Model comparison
Seed 2.0 Pro vs MiMo-V2.6-Flash
MiMo-V2.6-Flash is the stronger model overall, scoring 44.4 to 42.5 on the Noometry Index.
Last verified . 13 shared benchmarks.
ByteDance SeedSummary
- They share 13 benchmarks with published results for both. Seed 2.0 Pro scores higher in 2 categories and MiMo-V2.6-Flash in 7 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2.6-Flash leads 29.6 to 23.1.
- MiMo-V2.6-Flash is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.50 / $3 for Seed 2.0 Pro.
- MiMo-V2.6-Flash accepts more context: 1.05M tokens versus 256K.
- MiMo-V2.6-Flash has downloadable open weights; the other is API-only.
Side by side
| Seed 2.0 Pro | MiMo-V2.6-Flash | |
|---|---|---|
| Provider | ByteDance Seed | Xiaomi |
| Noometry Index | 42.5 | 44.4 |
| Released | 2026-02-14 | 2026-09-22 |
| Weights | Proprietary | Open |
| Context window | 256K | 1.05M |
| Max output | 128K | 131K |
| Input $ / M tokens | $0.50 | $0.14 |
| Output $ / M tokens | $3 | $0.28 |
| Results tracked | 20 | 13 |
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Category by category
Coding MiMo-V2.6-Flash leads
Seed 2.0 Pro: 42.9 (#84), MiMo-V2.6-Flash: 44.3 (#68)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Coding | 1472 | 1516 |
Reasoning MiMo-V2.6-Flash leads
Seed 2.0 Pro: 23.1 (#167), MiMo-V2.6-Flash: 29.6 (#82)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Hard Prompts | 1453 | 1481 |
| NYT Connections (extended) | 28.4% | — |
| Thematic Generalization | 57.1% | — |
Math Too close to call
Seed 2.0 Pro: 36.5 (#110), MiMo-V2.6-Flash: 37.4 (#97)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Math | 1440 | 1477 |
Knowledge MiMo-V2.6-Flash leads
Seed 2.0 Pro: 39.6 (#119), MiMo-V2.6-Flash: 42.0 (#91)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Expert | 1440 | 1516 |
Multimodal Too close to call
Seed 2.0 Pro: 40.8 (#34), MiMo-V2.6-Flash: 40.2 (#39)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Vision | 1275 | 1266 |
Multilingual Too close to call
Seed 2.0 Pro: 54.8 (#37), MiMo-V2.6-Flash: 54.6 (#41)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Non-English | 1442 | 1439 |
| LMArena Chinese | 1490 | 1501 |
| LMArena Russian | 1450 | 1424 |
| LMArena French | 1470 | — |
| LMArena German | 1443 | — |
| LMArena Japanese | 1408 | — |
| LMArena Korean | 1412 | — |
| LMArena Spanish | 1460 | — |
Instruction Following MiMo-V2.6-Flash leads
Seed 2.0 Pro: 74.7 (#86), MiMo-V2.6-Flash: 77.0 (#33)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Instruction Following | 1414 | 1463 |
Long Context MiMo-V2.6-Flash leads
Seed 2.0 Pro: 43.6 (#85), MiMo-V2.6-Flash: 44.8 (#52)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Longer Query | 1428 | 1465 |
Writing & Preference Too close to call
Seed 2.0 Pro: 63.0 (#66), MiMo-V2.6-Flash: 63.9 (#61)
| Benchmark | Seed 2.0 Pro | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Text | 1448 | 1459 |
| LMArena Creative Writing | 1406 | 1408 |
| LMArena Multi-Turn | 1441 | 1460 |
Frequently asked questions
Is Seed 2.0 Pro better than MiMo-V2.6-Flash?
MiMo-V2.6-Flash is the stronger model overall, scoring 44.4 to 42.5 on the Noometry Index.
Which is cheaper, Seed 2.0 Pro or MiMo-V2.6-Flash?
MiMo-V2.6-Flash is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Seed 2.0 Pro lists at $0.50 and $3.
Is Seed 2.0 Pro or MiMo-V2.6-Flash better for coding?
MiMo-V2.6-Flash scores higher on coding benchmarks: 44.3 versus 42.9 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2.6-Flash does, with 1.05M tokens against 256K.
How many benchmarks do Seed 2.0 Pro and MiMo-V2.6-Flash share?
13 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and MiMo-V2.6-Flash has 13.