o1-mini.
Side by side
| Claude Opus 4.7 | o1-mini | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Noometry Index | 58.3 | 34.0 |
| Released | 2026-04-14 | 2024-09-12 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $5 | — |
| Output $ / M tokens | $25 | — |
| Results tracked | 66 | 39 |
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Category by category
Coding Claude Opus 4.7 leads
Claude Opus 4.7: 59.6 (#13), o1-mini: 35.5 (#224)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| WeirdML | 76.4% | 36.3% |
| LMArena Coding | 1518 | 1362 |
| SWE-bench Verified | 83.5% | — |
| FrontierCode | 38.5% | — |
| Aider Polyglot | — | 32.9% |
| LMArena WebDev | 1558 | — |
| SciCode | 54.5% | — |
| GSO | 44.1% | — |
| LiveBench Coding | — | 48% |
| MirrorCode | 31.1% | — |
| ALE-Bench | 1,323 | — |
| HumanEval+ | — | 89% |
| MBPP+ | — | 78.8% |
Agentic & Tool Use Claude Opus 4.7 leads
Claude Opus 4.7: 47.9 (#10), o1-mini: 24.6 (#118)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| Terminal-Bench | 80.2% | — |
| APEX-Agents | 49.2% | — |
| OSWorld 2.0 | 18.2% | — |
| τ²-bench Banking | 40.2% | — |
| Cybench | — | 10% |
| PostTrainBench | 28.6% | — |
| ExploitBench | 26.5% | — |
| GBAEval | 43.8% | — |
| GDP.pdf | 21% | — |
| LMArena Search | 1233 | — |
| Vending-Bench 2 | 10,937 | — |
Reasoning Claude Opus 4.7 leads
Claude Opus 4.7: 53.8 (#29), o1-mini: 8.8 (#346)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| ARC-AGI-2 | 75.8% | 0.8% |
| SimpleBench | 61.7% | 18.1% |
| ARC-AGI-1 | 93.5% | 14% |
| LMArena Hard Prompts | 1506 | 1333 |
| Epoch Capabilities Index | 156.25 | 135.82 |
| Kagi LLM Benchmark | 80.7% | — |
| NYT Connections (extended) | 39% | — |
| CritPt | 12% | — |
| Chess Puzzles | 30% | — |
| Thematic Generalization | 72.8% | — |
| EBR-Bench | 19% | — |
| LiveBench Reasoning | — | 72.3% |
| Mystery Game Puzzles | 28% | — |
| DTBench | 94.7% | — |
| LiveBench Data Analysis | — | 57.9% |
| LMCA | 52.2% | — |
| ForecastBench | 60.3 | — |
| LiveBench | — | 57.8% |
Math Claude Opus 4.7 leads
Claude Opus 4.7: 66.7 (#26), o1-mini: 35.4 (#186)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 97.8% | 46.9% |
| LMArena Math | 1499 | 1358 |
| FrontierMath (Feb 2025 set) | 43.8% | 1.7% |
| FrontierMath (Tiers 1-3) | 70.2% | — |
| FrontierMath Tier 4 | 31.7% | — |
| MathArena Final-Answer Competitions | 73.6% | — |
| ProofBench | 54% | — |
| LiveBench Math | — | 62% |
| MATH Level 5 | — | 89.2% |
| FrontierMath Tier 4 (v1) | 22.9% | — |
Knowledge Claude Opus 4.7 leads
Claude Opus 4.7: 62.6 (#23), o1-mini: 34.9 (#192)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| GPQA Diamond | 90.2% | 62.4% |
| LMArena Expert | 1521 | 1316 |
| Humanity's Last Exam | 36.2% | — |
| SimpleQA Verified | 51.7% | — |
| Confabulations | — | 18.6% |
| Vectara Hallucination Rate | 12% | — |
Multimodal Not comparable
Claude Opus 4.7: 41.2 (#38), o1-mini: —
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| LMArena Vision | 1316 | — |
| Blueprint-Bench 2 | 24.5% | — |
| Furniture Assembly | 33.3% | — |
| LMArena Document | 1495 | — |
Multilingual Claude Opus 4.7 leads
Claude Opus 4.7: 57.3 (#10), o1-mini: 43.6 (#182)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| LMArena Non-English | 1480 | 1289 |
| LMArena Chinese | 1531 | 1314 |
| LMArena French | 1503 | 1293 |
| LMArena German | 1495 | 1278 |
| LMArena Japanese | 1472 | 1245 |
| LMArena Korean | 1464 | 1223 |
| LMArena Russian | 1494 | 1283 |
| LMArena Spanish | 1495 | 1303 |
Instruction Following Claude Opus 4.7 leads
Claude Opus 4.7: 78.4 (#10), o1-mini: 66.7 (#206)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| LMArena Instruction Following | 1498 | 1304 |
| LiveBench Instruction Following | — | 65.4% |
Long Context Claude Opus 4.7 leads
Claude Opus 4.7: 46.2 (#25), o1-mini: 40.1 (#161)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| LMArena Longer Query | 1505 | 1320 |
Writing & Preference Claude Opus 4.7 leads
Claude Opus 4.7: 75.1 (#8), o1-mini: 48.4 (#202)
| Benchmark | Claude Opus 4.7 | o1-mini |
|---|---|---|
| LMArena Text | 1490 | 1317 |
| LMArena Creative Writing | 1486 | 1244 |
| LMArena Multi-Turn | 1505 | 1314 |
| Short-Story Creative Writing | — | 64.9% |
| EQ-Bench Creative Writing | 1914 | — |
| EQ-Bench 4 | 1311 | — |
| LiveBench Language | — | 40.9% |
Frequently asked questions
Is Claude Opus 4.7 better than o1-mini?
Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 34.0 on the Noometry Index.
Is Claude Opus 4.7 or o1-mini better for coding?
Claude Opus 4.7 scores higher on coding benchmarks: 59.6 versus 35.5 in the Noometry coding category.
How many benchmarks do Claude Opus 4.7 and o1-mini share?
25 benchmarks have published results for both models. Claude Opus 4.7 has 66 scored results on Noometry and o1-mini has 39.