# GLM-4.7-Flash vs Step 5 Preview

> Step 5 Preview is the stronger model overall, scoring 47.9 to 38.8 on the Noometry Index. GLM-4.7-Flash costs 9.8× less per token, which makes it the better buy when Step 5 Preview's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/glm-4-7-flash-vs-step-5-preview
- Last updated: 2026-10-11
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. GLM-4.7-Flash scores higher in 0 categories and Step 5 Preview in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Step 5 Preview leads 40.0 to 20.9.
- GLM-4.7-Flash is cheaper at $0.06 / $0.40 per million input/output tokens, against $1 / $2.70 for Step 5 Preview.
- Step 5 Preview accepts more context: 1.02M tokens versus 200K.
- GLM-4.7-Flash has downloadable open weights; the other is API-only.

## Snapshot

| | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| Provider | Z.ai (Zhipu) | StepFun |
| Noometry Index | 38.8 | 47.9 |
| Rank | 180 | 58 |
| Context | 200K | 1.02M |
| Input $/M | $0.06 | $1 |
| Output $/M | $0.40 | $2.70 |
| Weights | Open | Proprietary |

## Coding

- GLM-4.7-Flash: 40.6 (#135)
- Step 5 Preview: 51.8 (#36)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Coding | 1383 | 1480 |
| LMArena WebDev | — | 1564 |
| SciCode | — | 58.9% |

## Reasoning

- GLM-4.7-Flash: 20.9 (#229)
- Step 5 Preview: 40.0 (#57)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1465 |
| CritPt | — | 20.9% |
| Chess Puzzles | 0% | — |

## Math

- GLM-4.7-Flash: 36.1 (#173)
- Step 5 Preview: 46.1 (#72)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Math | 1355 | 1470 |
| OTIS Mock AIME 2024-2025 | 58.3% | — |
| ProofBench | — | 42% |

## Knowledge

- GLM-4.7-Flash: 35.5 (#184)
- Step 5 Preview: 41.2 (#112)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Expert | 1357 | 1470 |
| GPQA Diamond | 60.5% | — |
| Vectara Hallucination Rate | 9.3% | — |

## Multimodal

- GLM-4.7-Flash: —
- Step 5 Preview: 41.0 (#41)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Vision | — | 1267 |

## Multilingual

- GLM-4.7-Flash: 46.5 (#158)
- Step 5 Preview: 53.8 (#54)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Non-English | 1330 | 1432 |
| LMArena Chinese | 1403 | 1519 |
| LMArena Russian | 1332 | 1436 |
| LMArena Spanish | 1350 | 1439 |
| LMArena French | 1332 | — |
| LMArena German | 1337 | — |
| LMArena Korean | 1283 | — |

## Instruction Following

- GLM-4.7-Flash: 70.1 (#167)
- Step 5 Preview: 76.0 (#50)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Instruction Following | 1327 | 1444 |

## Long Context

- GLM-4.7-Flash: 40.9 (#148)
- Step 5 Preview: 44.5 (#64)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Longer Query | 1345 | 1455 |

## Writing & Preference

- GLM-4.7-Flash: 47.4 (#210)
- Step 5 Preview: 62.8 (#71)

| Benchmark | GLM-4.7-Flash | Step 5 Preview |
|---|---|---|
| LMArena Text | 1351 | 1442 |
| LMArena Creative Writing | 1297 | 1410 |
| LMArena Multi-Turn | 1342 | 1447 |
| EQ-Bench Creative Writing | 1125 | — |

## FAQ

### Is GLM-4.7-Flash better than Step 5 Preview?

Step 5 Preview is the stronger model overall, scoring 47.9 to 38.8 on the Noometry Index. GLM-4.7-Flash costs 9.8× less per token, which makes it the better buy when Step 5 Preview's lead doesn't matter for your workload.

### Which is cheaper, GLM-4.7-Flash or Step 5 Preview?

GLM-4.7-Flash is cheaper. It lists at $0.06 per million input tokens and $0.40 per million output tokens; Step 5 Preview lists at $1 and $2.70.

### Is GLM-4.7-Flash or Step 5 Preview better for coding?

Step 5 Preview scores higher on coding benchmarks: 51.8 versus 40.6 in the Noometry coding category.

### Which has the bigger context window?

Step 5 Preview does, with 1.02M tokens against 200K.

### How many benchmarks do GLM-4.7-Flash and Step 5 Preview share?

13 benchmarks have published results for both models. GLM-4.7-Flash has 21 scored results on Noometry and Step 5 Preview has 18.