Model comparison
Grok Build 0.1 vs MiMo-V2-Flash
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 36.4 on the Noometry Index.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. Grok Build 0.1 scores higher in 2 categories and MiMo-V2-Flash in 0 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok Build 0.1 leads 32.2 to 24.9.
- The biggest single-benchmark swing is SciCode: 50.2% for Grok Build 0.1 and 25.9% for MiMo-V2-Flash.
- MiMo-V2-Flash is cheaper at $0.14 / $0.28 per million input/output tokens, against $1 / $2 for Grok Build 0.1.
- MiMo-V2-Flash accepts more context: 262K tokens versus 256K.
- MiMo-V2-Flash has downloadable open weights; the other is API-only.
Side by side
| Grok Build 0.1 | MiMo-V2-Flash | |
|---|---|---|
| Provider | xAI | Xiaomi |
| Noometry Index | 36.4 | 41.3 |
| Released | 2026-04-16 | 2025-12-16 |
| Weights | Proprietary | Open |
| Context window | 256K | 262K |
| Max output | 256K | 66K |
| Input $ / M tokens | $1 | $0.14 |
| Output $ / M tokens | $2 | $0.28 |
| Results tracked | 3 | 21 |
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Category by category
Coding Grok Build 0.1 leads
Grok Build 0.1: 43.1 (#91), MiMo-V2-Flash: 36.1 (#211)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| SciCode | 50.2% | 25.9% |
| LMArena WebDev | — | 1330 |
| LMArena Coding | — | 1443 |
| ALE-Bench | — | 737.95 |
Agentic & Tool Use Not comparable
Grok Build 0.1: 22.7 (#129), MiMo-V2-Flash: —
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| GBAEval | 2.4% | — |
Reasoning Grok Build 0.1 leads
Grok Build 0.1: 32.2 (#77), MiMo-V2-Flash: 24.9 (#157)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| CritPt | 9.1% | 0% |
| LMArena Hard Prompts | — | 1420 |
Math Not comparable
Grok Build 0.1: —, MiMo-V2-Flash: 38.3 (#139)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| LMArena Math | — | 1396 |
Knowledge Not comparable
Grok Build 0.1: —, MiMo-V2-Flash: 39.7 (#131)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| LMArena Expert | — | 1425 |
Multilingual Not comparable
Grok Build 0.1: —, MiMo-V2-Flash: 51.0 (#113)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| LMArena Non-English | — | 1392 |
| LMArena Chinese | — | 1462 |
| LMArena French | — | 1429 |
| LMArena German | — | 1395 |
| LMArena Japanese | — | 1325 |
| LMArena Korean | — | 1358 |
| LMArena Russian | — | 1387 |
| LMArena Spanish | — | 1420 |
Instruction Following Not comparable
Grok Build 0.1: —, MiMo-V2-Flash: 73.5 (#120)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| LMArena Instruction Following | — | 1392 |
Long Context Not comparable
Grok Build 0.1: —, MiMo-V2-Flash: 43.0 (#110)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| LMArena Longer Query | — | 1409 |
Writing & Preference Not comparable
Grok Build 0.1: —, MiMo-V2-Flash: 59.7 (#106)
| Benchmark | Grok Build 0.1 | MiMo-V2-Flash |
|---|---|---|
| LMArena Text | — | 1411 |
| LMArena Creative Writing | — | 1375 |
| LMArena Multi-Turn | — | 1404 |
Frequently asked questions
Is Grok Build 0.1 better than MiMo-V2-Flash?
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 36.4 on the Noometry Index.
Which is cheaper, Grok Build 0.1 or MiMo-V2-Flash?
MiMo-V2-Flash is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Grok Build 0.1 lists at $1 and $2.
Is Grok Build 0.1 or MiMo-V2-Flash better for coding?
Grok Build 0.1 scores higher on coding benchmarks: 43.1 versus 36.1 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2-Flash does, with 262K tokens against 256K.
How many benchmarks do Grok Build 0.1 and MiMo-V2-Flash share?
2 benchmarks have published results for both models. Grok Build 0.1 has 3 scored results on Noometry and MiMo-V2-Flash has 21.