Model comparison
Seed 2.0 Pro vs Olmo 3.1 32b Instruct
Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 39.4 on the Noometry Index.
Last verified . 16 shared benchmarks.
ByteDance Seed
Allen Institute for AI (Ai2)Summary
- They share 16 benchmarks with published results for both. Seed 2.0 Pro scores higher in 7 categories and Olmo 3.1 32b Instruct in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Seed 2.0 Pro leads 62.9 to 50.2.
- Olmo 3.1 32b Instruct has downloadable open weights; the other is API-only.
Side by side
| Seed 2.0 Pro | Olmo 3.1 32b Instruct | |
|---|---|---|
| Provider | ByteDance Seed | Allen Institute for AI (Ai2) |
| Noometry Index | 43.2 | 39.4 |
| Released | 2026-02-14 | — |
| Weights | Proprietary | Open |
| Context window | 256K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.50 | — |
| Output $ / M tokens | $3 | — |
| Results tracked | 20 | 16 |
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Category by category
Coding Seed 2.0 Pro leads
Seed 2.0 Pro: 43.5 (#86), Olmo 3.1 32b Instruct: 39.5 (#157)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Coding | 1472 | 1347 |
Reasoning Olmo 3.1 32b Instruct leads
Seed 2.0 Pro: 24.1 (#165), Olmo 3.1 32b Instruct: 26.4 (#132)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1453 | 1322 |
| NYT Connections (extended) | 28.4% | — |
| Thematic Generalization | 57.1% | — |
Math Seed 2.0 Pro leads
Seed 2.0 Pro: 39.3 (#108), Olmo 3.1 32b Instruct: 36.3 (#167)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Math | 1439 | 1305 |
Knowledge Seed 2.0 Pro leads
Seed 2.0 Pro: 40.2 (#122), Olmo 3.1 32b Instruct: 36.1 (#175)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Expert | 1440 | 1308 |
Multimodal Not comparable
Seed 2.0 Pro: 41.5 (#35), Olmo 3.1 32b Instruct: —
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Vision | 1274 | — |
Multilingual Seed 2.0 Pro leads
Seed 2.0 Pro: 54.5 (#39), Olmo 3.1 32b Instruct: 42.6 (#191)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Non-English | 1441 | 1275 |
| LMArena Chinese | 1489 | 1304 |
| LMArena French | 1471 | 1328 |
| LMArena German | 1442 | 1282 |
| LMArena Korean | 1411 | 1206 |
| LMArena Russian | 1449 | 1268 |
| LMArena Spanish | 1460 | 1336 |
| LMArena Japanese | 1408 | — |
Instruction Following Seed 2.0 Pro leads
Seed 2.0 Pro: 74.5 (#91), Olmo 3.1 32b Instruct: 68.6 (#187)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1414 | 1299 |
Long Context Seed 2.0 Pro leads
Seed 2.0 Pro: 43.6 (#90), Olmo 3.1 32b Instruct: 39.9 (#166)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1428 | 1312 |
Writing & Preference Seed 2.0 Pro leads
Seed 2.0 Pro: 62.9 (#69), Olmo 3.1 32b Instruct: 50.2 (#185)
| Benchmark | Seed 2.0 Pro | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Text | 1448 | 1311 |
| LMArena Creative Writing | 1406 | 1264 |
| LMArena Multi-Turn | 1441 | 1309 |
Frequently asked questions
Is Seed 2.0 Pro better than Olmo 3.1 32b Instruct?
Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 39.4 on the Noometry Index.
Is Seed 2.0 Pro or Olmo 3.1 32b Instruct better for coding?
Seed 2.0 Pro scores higher on coding benchmarks: 43.5 versus 39.5 in the Noometry coding category.
How many benchmarks do Seed 2.0 Pro and Olmo 3.1 32b Instruct share?
16 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Olmo 3.1 32b Instruct has 16.