# Mixtral 8x22B vs Step 3.7 Flash

> Step 3.7 Flash is the stronger model overall, scoring 37.3 to 27.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mixtral-8x22b-vs-step-3-7-flash
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Step 3.7 Flash leads 42.9 to 22.9.
- Step 3.7 Flash is cheaper at $0.18 / $1.11 per million input/output tokens, against $2 / $6 for Mixtral 8x22B.
- Step 3.7 Flash accepts more context: 256K tokens versus 64K.

## Snapshot

| | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| Provider | Mistral AI | StepFun |
| Noometry Index | 27.1 | 37.3 |
| Rank | 333 | 207 |
| Context | 64K | 256K |
| Input $/M | $2 | $0.18 |
| Output $/M | $6 | $1.11 |
| Weights | Open | Open |

## Coding

- Mixtral 8x22B: 24.2 (#329)
- Step 3.7 Flash: 40.0 (#150)

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| SciCode | — | 40% |
| WeirdML | 3.2% | — |
| BigCodeBench Instruct | 40.6% | — |
| LMArena Coding | 1166 | — |
| BigCodeBench Complete | 50.2% | — |
| ALE-Bench | — | 694.12 |
| HumanEval+ | 72% | — |
| MBPP+ | 64.3% | — |

## Agentic & Tool Use

- Mixtral 8x22B: 23.1 (#127)
- Step 3.7 Flash: —

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| Cybench | 7.5% | — |

## Reasoning

- Mixtral 8x22B: 19.9 (#248)
- Step 3.7 Flash: 21.6 (#219)

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| NYT Connections (extended) | — | 39.7% |
| CritPt | — | 2.3% |
| LMArena Hard Prompts | 1150 | — |
| DTBench | 55.1% | — |
| Epoch Capabilities Index | 122.03 | — |
| ForecastBench | 56.3 | — |

## Math

- Mixtral 8x22B: 22.9 (#275)
- Step 3.7 Flash: 42.9 (#82)

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| MathArena Final-Answer Competitions | — | 68.5% |
| Omni-MATH | 16.3% | — |
| LMArena Math | 1184 | — |
| MATH Level 5 | 24.2% | — |

## Knowledge

- Mixtral 8x22B: 15.1 (#293)
- Step 3.7 Flash: —

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| GPQA Diamond | 34.1% | — |
| MMLU-Pro | 46% | — |
| GPQA (HELM) | 33.4% | — |
| LMArena Expert | 1113 | — |
| MMLU | 77.8% | — |

## Multilingual

- Mixtral 8x22B: 32.8 (#255)
- Step 3.7 Flash: —

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| LMArena Non-English | 1128 | — |
| LMArena Chinese | 1116 | — |
| LMArena French | 1166 | — |
| LMArena German | 1141 | — |
| LMArena Japanese | 1037 | — |
| LMArena Korean | 1057 | — |
| LMArena Russian | 1158 | — |
| LMArena Spanish | 1151 | — |

## Instruction Following

- Mixtral 8x22B: 57.7 (#266)
- Step 3.7 Flash: —

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| IFEval | 72.4% | — |
| LMArena Instruction Following | 1147 | — |

## Long Context

- Mixtral 8x22B: 34.7 (#247)
- Step 3.7 Flash: —

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| LMArena Longer Query | 1144 | — |

## Writing & Preference

- Mixtral 8x22B: 36.9 (#262)
- Step 3.7 Flash: —

| Benchmark | Mixtral 8x22B | Step 3.7 Flash |
|---|---|---|
| LMArena Text | 1162 | — |
| LMArena Creative Writing | 1141 | — |
| WildBench | 71.1% | — |
| LMArena Multi-Turn | 1130 | — |

## FAQ

### Is Mixtral 8x22B better than Step 3.7 Flash?

Step 3.7 Flash is the stronger model overall, scoring 37.3 to 27.1 on the Noometry Index.

### Which is cheaper, Mixtral 8x22B or Step 3.7 Flash?

Step 3.7 Flash is cheaper. It lists at $0.18 per million input tokens and $1.11 per million output tokens; Mixtral 8x22B lists at $2 and $6.

### Is Mixtral 8x22B or Step 3.7 Flash better for coding?

Step 3.7 Flash scores higher on coding benchmarks: 40.0 versus 24.2 in the Noometry coding category.

### Which has the bigger context window?

Step 3.7 Flash does, with 256K tokens against 64K.

### How many benchmarks do Mixtral 8x22B and Step 3.7 Flash share?

0 benchmarks have published results for both models. Mixtral 8x22B has 34 scored results on Noometry and Step 3.7 Flash has 5.