Model comparison
Chatgpt 4o Latest 20250326 vs Olmo 3.1 32b Think
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 37.9 on the Noometry Index.
Last verified . 15 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 15 benchmarks with published results for both. Chatgpt 4o Latest 20250326 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 writing & preference, where Chatgpt 4o Latest 20250326 leads 62.6 to 46.2.
- Olmo 3.1 32b Think has downloadable open weights; the other is API-only.
Side by side
| Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think | |
|---|---|---|
| Provider | OpenAI | Allen Institute for AI (Ai2) |
| Noometry Index | 43.8 | 37.9 |
| Released | — | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 21 | 15 |
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Category by category
Coding Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 41.6 (#122), Olmo 3.1 32b Think: 37.7 (#189)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Coding | 1413 | 1291 |
Reasoning Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), Olmo 3.1 32b Think: 25.2 (#150)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1272 |
| Kagi LLM Benchmark | 75% | — |
Math Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 38.6 (#134), Olmo 3.1 32b Think: 36.3 (#168)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Math | 1407 | 1305 |
Knowledge Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 39.2 (#137), Olmo 3.1 32b Think: 35.7 (#181)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Expert | 1401 | 1295 |
| Confabulations | 16.6% | — |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), Olmo 3.1 32b Think: —
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 52.9 (#76), Olmo 3.1 32b Think: 38.1 (#231)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Non-English | 1419 | 1209 |
| LMArena Chinese | 1457 | 1242 |
| LMArena French | 1446 | 1260 |
| LMArena German | 1423 | 1262 |
| LMArena Russian | 1429 | 1193 |
| LMArena Spanish | 1434 | 1289 |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |
Instruction Following Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 74.0 (#107), Olmo 3.1 32b Think: 65.6 (#218)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Instruction Following | 1403 | 1247 |
Long Context Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 43.1 (#107), Olmo 3.1 32b Think: 38.6 (#195)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Longer Query | 1413 | 1272 |
Writing & Preference Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 62.6 (#72), Olmo 3.1 32b Think: 46.2 (#220)
| Benchmark | Chatgpt 4o Latest 20250326 | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Text | 1429 | 1272 |
| LMArena Creative Writing | 1405 | 1226 |
| LMArena Multi-Turn | 1454 | 1252 |
| EQ-Bench Creative Writing | 1501 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than Olmo 3.1 32b Think?
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 37.9 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or Olmo 3.1 32b Think better for coding?
Chatgpt 4o Latest 20250326 scores higher on coding benchmarks: 41.6 versus 37.7 in the Noometry coding category.
How many benchmarks do Chatgpt 4o Latest 20250326 and Olmo 3.1 32b Think share?
15 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Olmo 3.1 32b Think has 15.