Model comparison
Claude 3 Haiku vs Gemini 3.8 Flash
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 25.9 on the Noometry Index.
Last verified . 25 shared benchmarks.
GoogleSummary
- They share 25 benchmarks with published results for both. Claude 3 Haiku scores higher in 0 categories and Gemini 3.8 Flash in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.8 Flash leads 76.9 to 16.3.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.8% for Claude 3 Haiku and 98.9% for Gemini 3.8 Flash.
Side by side
| Claude 3 Haiku | Gemini 3.8 Flash | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 25.9 | 61.8 |
| Released | 2024-03-07 | 2026-09-02 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.75 |
| Output $ / M tokens | — | $3.75 |
| Results tracked | 37 | 50 |
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Category by category
Coding Gemini 3.8 Flash leads
Claude 3 Haiku: 26.4 (#325), Gemini 3.8 Flash: 59.2 (#15)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| WeirdML | 9.8% | 84.8% |
| LMArena Coding | 1199 | 1510 |
| DeepSWE | — | 73.8% |
| FrontierCode | — | 41.2% |
| CursorBench | — | 39.6% |
| LMArena WebDev | — | 1584 |
| FrontierSWE | — | 19.6% |
| SciCode | — | 56.6% |
| BigCodeBench Instruct | 39.4% | — |
| BigCodeBench Complete | 50.1% | — |
| CadEval | 12% | — |
| ALE-Bench | — | 1,270 |
| HumanEval+ | 68.9% | — |
| MBPP+ | 68.8% | — |
Agentic & Tool Use Not comparable
Claude 3 Haiku: —, Gemini 3.8 Flash: 41.8 (#21)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| APEX-Agents | — | 64.3% |
| Remote Labor Index | — | 5.8% |
| GDP.pdf | — | 23.4% |
| Vending-Bench 2 | — | 5,094 |
Reasoning Gemini 3.8 Flash leads
Claude 3 Haiku: 16.3 (#307), Gemini 3.8 Flash: 76.9 (#5)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| LMArena Hard Prompts | 1174 | 1508 |
| DTBench | 50.1% | 95.7% |
| LMCA | 8.8% | 52.9% |
| Epoch Capabilities Index | 118.35 | 156.71 |
| ARC-AGI-2 | — | 89.2% |
| Kagi LLM Benchmark | 34.2% | — |
| NYT Connections (extended) | — | 97.4% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 18.3% |
| Chess Puzzles | — | 61% |
| Mystery Game Puzzles | — | 47% |
| Surface Evolver Bench | — | 76.9% |
| ForecastBench | 53.2 | — |
| WinoGrande | 74.2% | — |
Math Gemini 3.8 Flash leads
Claude 3 Haiku: 9.8 (#319), Gemini 3.8 Flash: 65.3 (#28)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.8% | 98.9% |
| LMArena Math | 1188 | 1528 |
| FrontierMath (Tiers 1-3) | — | 68.4% |
| FrontierMath Tier 4 | — | 22% |
| ProofBench | — | 48% |
| MATH Level 5 | 14.9% | — |
Knowledge Gemini 3.8 Flash leads
Claude 3 Haiku: 17.3 (#285), Gemini 3.8 Flash: 74.8 (#2)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| GPQA Diamond | 36.3% | 95.4% |
| LMArena Expert | 1148 | 1524 |
| Humanity's Last Exam | — | 44.5% |
| SimpleQA Verified | — | 69.7% |
| Confabulations | 34.2% | — |
| MMLU | 73.8% | — |
Multimodal Gemini 3.8 Flash leads
Claude 3 Haiku: 23.6 (#128), Gemini 3.8 Flash: 40.7 (#45)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| LMArena Vision | 950 | 1314 |
| Blueprint-Bench 2 | — | 38.6% |
| Furniture Assembly | — | 31.7% |
| ScienceQA | 72% | — |
Multilingual Gemini 3.8 Flash leads
Claude 3 Haiku: 36.0 (#243), Gemini 3.8 Flash: 58.0 (#5)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| LMArena Non-English | 1178 | 1491 |
| LMArena Chinese | 1155 | 1554 |
| LMArena French | 1195 | 1498 |
| LMArena German | 1174 | 1493 |
| LMArena Japanese | 1102 | 1502 |
| LMArena Korean | 1109 | 1459 |
| LMArena Russian | 1204 | 1515 |
| LMArena Spanish | 1166 | 1485 |
Instruction Following Gemini 3.8 Flash leads
Claude 3 Haiku: 61.3 (#247), Gemini 3.8 Flash: 78.0 (#13)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| LMArena Instruction Following | 1173 | 1490 |
Long Context Gemini 3.8 Flash leads
Claude 3 Haiku: 36.1 (#237), Gemini 3.8 Flash: 46.3 (#24)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| LMArena Longer Query | 1190 | 1508 |
Writing & Preference Gemini 3.8 Flash leads
Claude 3 Haiku: 29.7 (#291), Gemini 3.8 Flash: 72.2 (#15)
| Benchmark | Claude 3 Haiku | Gemini 3.8 Flash |
|---|---|---|
| LMArena Text | 1195 | 1499 |
| LMArena Creative Writing | 1157 | 1492 |
| EQ-Bench Creative Writing | 717 | 1748 |
| LMArena Multi-Turn | 1190 | 1501 |
Frequently asked questions
Is Claude 3 Haiku better than Gemini 3.8 Flash?
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 25.9 on the Noometry Index.
Is Claude 3 Haiku or Gemini 3.8 Flash better for coding?
Gemini 3.8 Flash scores higher on coding benchmarks: 59.2 versus 26.4 in the Noometry coding category.
How many benchmarks do Claude 3 Haiku and Gemini 3.8 Flash share?
25 benchmarks have published results for both models. Claude 3 Haiku has 37 scored results on Noometry and Gemini 3.8 Flash has 50.