Model comparison
Gemini 3.5 Flash vs Olmo 3.1 32b Think
Gemini 3.5 Flash is the stronger model overall, scoring 54.1 to 37.3 on the Noometry Index.
Last verified . 15 shared benchmarks.
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Allen Institute for AI (Ai2)Summary
- They share 15 benchmarks with published results for both. Gemini 3.5 Flash scores higher in 8 categories and Olmo 3.1 32b Think in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.5 Flash leads 62.7 to 24.1.
- Olmo 3.1 32b Think has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.5 Flash | Olmo 3.1 32b Think | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | |
| Noometry Index | 54.1 | 37.3 |
| Released | 2026-05-19 | — |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $1.50 | — |
| Output $ / M tokens | $9 | — |
| Results tracked | 54 | 15 |
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Category by category
Coding Gemini 3.5 Flash leads
Gemini 3.5 Flash: 49.1 (#46), Olmo 3.1 32b Think: 37.1 (#186)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Coding | 1492 | 1292 |
| SWE-bench Verified | 79.3% | — |
| DeepSWE | 37.4% | — |
| LMArena WebDev | 1499 | — |
| SciCode | 53.1% | — |
| WeirdML | 62.6% | — |
| ALE-Bench | 911.02 | — |
Agentic & Tool Use Not comparable
Gemini 3.5 Flash: 24.8 (#107), Olmo 3.1 32b Think: —
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| APEX-Agents | 27.5% | — |
| GBAEval | 6.7% | — |
| GDP.pdf | 14% | — |
| Vending-Bench 2 | 5,396 | — |
Reasoning Gemini 3.5 Flash leads
Gemini 3.5 Flash: 62.7 (#16), Olmo 3.1 32b Think: 24.1 (#151)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Hard Prompts | 1488 | 1272 |
| ARC-AGI-2 | 72.1% | — |
| SimpleBench | 76.7% | — |
| NYT Connections (extended) | 92.6% | — |
| ARC-AGI-1 | 92.5% | — |
| CritPt | 13.1% | — |
| Chess Puzzles | 50% | — |
| EnigmaEval | 25.4% | — |
| EBR-Bench | 4.8% | — |
| Mystery Game Puzzles | 32% | — |
| DTBench | 94.7% | — |
| LMCA | 47.1% | — |
| Surface Evolver Bench | 58.1% | — |
| Epoch Capabilities Index | 154.55 | — |
| ForecastBench | 59 | — |
Math Gemini 3.5 Flash leads
Gemini 3.5 Flash: 60.5 (#30), Olmo 3.1 32b Think: 33.6 (#170)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Math | 1502 | 1305 |
| FrontierMath (Tiers 1-3) | 62.8% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 76.3% | — |
| OTIS Mock AIME 2024-2025 | 95.6% | — |
| ProofBench | 31% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge Gemini 3.5 Flash leads
Gemini 3.5 Flash: 66.3 (#10), Olmo 3.1 32b Think: 35.0 (#178)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Expert | 1493 | 1294 |
| GPQA Diamond | 92.8% | — |
| SimpleQA Verified | 66.2% | — |
Multimodal Not comparable
Gemini 3.5 Flash: 45.7 (#13), Olmo 3.1 32b Think: —
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Vision | 1311 | — |
| Blueprint-Bench 2 | 33.6% | — |
| LMArena Document | 1463 | — |
Multilingual Gemini 3.5 Flash leads
Gemini 3.5 Flash: 57.1 (#12), Olmo 3.1 32b Think: 38.3 (#226)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Non-English | 1475 | 1210 |
| LMArena Chinese | 1525 | 1241 |
| LMArena French | 1490 | 1262 |
| LMArena German | 1500 | 1260 |
| LMArena Russian | 1491 | 1193 |
| LMArena Spanish | 1478 | 1288 |
| LMArena Japanese | 1481 | — |
| LMArena Korean | 1453 | — |
Instruction Following Gemini 3.5 Flash leads
Gemini 3.5 Flash: 77.2 (#29), Olmo 3.1 32b Think: 65.8 (#213)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Instruction Following | 1466 | 1246 |
Long Context Gemini 3.5 Flash leads
Gemini 3.5 Flash: 45.3 (#39), Olmo 3.1 32b Think: 38.6 (#190)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Longer Query | 1481 | 1272 |
Writing & Preference Gemini 3.5 Flash leads
Gemini 3.5 Flash: 65.5 (#46), Olmo 3.1 32b Think: 46.4 (#215)
| Benchmark | Gemini 3.5 Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Text | 1481 | 1271 |
| LMArena Creative Writing | 1467 | 1226 |
| LMArena Multi-Turn | 1482 | 1252 |
| EQ-Bench 4 | 1087 | — |
Frequently asked questions
Is Gemini 3.5 Flash better than Olmo 3.1 32b Think?
Gemini 3.5 Flash is the stronger model overall, scoring 54.1 to 37.3 on the Noometry Index.
Is Gemini 3.5 Flash or Olmo 3.1 32b Think better for coding?
Gemini 3.5 Flash scores higher on coding benchmarks: 49.1 versus 37.1 in the Noometry coding category.
How many benchmarks do Gemini 3.5 Flash and Olmo 3.1 32b Think share?
15 benchmarks have published results for both models. Gemini 3.5 Flash has 54 scored results on Noometry and Olmo 3.1 32b Think has 15.