# Codestral vs Step 3.7 Flash

> Step 3.7 Flash is the stronger model overall, scoring 36.5 to 30.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/codestral-vs-step-3-7-flash
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Codestral scores higher in 0 categories and Step 3.7 Flash in 2 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in coding, where Step 3.7 Flash leads 39.4 to 26.9.
- Step 3.7 Flash is cheaper at $0.18 / $1.11 per million input/output tokens, against $0.30 / $0.90 for Codestral.

## Snapshot

| | Codestral | Step 3.7 Flash |
|---|---|---|
| Provider | Mistral AI | StepFun |
| Noometry Index | 30.1 | 36.5 |
| Rank | 287 | 207 |
| Context | 256K | 256K |
| Input $/M | $0.30 | $0.18 |
| Output $/M | $0.90 | $1.11 |
| Weights | Open | Open |

## Coding

- Codestral: 26.9 (#316)
- Step 3.7 Flash: 39.4 (#147)

| Benchmark | Codestral | Step 3.7 Flash |
|---|---|---|
| ALE-Bench | 137.78 | 694.12 |
| Aider Polyglot | 11.1% | — |
| SciCode | — | 40% |
| BigCodeBench Instruct | 41.8% | — |
| BigCodeBench Complete | 52.5% | — |
| HumanEval+ | 73.8% | — |
| MBPP+ | 61.9% | — |

## Reasoning

- Codestral: 19.1 (#244)
- Step 3.7 Flash: 20.9 (#211)

| Benchmark | Codestral | Step 3.7 Flash |
|---|---|---|
| Kagi LLM Benchmark | 32.5% | — |
| NYT Connections (extended) | — | 39.7% |
| CritPt | — | 2.3% |

## Math

- Codestral: —
- Step 3.7 Flash: 40.9 (#74)

| Benchmark | Codestral | Step 3.7 Flash |
|---|---|---|
| MathArena Final-Answer Competitions | — | 68.5% |

## FAQ

### Is Codestral better than Step 3.7 Flash?

Step 3.7 Flash is the stronger model overall, scoring 36.5 to 30.1 on the Noometry Index.

### Which is cheaper, Codestral 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; Codestral lists at $0.30 and $0.90.

### Is Codestral or Step 3.7 Flash better for coding?

Step 3.7 Flash scores higher on coding benchmarks: 39.4 versus 26.9 in the Noometry coding category.

### Which has the bigger context window?

Both accept 256K tokens.

### How many benchmarks do Codestral and Step 3.7 Flash share?

1 benchmark has published results for both models. Codestral has 7 scored results on Noometry and Step 3.7 Flash has 5.