Model comparison
Claude Opus 4.6 vs Gemini 1.5 Flash (May 2024)
Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 33.2 on the Noometry Index.
Last verified . 25 shared benchmarks.
GoogleSummary
- They share 25 benchmarks with published results for both. Claude Opus 4.6 scores higher in 10 categories and Gemini 1.5 Flash (May 2024) in 0 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Opus 4.6 leads 63.0 to 22.1.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 94.4% for Claude Opus 4.6 and 16.3% for Gemini 1.5 Flash (May 2024).
Side by side
| Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 58.2 | 33.2 |
| Released | 2026-02-04 | 2024-05-14 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $5 | — |
| Output $ / M tokens | $25 | — |
| Results tracked | 68 | 42 |
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Category by category
Coding Claude Opus 4.6 leads
Claude Opus 4.6: 57.2 (#20), Gemini 1.5 Flash (May 2024): 34.4 (#236)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| WeirdML | 78% | 24.9% |
| LMArena Coding | 1536 | 1261 |
| SWE-bench Verified | 78.7% | — |
| FrontierCode | 26.6% | — |
| SWE-bench Verified (bash only) | 75.6% | — |
| LMArena WebDev | 1547 | — |
| SWE-bench Multilingual | 72% | — |
| GSO | 41.2% | — |
| BigCodeBench Instruct | — | 43.5% |
| BigCodeBench Complete | — | 55.1% |
| ALE-Bench | 996.5 | — |
| AlgoTune | 1.47 | — |
| HumanEval+ | — | 75.6% |
| MBPP+ | — | 67.5% |
Agentic & Tool Use Claude Opus 4.6 leads
Claude Opus 4.6: 51.1 (#4), Gemini 1.5 Flash (May 2024): 26.6 (#102)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| Terminal-Bench | 79.8% | — |
| APEX-Agents | 46.3% | — |
| Remote Labor Index | 4.2% | — |
| τ²-bench Banking | 27.3% | — |
| Cybench | 93% | — |
| DeepResearch Bench | 55.3% | — |
| BALROG | — | 14.6% |
| GBAEval | 44.1% | — |
| LMArena Search | 1253 | — |
| METR Time Horizons | 78.9% | — |
| Vending-Bench 2 | 8,018 | — |
Reasoning Claude Opus 4.6 leads
Claude Opus 4.6: 57.8 (#23), Gemini 1.5 Flash (May 2024): 21.7 (#215)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Hard Prompts | 1527 | 1257 |
| DTBench | 91.2% | 53.8% |
| Epoch Capabilities Index | 155.24 | 129.36 |
| ForecastBench | 60 | 53.9 |
| ARC-AGI-2 | 69.2% | — |
| SimpleBench | 67.6% | — |
| Kagi LLM Benchmark | 83.6% | — |
| NYT Connections (extended) | 92.1% | — |
| ARC-AGI-1 | 94% | — |
| Chess Puzzles | 17% | — |
| EnigmaEval | 7.6% | — |
| Thematic Generalization | 80.6% | — |
| EBR-Bench | 12.7% | — |
| Mystery Game Puzzles | 25% | — |
| LMCA | 55.8% | — |
| PIQA | — | 87.5% |
Math Claude Opus 4.6 leads
Claude Opus 4.6: 63.0 (#31), Gemini 1.5 Flash (May 2024): 22.1 (#281)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 94.4% | 16.3% |
| LMArena Math | 1519 | 1269 |
| FrontierMath (Feb 2025 set) | 40.7% | 0% |
| FrontierMath (Tiers 1-3) | 66% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 78.5% | — |
| ProofBench | 50% | — |
| Omni-MATH | — | 30.4% |
| MATH Level 5 | — | 61.9% |
| FrontierMath Tier 4 (v1) | 22.9% | — |
| GSM8K | — | 82.4% |
Knowledge Claude Opus 4.6 leads
Claude Opus 4.6: 61.9 (#26), Gemini 1.5 Flash (May 2024): 26.2 (#260)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| GPQA Diamond | 90.5% | 47.3% |
| LMArena Expert | 1546 | 1233 |
| Humanity's Last Exam | 34.4% | — |
| SimpleQA Verified | 47% | — |
| MMLU-Pro | — | 67.8% |
| Vectara Hallucination Rate | 12.2% | — |
| GPQA (HELM) | — | 43.7% |
| BoolQ | — | 85.8% |
| MMLU | — | 77.9% |
Multimodal Claude Opus 4.6 leads
Claude Opus 4.6: 37.3 (#74), Gemini 1.5 Flash (May 2024): 36.0 (#81)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Vision | 1316 | 1141 |
| Video-MME | — | 70.3% |
| GeoBench | — | 76% |
| Furniture Assembly | 28.3% | — |
| LMArena Document | 1507 | — |
Multilingual Claude Opus 4.6 leads
Claude Opus 4.6: 57.9 (#6), Gemini 1.5 Flash (May 2024): 42.9 (#189)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Non-English | 1489 | 1278 |
| LMArena Chinese | 1551 | 1295 |
| LMArena French | 1513 | 1258 |
| LMArena German | 1502 | 1262 |
| LMArena Japanese | 1484 | 1252 |
| LMArena Korean | 1464 | 1221 |
| LMArena Russian | 1497 | 1288 |
| LMArena Spanish | 1510 | 1243 |
Instruction Following Claude Opus 4.6 leads
Claude Opus 4.6: 79.5 (#4), Gemini 1.5 Flash (May 2024): 66.8 (#205)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Instruction Following | 1523 | 1258 |
| IFEval | — | 83.1% |
Long Context Claude Opus 4.6 leads
Claude Opus 4.6: 48.1 (#13), Gemini 1.5 Flash (May 2024): 39.0 (#187)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Longer Query | 1520 | 1284 |
| CL-bench | 20.7% | — |
| CL-bench Life | 17% | — |
Writing & Preference Claude Opus 4.6 leads
Claude Opus 4.6: 73.5 (#10), Gemini 1.5 Flash (May 2024): 48.7 (#196)
| Benchmark | Claude Opus 4.6 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Text | 1503 | 1287 |
| LMArena Creative Writing | 1505 | 1285 |
| LMArena Multi-Turn | 1513 | 1253 |
| EQ-Bench Creative Writing | 1809 | — |
| WildBench | — | 79.2% |
| EQ-Bench 4 | 1223 | — |
Frequently asked questions
Is Claude Opus 4.6 better than Gemini 1.5 Flash (May 2024)?
Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 33.2 on the Noometry Index.
Is Claude Opus 4.6 or Gemini 1.5 Flash (May 2024) better for coding?
Claude Opus 4.6 scores higher on coding benchmarks: 57.2 versus 34.4 in the Noometry coding category.
How many benchmarks do Claude Opus 4.6 and Gemini 1.5 Flash (May 2024) share?
25 benchmarks have published results for both models. Claude Opus 4.6 has 68 scored results on Noometry and Gemini 1.5 Flash (May 2024) has 42.