Model comparison
Claude 3.5 Haiku vs Gemini 3.5 Flash
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 29.2 on the Noometry Index.
Last verified . 26 shared benchmarks.
GoogleSummary
- They share 26 benchmarks with published results for both. Claude 3.5 Haiku scores higher in 1 category and Gemini 3.5 Flash in 9 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.5 Flash leads 66.3 to 18.7.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 4.3% for Claude 3.5 Haiku and 95.6% for Gemini 3.5 Flash.
Side by side
| Claude 3.5 Haiku | Gemini 3.5 Flash | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 29.2 | 54.2 |
| Released | 2024-10-22 | 2026-05-19 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $1.50 |
| Output $ / M tokens | — | $9 |
| Results tracked | 49 | 54 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Gemini 3.5 Flash leads
Claude 3.5 Haiku: 32.9 (#265), Gemini 3.5 Flash: 49.4 (#49)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| SciCode | 27.4% | 53.1% |
| WeirdML | 30.7% | 62.6% |
| LMArena Coding | 1286 | 1492 |
| SWE-bench Verified | — | 79.3% |
| DeepSWE | — | 37.4% |
| Aider Polyglot | 28% | — |
| LMArena WebDev | — | 1499 |
| BigCodeBench Instruct | 46.1% | — |
| LiveBench Coding | 51.4% | — |
| BigCodeBench Complete | 59% | — |
| CadEval | 32% | — |
| ALE-Bench | — | 911.02 |
Agentic & Tool Use Claude 3.5 Haiku leads
Claude 3.5 Haiku: 28.0 (#95), Gemini 3.5 Flash: 24.7 (#114)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| APEX-Agents | — | 27.5% |
| BALROG | 19.3% | — |
| GBAEval | — | 6.7% |
| GDP.pdf | — | 14% |
| Vending-Bench 2 | — | 5,396 |
Reasoning Gemini 3.5 Flash leads
Claude 3.5 Haiku: 17.7 (#290), Gemini 3.5 Flash: 62.8 (#18)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| CritPt | 0% | 13.1% |
| LMArena Hard Prompts | 1251 | 1488 |
| DTBench | 56.7% | 94.7% |
| Epoch Capabilities Index | 127.15 | 154.46 |
| ARC-AGI-2 | — | 72.1% |
| SimpleBench | — | 76.7% |
| NYT Connections (extended) | — | 92.6% |
| ARC-AGI-1 | — | 92.5% |
| Chess Puzzles | — | 50% |
| EnigmaEval | — | 25.4% |
| EBR-Bench | — | 4.8% |
| LiveBench Reasoning | 28.1% | — |
| Mystery Game Puzzles | — | 32% |
| LiveBench Data Analysis | 48.5% | — |
| LMCA | — | 47.1% |
| Surface Evolver Bench | — | 58.1% |
| ForecastBench | — | 59 |
| LiveBench | 43.5% | — |
Math Gemini 3.5 Flash leads
Claude 3.5 Haiku: 14.7 (#300), Gemini 3.5 Flash: 60.7 (#36)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.3% | 95.6% |
| LMArena Math | 1244 | 1504 |
| FrontierMath (Feb 2025 set) | 0.3% | 39% |
| FrontierMath (Tiers 1-3) | — | 62.8% |
| FrontierMath Tier 4 | — | 26.8% |
| MathArena Final-Answer Competitions | — | 76.3% |
| ProofBench | — | 31% |
| Omni-MATH | 22.4% | — |
| LiveBench Math | 35.5% | — |
| MATH Level 5 | 46.4% | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Gemini 3.5 Flash leads
Claude 3.5 Haiku: 18.7 (#281), Gemini 3.5 Flash: 66.3 (#11)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| GPQA Diamond | 38.1% | 92.8% |
| LMArena Expert | 1208 | 1495 |
| SimpleQA Verified | — | 66.2% |
| MMLU-Pro | 60.5% | — |
| Confabulations | 36.7% | — |
| GPQA (HELM) | 36.3% | — |
| MMLU | 74.3% | — |
Multimodal Gemini 3.5 Flash leads
Claude 3.5 Haiku: 26.8 (#117), Gemini 3.5 Flash: 45.7 (#15)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| LMArena Vision | 1092 | 1310 |
| GeoBench | 34% | — |
| Blueprint-Bench 2 | — | 33.6% |
| LMArena Document | — | 1463 |
Multilingual Gemini 3.5 Flash leads
Claude 3.5 Haiku: 40.0 (#218), Gemini 3.5 Flash: 57.0 (#13)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| LMArena Non-English | 1238 | 1476 |
| LMArena Chinese | 1229 | 1526 |
| LMArena French | 1264 | 1490 |
| LMArena German | 1237 | 1492 |
| LMArena Japanese | 1175 | 1486 |
| LMArena Korean | 1173 | 1451 |
| LMArena Russian | 1253 | 1493 |
| LMArena Spanish | 1261 | 1480 |
Instruction Following Gemini 3.5 Flash leads
Claude 3.5 Haiku: 62.9 (#234), Gemini 3.5 Flash: 77.0 (#30)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| LMArena Instruction Following | 1241 | 1467 |
| LiveBench Instruction Following | 61.9% | — |
| IFEval | 79.2% | — |
Long Context Gemini 3.5 Flash leads
Claude 3.5 Haiku: 38.3 (#200), Gemini 3.5 Flash: 45.4 (#38)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| LMArena Longer Query | 1261 | 1482 |
Writing & Preference Gemini 3.5 Flash leads
Claude 3.5 Haiku: 42.7 (#234), Gemini 3.5 Flash: 65.5 (#47)
| Benchmark | Claude 3.5 Haiku | Gemini 3.5 Flash |
|---|---|---|
| LMArena Text | 1255 | 1482 |
| LMArena Creative Writing | 1233 | 1470 |
| LMArena Multi-Turn | 1265 | 1481 |
| Short-Story Creative Writing | 73.5% | — |
| EQ-Bench Creative Writing | 1146 | — |
| WildBench | 76% | — |
| EQ-Bench 4 | — | 1087 |
| LiveBench Language | 35.4% | — |
Frequently asked questions
Is Claude 3.5 Haiku better than Gemini 3.5 Flash?
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 29.2 on the Noometry Index.
Is Claude 3.5 Haiku or Gemini 3.5 Flash better for coding?
Gemini 3.5 Flash scores higher on coding benchmarks: 49.4 versus 32.9 in the Noometry coding category.
How many benchmarks do Claude 3.5 Haiku and Gemini 3.5 Flash share?
26 benchmarks have published results for both models. Claude 3.5 Haiku has 49 scored results on Noometry and Gemini 3.5 Flash has 54.