Model comparison
Claude Sonnet 4.6 vs o1-mini
Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 34.0 on the Noometry Index.
Last verified . 24 shared benchmarks.
Summary
- They share 24 benchmarks with published results for both. Claude Sonnet 4.6 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 Sonnet 4.6 leads 46.1 to 8.8.
- The biggest single-benchmark swing is ARC-AGI-1: 86.5% for Claude Sonnet 4.6 and 14% for o1-mini.
Side by side
| Claude Sonnet 4.6 | o1-mini | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Noometry Index | 50.3 | 34.0 |
| Released | 2026-02-17 | 2024-09-12 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $3 | — |
| Output $ / M tokens | $15 | — |
| Results tracked | 57 | 39 |
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Category by category
Coding Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 46.3 (#67), o1-mini: 35.5 (#224)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| WeirdML | 66.1% | 36.3% |
| LMArena Coding | 1504 | 1362 |
| SWE-bench Verified | 75.2% | — |
| DeepSWE | 29.9% | — |
| FrontierCode | 24.3% | — |
| Aider Polyglot | — | 32.9% |
| LMArena WebDev | 1522 | — |
| SciCode | 46.8% | — |
| LiveBench Coding | — | 48% |
| ALE-Bench | 1,327 | — |
| HumanEval+ | — | 89% |
| MBPP+ | — | 78.8% |
Agentic & Tool Use Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 39.1 (#28), o1-mini: 24.6 (#118)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| Terminal-Bench | 53.4% | — |
| APEX-Agents | 43% | — |
| OSWorld 2.0 | 9.3% | — |
| Cybench | — | 10% |
| DeepResearch Bench | 54.9% | — |
| OSWorld | 72.1% | — |
| ExploitBench | 23.6% | — |
| GBAEval | 48.8% | — |
| GDP.pdf | 18% | — |
| LMArena Search | 1221 | — |
| Vending-Bench 2 | 7,204 | — |
Reasoning Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 46.1 (#45), o1-mini: 8.8 (#346)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| ARC-AGI-2 | 60.4% | 0.8% |
| ARC-AGI-1 | 86.5% | 14% |
| LMArena Hard Prompts | 1484 | 1333 |
| Epoch Capabilities Index | 152.24 | 135.82 |
| SimpleBench | — | 18.1% |
| NYT Connections (extended) | 80.9% | — |
| CritPt | 3.1% | — |
| Chess Puzzles | 13% | — |
| Thematic Generalization | 76.3% | — |
| LiveBench Reasoning | — | 72.3% |
| Mystery Game Puzzles | 16% | — |
| DTBench | 89.9% | — |
| LiveBench Data Analysis | — | 57.9% |
| LMCA | 46.5% | — |
| ForecastBench | 62 | — |
| LiveBench | — | 57.8% |
Math Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 52.9 (#49), o1-mini: 35.4 (#186)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 85.8% | 46.9% |
| LMArena Math | 1462 | 1358 |
| FrontierMath (Feb 2025 set) | 32.4% | 1.7% |
| ProofBench | 45% | — |
| LiveBench Math | — | 62% |
| MATH Level 5 | — | 89.2% |
| FrontierMath Tier 4 (v1) | 8.3% | — |
Knowledge Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 51.7 (#65), o1-mini: 34.9 (#192)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| GPQA Diamond | 87.4% | 62.4% |
| LMArena Expert | 1500 | 1316 |
| SimpleQA Verified | 35.5% | — |
| Confabulations | — | 18.6% |
| Vectara Hallucination Rate | 10.6% | — |
Multimodal Not comparable
Claude Sonnet 4.6: 38.0 (#68), o1-mini: —
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| LMArena Vision | 1283 | — |
| Blueprint-Bench 2 | 6.7% | — |
| LMArena Document | 1482 | — |
Multilingual Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 54.4 (#41), o1-mini: 43.6 (#182)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| LMArena Non-English | 1440 | 1289 |
| LMArena Chinese | 1491 | 1314 |
| LMArena French | 1465 | 1293 |
| LMArena German | 1428 | 1278 |
| LMArena Japanese | 1420 | 1245 |
| LMArena Korean | 1411 | 1223 |
| LMArena Russian | 1440 | 1283 |
| LMArena Spanish | 1464 | 1303 |
Instruction Following Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 77.4 (#25), o1-mini: 66.7 (#206)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| LMArena Instruction Following | 1475 | 1304 |
| LiveBench Instruction Following | — | 65.4% |
Long Context Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 45.3 (#44), o1-mini: 40.1 (#161)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| LMArena Longer Query | 1479 | 1320 |
Writing & Preference Claude Sonnet 4.6 leads
Claude Sonnet 4.6: 70.2 (#22), o1-mini: 48.4 (#202)
| Benchmark | Claude Sonnet 4.6 | o1-mini |
|---|---|---|
| LMArena Text | 1458 | 1317 |
| LMArena Creative Writing | 1435 | 1244 |
| LMArena Multi-Turn | 1464 | 1314 |
| Short-Story Creative Writing | — | 64.9% |
| EQ-Bench Creative Writing | 1810 | — |
| EQ-Bench 4 | 1207 | — |
| LiveBench Language | — | 40.9% |
Frequently asked questions
Is Claude Sonnet 4.6 better than o1-mini?
Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 34.0 on the Noometry Index.
Is Claude Sonnet 4.6 or o1-mini better for coding?
Claude Sonnet 4.6 scores higher on coding benchmarks: 46.3 versus 35.5 in the Noometry coding category.
How many benchmarks do Claude Sonnet 4.6 and o1-mini share?
24 benchmarks have published results for both models. Claude Sonnet 4.6 has 57 scored results on Noometry and o1-mini has 39.