# Gemini 3.6 Flash vs GLM-5.3

> Gemini 3.6 Flash and GLM-5.3 score almost the same on the Noometry Index (54.1 vs 54.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemini-3-6-flash-vs-glm-5-3
- Last updated: 2026-10-10
- Shared benchmarks: 38

## Summary

- They share 38 benchmarks with published results for both. Gemini 3.6 Flash scores higher in 3 categories and GLM-5.3 in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.6 Flash leads 58.8 to 46.1.
- The biggest single-benchmark swing is SimpleQA Verified: 66.2% for Gemini 3.6 Flash and 41% for GLM-5.3.
- Gemini 3.6 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $1.40 / $4.40 for GLM-5.3.
- Gemini 3.6 Flash accepts more context: 1.05M tokens versus 1M.
- GLM-5.3 has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| Provider | Google | Z.ai (Zhipu) |
| Noometry Index | 54.1 | 54.8 |
| Rank | 33 | 26 |
| Context | 1.05M | 1M |
| Input $/M | $0.75 | $1.40 |
| Output $/M | $3.75 | $4.40 |
| Weights | Proprietary | Open |

## Coding

- Gemini 3.6 Flash: 50.0 (#48)
- GLM-5.3: 59.5 (#14)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| DeepSWE | 46.7% | 69% |
| FrontierCode | 34.4% | 40.1% |
| LMArena WebDev | 1538 | 1622 |
| SciCode | 52.7% | 59% |
| WeirdML | 56.1% | 75.4% |
| LMArena Coding | 1491 | 1496 |
| ALE-Bench | 715.52 | 1,317 |
| CursorBench | — | 42.6% |
| FrontierSWE | — | 30.2% |

## Agentic & Tool Use

- Gemini 3.6 Flash: 32.3 (#65)
- GLM-5.3: 36.4 (#38)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| APEX-Agents | 46.9% | 56.6% |
| GDP.pdf | 14% | — |
| Vending-Bench 2 | — | 8,164 |

## Reasoning

- Gemini 3.6 Flash: 58.8 (#22)
- GLM-5.3: 46.1 (#46)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| NYT Connections (extended) | 89% | 74.2% |
| CritPt | 10.6% | 19.1% |
| Chess Puzzles | 43% | 21% |
| LMArena Hard Prompts | 1485 | 1489 |
| Mystery Game Puzzles | 30% | 33% |
| DTBench | 95.5% | 87.7% |
| LMCA | 44.9% | 55.5% |
| Epoch Capabilities Index | 154.25 | 155.61 |
| ARC-AGI-2 | 60.4% | — |
| ARC-AGI-1 | 91.2% | — |
| Bench to the Future 3 | — | 0.15 |

## Math

- Gemini 3.6 Flash: 57.3 (#40)
- GLM-5.3: 62.3 (#33)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 58.9% | 68.8% |
| FrontierMath Tier 4 | 22% | 29.3% |
| OTIS Mock AIME 2024-2025 | 94.2% | 91.1% |
| ProofBench | 36% | 49% |
| LMArena Math | 1505 | 1489 |
| MathArena Final-Answer Competitions | 70.8% | — |

## Knowledge

- Gemini 3.6 Flash: 67.8 (#8)
- GLM-5.3: 58.3 (#37)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| GPQA Diamond | 94.1% | 90.9% |
| SimpleQA Verified | 66.2% | 41% |
| LMArena Expert | 1488 | 1516 |

## Multimodal

- Gemini 3.6 Flash: 38.5 (#64)
- GLM-5.3: —

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| LMArena Vision | 1298 | — |
| Blueprint-Bench 2 | 31.2% | — |
| Furniture Assembly | 23.3% | — |
| LMArena Document | 1456 | — |

## Multilingual

- Gemini 3.6 Flash: 56.5 (#19)
- GLM-5.3: 55.7 (#28)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| LMArena Non-English | 1469 | 1457 |
| LMArena Chinese | 1531 | 1528 |
| LMArena French | 1504 | 1499 |
| LMArena German | 1478 | 1499 |
| LMArena Japanese | 1476 | 1453 |
| LMArena Korean | 1431 | 1472 |
| LMArena Russian | 1487 | 1463 |
| LMArena Spanish | 1475 | 1460 |

## Instruction Following

- Gemini 3.6 Flash: 77.0 (#33)
- GLM-5.3: 77.5 (#23)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| LMArena Instruction Following | 1466 | 1477 |

## Long Context

- Gemini 3.6 Flash: 45.1 (#50)
- GLM-5.3: 45.4 (#41)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| LMArena Longer Query | 1474 | 1482 |

## Writing & Preference

- Gemini 3.6 Flash: 68.2 (#27)
- GLM-5.3: 75.7 (#6)

| Benchmark | Gemini 3.6 Flash | GLM-5.3 |
|---|---|---|
| LMArena Text | 1479 | 1471 |
| LMArena Creative Writing | 1465 | 1457 |
| EQ-Bench Creative Writing | 1604 | 2075 |
| LMArena Multi-Turn | 1481 | 1472 |

## FAQ

### Is Gemini 3.6 Flash better than GLM-5.3?

Gemini 3.6 Flash and GLM-5.3 score almost the same on the Noometry Index (54.1 vs 54.8), so choose on price, context window or the category you care about most.

### Which is cheaper, Gemini 3.6 Flash or GLM-5.3?

Gemini 3.6 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; GLM-5.3 lists at $1.40 and $4.40.

### Is Gemini 3.6 Flash or GLM-5.3 better for coding?

GLM-5.3 scores higher on coding benchmarks: 59.5 versus 50.0 in the Noometry coding category.

### Which has the bigger context window?

Gemini 3.6 Flash does, with 1.05M tokens against 1M.

### How many benchmarks do Gemini 3.6 Flash and GLM-5.3 share?

38 benchmarks have published results for both models. Gemini 3.6 Flash has 46 scored results on Noometry and GLM-5.3 has 42.