Model comparison
Seed 2.0 Pro vs Magistral Medium
Seed 2.0 Pro is the stronger model overall, scoring 42.5 to 34.8 on the Noometry Index.
Last verified . 17 shared benchmarks.
ByteDance Seed
Mistral AISummary
- They share 17 benchmarks with published results for both. Seed 2.0 Pro scores higher in 8 categories and Magistral Medium in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Seed 2.0 Pro leads 63.0 to 46.5.
- Seed 2.0 Pro is cheaper at $0.50 / $3 per million input/output tokens, against $2 / $5 for Magistral Medium.
- Seed 2.0 Pro accepts more context: 256K tokens versus 128K.
- Magistral Medium has downloadable open weights; the other is API-only.
Side by side
| Seed 2.0 Pro | Magistral Medium | |
|---|---|---|
| Provider | ByteDance Seed | Mistral AI |
| Noometry Index | 42.5 | 34.8 |
| Released | 2026-02-14 | 2025-03-17 |
| Weights | Proprietary | Open |
| Context window | 256K | 128K |
| Max output | 128K | 16K |
| Input $ / M tokens | $0.50 | $2 |
| Output $ / M tokens | $3 | $5 |
| Results tracked | 20 | 22 |
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Category by category
Coding Seed 2.0 Pro leads
Seed 2.0 Pro: 42.9 (#84), Magistral Medium: 38.6 (#161)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Coding | 1472 | 1319 |
| SciCode | — | 39.2% |
Reasoning Seed 2.0 Pro leads
Seed 2.0 Pro: 23.1 (#167), Magistral Medium: 8.7 (#342)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Hard Prompts | 1453 | 1267 |
| ARC-AGI-2 | — | 0% |
| Kagi LLM Benchmark | — | 16.2% |
| NYT Connections (extended) | 28.4% | — |
| ARC-AGI-1 | — | 6.1% |
| CritPt | — | 0.3% |
| Thematic Generalization | 57.1% | — |
Math Seed 2.0 Pro leads
Seed 2.0 Pro: 36.5 (#110), Magistral Medium: 32.4 (#187)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Math | 1440 | 1249 |
Knowledge Seed 2.0 Pro leads
Seed 2.0 Pro: 39.6 (#119), Magistral Medium: 32.9 (#199)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Expert | 1440 | 1222 |
Multimodal Not comparable
Seed 2.0 Pro: 40.8 (#34), Magistral Medium: —
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Vision | 1275 | — |
Multilingual Seed 2.0 Pro leads
Seed 2.0 Pro: 54.8 (#37), Magistral Medium: 39.8 (#219)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Non-English | 1442 | 1232 |
| LMArena Chinese | 1490 | 1225 |
| LMArena French | 1470 | 1268 |
| LMArena German | 1443 | 1248 |
| LMArena Japanese | 1408 | 1176 |
| LMArena Korean | 1412 | 1125 |
| LMArena Russian | 1450 | 1224 |
| LMArena Spanish | 1460 | 1269 |
Instruction Following Seed 2.0 Pro leads
Seed 2.0 Pro: 74.7 (#86), Magistral Medium: 66.2 (#207)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Instruction Following | 1414 | 1254 |
Long Context Seed 2.0 Pro leads
Seed 2.0 Pro: 43.6 (#85), Magistral Medium: 39.3 (#178)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Longer Query | 1428 | 1295 |
Writing & Preference Seed 2.0 Pro leads
Seed 2.0 Pro: 63.0 (#66), Magistral Medium: 46.5 (#214)
| Benchmark | Seed 2.0 Pro | Magistral Medium |
|---|---|---|
| LMArena Text | 1448 | 1255 |
| LMArena Creative Writing | 1406 | 1245 |
| LMArena Multi-Turn | 1441 | 1275 |
Frequently asked questions
Is Seed 2.0 Pro better than Magistral Medium?
Seed 2.0 Pro is the stronger model overall, scoring 42.5 to 34.8 on the Noometry Index.
Which is cheaper, Seed 2.0 Pro or Magistral Medium?
Seed 2.0 Pro is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; Magistral Medium lists at $2 and $5.
Is Seed 2.0 Pro or Magistral Medium better for coding?
Seed 2.0 Pro scores higher on coding benchmarks: 42.9 versus 38.6 in the Noometry coding category.
Which has the bigger context window?
Seed 2.0 Pro does, with 256K tokens against 128K.
How many benchmarks do Seed 2.0 Pro and Magistral Medium share?
17 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Magistral Medium has 22.