# GLM-4.7 vs Step 3.5 Flash

> GLM-4.7 and Step 3.5 Flash score almost the same on the Noometry Index (42.0 vs 42.3), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/glm-4-7-vs-step-3-5-flash
- Last updated: 2026-10-11
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. GLM-4.7 scores higher in 6 categories and Step 3.5 Flash in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GLM-4.7 leads 47.0 to 39.6.
- Step 3.5 Flash is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.60 / $2.20 for GLM-4.7.
- Step 3.5 Flash accepts more context: 256K tokens versus 205K.

## Snapshot

| | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| Provider | Z.ai (Zhipu) | StepFun |
| Noometry Index | 42.0 | 42.3 |
| Rank | 124 | 116 |
| Context | 205K | 256K |
| Input $/M | $0.60 | $0.10 |
| Output $/M | $2.20 | $0.30 |
| Weights | Open | Open |

## Coding

- GLM-4.7: 44.0 (#79)
- Step 3.5 Flash: 42.4 (#105)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Coding | 1454 | 1436 |
| LMArena WebDev | 1435 | — |
| SciCode | 45.1% | — |
| ALE-Bench | 399.48 | — |

## Agentic & Tool Use

- GLM-4.7: 26.5 (#103)
- Step 3.5 Flash: —

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| Terminal-Bench | 33.4% | — |
| Vending-Bench 2 | 2,377 | — |

## Reasoning

- GLM-4.7: 24.3 (#164)
- Step 3.5 Flash: 22.2 (#202)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1411 |
| SimpleBench | 47.7% | — |
| NYT Connections (extended) | — | 28.4% |
| CritPt | 1.7% | — |
| Chess Puzzles | 6% | — |
| Epoch Capabilities Index | 143.51 | — |

## Math

- GLM-4.7: 38.6 (#135)
- Step 3.5 Flash: 42.6 (#84)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Math | 1423 | 1408 |
| MathArena Final-Answer Competitions | — | 66.8% |
| OTIS Mock AIME 2024-2025 | 83.3% | — |
| ProofBench | 6% | — |
| FrontierMath (Feb 2025 set) | 2.4% | — |
| FrontierMath Tier 4 (v1) | 0% | — |

## Knowledge

- GLM-4.7: 47.0 (#80)
- Step 3.5 Flash: 39.6 (#132)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Expert | 1424 | 1421 |
| GPQA Diamond | 83.3% | — |
| SimpleQA Verified | 32.2% | — |
| Vectara Hallucination Rate | 11.7% | — |

## Multilingual

- GLM-4.7: 52.8 (#79)
- Step 3.5 Flash: 50.5 (#119)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Non-English | 1417 | 1385 |
| LMArena Chinese | 1495 | 1447 |
| LMArena French | 1432 | 1421 |
| LMArena German | 1424 | 1405 |
| LMArena Japanese | 1439 | 1354 |
| LMArena Korean | 1399 | 1352 |
| LMArena Russian | 1423 | 1385 |
| LMArena Spanish | 1434 | 1419 |

## Instruction Following

- GLM-4.7: 74.4 (#95)
- Step 3.5 Flash: 73.1 (#124)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Instruction Following | 1411 | 1385 |

## Long Context

- GLM-4.7: 42.8 (#116)
- Step 3.5 Flash: 42.8 (#117)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Longer Query | 1432 | 1402 |
| CL-bench | 15.9% | — |
| CL-bench Life | 10.9% | — |

## Writing & Preference

- GLM-4.7: 60.9 (#93)
- Step 3.5 Flash: 58.8 (#113)

| Benchmark | GLM-4.7 | Step 3.5 Flash |
|---|---|---|
| LMArena Text | 1435 | 1403 |
| LMArena Creative Writing | 1401 | 1357 |
| LMArena Multi-Turn | 1446 | 1405 |
| EQ-Bench Creative Writing | 1413 | — |

## FAQ

### Is GLM-4.7 better than Step 3.5 Flash?

GLM-4.7 and Step 3.5 Flash score almost the same on the Noometry Index (42.0 vs 42.3), so choose on price, context window or the category you care about most.

### Which is cheaper, GLM-4.7 or Step 3.5 Flash?

Step 3.5 Flash is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; GLM-4.7 lists at $0.60 and $2.20.

### Is GLM-4.7 or Step 3.5 Flash better for coding?

GLM-4.7 scores higher on coding benchmarks: 44.0 versus 42.4 in the Noometry coding category.

### Which has the bigger context window?

Step 3.5 Flash does, with 256K tokens against 205K.

### How many benchmarks do GLM-4.7 and Step 3.5 Flash share?

17 benchmarks have published results for both models. GLM-4.7 has 36 scored results on Noometry and Step 3.5 Flash has 19.