Model comparison
Seed 2.0 Pro vs o1-pro
Seed 2.0 Pro is the stronger model overall, scoring 42.5 to 31.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
ByteDance SeedSummary
- The widest gap is in knowledge, where Seed 2.0 Pro leads 39.6 to 29.3.
- Seed 2.0 Pro is cheaper at $0.50 / $3 per million input/output tokens, against $150 / $600 for o1-pro.
- Seed 2.0 Pro accepts more context: 256K tokens versus 200K.
Side by side
| Seed 2.0 Pro | o1-pro | |
|---|---|---|
| Provider | ByteDance Seed | OpenAI |
| Noometry Index | 42.5 | 31.2 |
| Released | 2026-02-14 | 2025-03-19 |
| Weights | Proprietary | Proprietary |
| Context window | 256K | 200K |
| Max output | 128K | 100K |
| Input $ / M tokens | $0.50 | $150 |
| Output $ / M tokens | $3 | $600 |
| Results tracked | 20 | 3 |
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Category by category
Coding Not comparable
Seed 2.0 Pro: 42.9 (#84), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Coding | 1472 | — |
Reasoning Seed 2.0 Pro leads
Seed 2.0 Pro: 23.1 (#167), o1-pro: 20.2 (#223)
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| NYT Connections (extended) | 28.4% | — |
| ARC-AGI-1 | — | 23.3% |
| EnigmaEval | — | 6.1% |
| Thematic Generalization | 57.1% | — |
| LMArena Hard Prompts | 1453 | — |
Math Not comparable
Seed 2.0 Pro: 36.5 (#110), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Math | 1440 | — |
Knowledge Seed 2.0 Pro leads
Seed 2.0 Pro: 39.6 (#119), o1-pro: 29.3 (#227)
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| Humanity's Last Exam | — | 8.1% |
| LMArena Expert | 1440 | — |
Multimodal Not comparable
Seed 2.0 Pro: 40.8 (#34), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Vision | 1275 | — |
Multilingual Not comparable
Seed 2.0 Pro: 54.8 (#37), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Non-English | 1442 | — |
| LMArena Chinese | 1490 | — |
| LMArena French | 1470 | — |
| LMArena German | 1443 | — |
| LMArena Japanese | 1408 | — |
| LMArena Korean | 1412 | — |
| LMArena Russian | 1450 | — |
| LMArena Spanish | 1460 | — |
Instruction Following Not comparable
Seed 2.0 Pro: 74.7 (#86), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Instruction Following | 1414 | — |
Long Context Not comparable
Seed 2.0 Pro: 43.6 (#85), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Longer Query | 1428 | — |
Writing & Preference Not comparable
Seed 2.0 Pro: 63.0 (#66), o1-pro: —
| Benchmark | Seed 2.0 Pro | o1-pro |
|---|---|---|
| LMArena Text | 1448 | — |
| LMArena Creative Writing | 1406 | — |
| LMArena Multi-Turn | 1441 | — |
Frequently asked questions
Is Seed 2.0 Pro better than o1-pro?
Seed 2.0 Pro is the stronger model overall, scoring 42.5 to 31.2 on the Noometry Index.
Which is cheaper, Seed 2.0 Pro or o1-pro?
Seed 2.0 Pro is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; o1-pro lists at $150 and $600.
Which has the bigger context window?
Seed 2.0 Pro does, with 256K tokens against 200K.
How many benchmarks do Seed 2.0 Pro and o1-pro share?
0 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and o1-pro has 3.