Model comparison
Kimi K2.5 Instant vs Olmo 3.1 32b Instruct
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 39.4 on the Noometry Index.
Last verified . 16 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 16 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 8 categories and Olmo 3.1 32b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Kimi K2.5 Instant leads 60.6 to 50.2.
Side by side
| Kimi K2.5 Instant | Olmo 3.1 32b Instruct | |
|---|---|---|
| Provider | Moonshot AI | Allen Institute for AI (Ai2) |
| Noometry Index | 43.6 | 39.4 |
| Released | — | — |
| Weights | Open | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 18 | 16 |
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Category by category
Coding Kimi K2.5 Instant leads
Kimi K2.5 Instant: 42.6 (#97), Olmo 3.1 32b Instruct: 39.5 (#157)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Coding | 1484 | 1347 |
| LMArena WebDev | 1404 | — |
Reasoning Kimi K2.5 Instant leads
Kimi K2.5 Instant: 29.7 (#90), Olmo 3.1 32b Instruct: 26.4 (#132)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1322 |
Math Kimi K2.5 Instant leads
Kimi K2.5 Instant: 39.4 (#105), Olmo 3.1 32b Instruct: 36.3 (#167)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Math | 1442 | 1305 |
Knowledge Kimi K2.5 Instant leads
Kimi K2.5 Instant: 40.2 (#123), Olmo 3.1 32b Instruct: 36.1 (#175)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Expert | 1440 | 1308 |
Multimodal Not comparable
Kimi K2.5 Instant: 40.2 (#50), Olmo 3.1 32b Instruct: —
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Vision | 1254 | — |
Multilingual Kimi K2.5 Instant leads
Kimi K2.5 Instant: 52.0 (#94), Olmo 3.1 32b Instruct: 42.6 (#191)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Non-English | 1406 | 1275 |
| LMArena Chinese | 1449 | 1304 |
| LMArena French | 1403 | 1328 |
| LMArena German | 1413 | 1282 |
| LMArena Korean | 1378 | 1206 |
| LMArena Russian | 1404 | 1268 |
| LMArena Spanish | 1447 | 1336 |
Instruction Following Kimi K2.5 Instant leads
Kimi K2.5 Instant: 75.3 (#65), Olmo 3.1 32b Instruct: 68.6 (#187)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1430 | 1299 |
Long Context Kimi K2.5 Instant leads
Kimi K2.5 Instant: 43.9 (#83), Olmo 3.1 32b Instruct: 39.9 (#166)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1435 | 1312 |
Writing & Preference Kimi K2.5 Instant leads
Kimi K2.5 Instant: 60.6 (#95), Olmo 3.1 32b Instruct: 50.2 (#185)
| Benchmark | Kimi K2.5 Instant | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Text | 1420 | 1311 |
| LMArena Creative Writing | 1381 | 1264 |
| LMArena Multi-Turn | 1427 | 1309 |
Frequently asked questions
Is Kimi K2.5 Instant better than Olmo 3.1 32b Instruct?
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 39.4 on the Noometry Index.
Is Kimi K2.5 Instant or Olmo 3.1 32b Instruct better for coding?
Kimi K2.5 Instant scores higher on coding benchmarks: 42.6 versus 39.5 in the Noometry coding category.
How many benchmarks do Kimi K2.5 Instant and Olmo 3.1 32b Instruct share?
16 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Olmo 3.1 32b Instruct has 16.