# Kimi K2 Thinking Turbo vs Step 3.7 Flash

> Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 36.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/kimi-k2-thinking-turbo-vs-step-3-7-flash
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Kimi K2 Thinking Turbo leads 31.4 to 20.9.

## Snapshot

| | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| Provider | Moonshot AI | StepFun |
| Noometry Index | 45.4 | 36.5 |
| Rank | 63 | 207 |
| Context | — | 256K |
| Input $/M | — | $0.18 |
| Output $/M | — | $1.11 |
| Weights | Open | Open |

## Coding

- Kimi K2 Thinking Turbo: 38.1 (#166)
- Step 3.7 Flash: 39.4 (#147)

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| LMArena WebDev | 1322 | — |
| SciCode | — | 40% |
| LMArena Coding | 1454 | — |
| ALE-Bench | — | 694.12 |

## Reasoning

- Kimi K2 Thinking Turbo: 31.4 (#72)
- Step 3.7 Flash: 20.9 (#211)

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| NYT Connections (extended) | — | 39.7% |
| CritPt | — | 2.3% |
| Chess Puzzles | 20% | — |
| LMArena Hard Prompts | 1428 | — |

## Math

- Kimi K2 Thinking Turbo: 45.5 (#62)
- Step 3.7 Flash: 40.9 (#74)

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| MathArena Final-Answer Competitions | — | 68.5% |
| OTIS Mock AIME 2024-2025 | 83.1% | — |
| LMArena Math | 1429 | — |

## Knowledge

- Kimi K2 Thinking Turbo: 50.9 (#64)
- Step 3.7 Flash: —

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| GPQA Diamond | 84.2% | — |
| LMArena Expert | 1439 | — |

## Multilingual

- Kimi K2 Thinking Turbo: 51.6 (#104)
- Step 3.7 Flash: —

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| LMArena Non-English | 1398 | — |
| LMArena Chinese | 1457 | — |
| LMArena French | 1425 | — |
| LMArena German | 1390 | — |
| LMArena Japanese | 1356 | — |
| LMArena Korean | 1329 | — |
| LMArena Russian | 1390 | — |
| LMArena Spanish | 1407 | — |

## Instruction Following

- Kimi K2 Thinking Turbo: 74.2 (#103)
- Step 3.7 Flash: —

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| LMArena Instruction Following | 1403 | — |

## Long Context

- Kimi K2 Thinking Turbo: 43.2 (#99)
- Step 3.7 Flash: —

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| LMArena Longer Query | 1415 | — |

## Writing & Preference

- Kimi K2 Thinking Turbo: 60.2 (#99)
- Step 3.7 Flash: —

| Benchmark | Kimi K2 Thinking Turbo | Step 3.7 Flash |
|---|---|---|
| LMArena Text | 1415 | — |
| LMArena Creative Writing | 1373 | — |
| LMArena Multi-Turn | 1414 | — |

## FAQ

### Is Kimi K2 Thinking Turbo better than Step 3.7 Flash?

Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 36.5 on the Noometry Index.

### Is Kimi K2 Thinking Turbo or Step 3.7 Flash better for coding?

Step 3.7 Flash scores higher on coding benchmarks: 39.4 versus 38.1 in the Noometry coding category.

### How many benchmarks do Kimi K2 Thinking Turbo and Step 3.7 Flash share?

0 benchmarks have published results for both models. Kimi K2 Thinking Turbo has 21 scored results on Noometry and Step 3.7 Flash has 5.