# Claude Opus 4.1 vs Gemini 2.0 Flash (Feb 2025)

> Claude Opus 4.1 is the stronger model overall, scoring 40.8 to 34.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-opus-4-1-vs-gemini-2-0-flash
- Last updated: 2026-10-10
- Shared benchmarks: 28

## Summary

- They share 28 benchmarks with published results for both. Claude Opus 4.1 scores higher in 8 categories and Gemini 2.0 Flash (Feb 2025) in 2 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Claude Opus 4.1 leads 31.6 to 15.2.
- The biggest single-benchmark swing is SimpleBench: 60% for Claude Opus 4.1 and 31.1% for Gemini 2.0 Flash (Feb 2025).

## Snapshot

| | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| Provider | Anthropic | Google |
| Noometry Index | 40.8 | 34.8 |
| Rank | 136 | 223 |
| Context | 200K | — |
| Input $/M | $15 | — |
| Output $/M | $75 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Opus 4.1: 44.3 (#69)
- Gemini 2.0 Flash (Feb 2025): 28.2 (#308)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| WeirdML | 45.9% | 25.8% |
| LMArena Coding | 1479 | 1351 |
| SWE-bench Verified | 73.3% | — |
| SWE-bench Verified (bash only) | — | 13.5% |
| Aider Polyglot | — | 38.2% |
| LMArena WebDev | 1390 | — |
| BigCodeBench Instruct | — | 45.9% |
| LiveBench Coding | — | 63.4% |
| BigCodeBench Complete | — | 59.9% |
| CadEval | — | 30% |
| ALE-Bench | 674.77 | — |
| AlgoTune | 1.34 | — |

## Agentic & Tool Use

- Claude Opus 4.1: 34.8 (#38)
- Gemini 2.0 Flash (Feb 2025): 28.0 (#85)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| Terminal-Bench | 38% | — |
| GDPval | 43.6% | — |
| TheAgentCompany | — | 11.4% |
| Cybench | 42% | — |
| DeepResearch Bench | 48.3% | — |
| LMArena Search | 1148 | — |
| METR Time Horizons | 66.8% | — |

## Reasoning

- Claude Opus 4.1: 31.6 (#70)
- Gemini 2.0 Flash (Feb 2025): 15.2 (#308)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| SimpleBench | 60% | 31.1% |
| EnigmaEval | 7.2% | 1.1% |
| LMArena Hard Prompts | 1443 | 1346 |
| DTBench | 80% | 63.2% |
| Epoch Capabilities Index | 144.11 | 135.36 |
| ARC-AGI-2 | — | 1.3% |
| Kagi LLM Benchmark | — | 37.8% |
| Chess Puzzles | 7% | — |
| EBR-Bench | 7.9% | — |
| LiveBench Reasoning | — | 78.2% |
| Mystery Game Puzzles | 21% | — |
| LiveBench Data Analysis | — | 69.4% |
| LMCA | 37.1% | — |
| ForecastBench | 62 | — |
| LiveBench | — | 66.9% |

## Math

- Claude Opus 4.1: 22.0 (#267)
- Gemini 2.0 Flash (Feb 2025): 36.1 (#127)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 68.9% | 57.8% |
| LMArena Math | 1430 | 1351 |
| FrontierMath (Feb 2025 set) | 7.2% | 1.7% |
| FrontierMath (Tiers 1-3) | 12.6% | — |
| FrontierMath Tier 4 | 2.4% | — |
| Omni-MATH | — | 45.9% |
| LiveBench Math | — | 75.8% |
| MATH Level 5 | — | 82.2% |
| FrontierMath Tier 4 (v1) | 4.2% | — |

## Knowledge

- Claude Opus 4.1: 41.9 (#93)
- Gemini 2.0 Flash (Feb 2025): 32.0 (#207)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| GPQA Diamond | 77.3% | 64.1% |
| Humanity's Last Exam | 11.5% | 6.6% |
| Confabulations | 17.1% | 12.4% |
| LMArena Expert | 1439 | 1340 |
| MMLU-Pro | — | 73.7% |
| Vectara Hallucination Rate | 11.8% | — |
| GPQA (HELM) | — | 55.6% |
| MMLU | — | 79.7% |

## Multimodal

- Claude Opus 4.1: 26.2 (#114)
- Gemini 2.0 Flash (Feb 2025): 35.9 (#74)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| LMArena Vision | — | 1158 |
| GeoBench | — | 77% |
| VPCT | 35% | — |

## Multilingual

- Claude Opus 4.1: 52.1 (#90)
- Gemini 2.0 Flash (Feb 2025): 47.6 (#144)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| LMArena Non-English | 1405 | 1342 |
| LMArena Chinese | 1427 | 1373 |
| LMArena French | 1432 | 1390 |
| LMArena German | 1412 | 1354 |
| LMArena Japanese | 1378 | 1293 |
| LMArena Korean | 1381 | 1314 |
| LMArena Russian | 1421 | 1351 |
| LMArena Spanish | 1448 | 1363 |

## Instruction Following

- Claude Opus 4.1: 75.8 (#53)
- Gemini 2.0 Flash (Feb 2025): 74.6 (#91)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| LMArena Instruction Following | 1436 | 1336 |
| LiveBench Instruction Following | — | 85.8% |
| IFEval | — | 84.1% |

## Long Context

- Claude Opus 4.1: 44.5 (#60)
- Gemini 2.0 Flash (Feb 2025): 38.1 (#198)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| LMArena Longer Query | 1455 | 1345 |
| Fiction.LiveBench | — | 61.1% |

## Writing & Preference

- Claude Opus 4.1: 62.6 (#70)
- Gemini 2.0 Flash (Feb 2025): 49.8 (#184)

| Benchmark | Claude Opus 4.1 | Gemini 2.0 Flash (Feb 2025) |
|---|---|---|
| LMArena Text | 1419 | 1354 |
| LMArena Creative Writing | 1412 | 1340 |
| Short-Story Creative Writing | 84.7% | 73.8% |
| LMArena Multi-Turn | 1444 | 1350 |
| EQ-Bench Creative Writing | — | 1128 |
| WildBench | — | 80% |
| LiveBench Language | — | 51.3% |

## FAQ

### Is Claude Opus 4.1 better than Gemini 2.0 Flash (Feb 2025)?

Claude Opus 4.1 is the stronger model overall, scoring 40.8 to 34.8 on the Noometry Index.

### Is Claude Opus 4.1 or Gemini 2.0 Flash (Feb 2025) better for coding?

Claude Opus 4.1 scores higher on coding benchmarks: 44.3 versus 28.2 in the Noometry coding category.

### How many benchmarks do Claude Opus 4.1 and Gemini 2.0 Flash (Feb 2025) share?

28 benchmarks have published results for both models. Claude Opus 4.1 has 48 scored results on Noometry and Gemini 2.0 Flash (Feb 2025) has 54.