# GLM-5.3-Flash vs Hy4

> Side-by-side benchmark comparison for GLM-5.3-Flash and Hy4 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/glm-5-3-flash-vs-hy4
- Last updated: November 4, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

GLM-5.3-Flash leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- GLM-5.3-Flash has the higher overall point estimate 58.26 to 0. Conditional score ranges do not establish rank confidence.
- The biggest single benchmark swing is Agents' Last Exam in Agentic, with scores of 26.3% and 41.0%.
- GLM-5.3-Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | GLM-5.3-Flash | Hy4 |
|----------|----------|----------|
| Creator | Z.AI | Tencent |
| Type | Open Weight | Pending |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 58.26 | null |
| Benchmarks Covered | 28 | 15 |
| Pricing (input/output) | $0.00 / $0.00 | $0.834 / $2.501 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- GLM-5.3-Flash public-lane score: 58.3 (Supported · #35/135)
- Hy4 public-lane score: Coming soon

| Benchmark | GLM-5.3-Flash | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 84.3% | Coming soon | Coming soon |
| Toolathlon-Verified | 78.4% | Coming soon | Coming soon |
| AutomationBench | 48.8% | 56.2% | Hy4 |
| Agents' Last Exam | 26.3% | 41.0% | Hy4 |
| HLE w/ tools | 55.3% | 59.1% | Hy4 |
| Terminal-Bench 2.1 (Vals) | 62.9% | Coming soon | Coming soon |
| Hermes Index | 35.0% | Coming soon | Coming soon |
| Hermes Bench | 68.9% | Coming soon | Coming soon |
| MazeBench | 0% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | Coming soon | 44.40% | Coming soon |
| Terminal-Bench-Science 0.1 | Coming soon | 19.8% | Coming soon |
| APEX-Agents | Coming soon | 75.2% | Coming soon |
| OSWorld 2.1 | Coming soon | 78.9% | Coming soon |

### Coding

- Winner: Not comparable
- GLM-5.3-Flash public-lane score: 47.3 (Supported · #52/156)
- Hy4 public-lane score: Coming soon

| Benchmark | GLM-5.3-Flash | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 84.3% | Coming soon | Coming soon |
| DeepSWE | 63.4% | 74.9% | Hy4 |
| NL2Repo | 56.3% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 80.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 92.0% | Coming soon | Coming soon |
| OpenHarmony Bench | 57.3% | Coming soon | Coming soon |
| FrontierSWE v2 | 18.1% | Coming soon | Coming soon |
| Bug Hunt Bench | 17.7 fixes | Coming soon | Coming soon |
| sweMarathon | Coming soon | 43.8% | Coming soon |
| ProgramBench | Coming soon | 30.0% | Coming soon |
| FrontierCode 2.0 | Coming soon | 31.0% | Coming soon |
| PostTrainBench v1.2 | Coming soon | 35.2% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- GLM-5.3-Flash public-lane score: 81 (#19/58)
- Hy4 public-lane score: Coming soon

| Benchmark | GLM-5.3-Flash | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench (LlamaIndex) | 80.75% | Coming soon | Coming soon |
| ParseBench | 70.75% | Coming soon | Coming soon |
| OfficeQA Pro | 62.4% | Coming soon | Coming soon |
| CharXiv | 89.4% | Coming soon | Coming soon |
| Chartography (tools) | 78.0% | Coming soon | Coming soon |
| BabyVision | 53.4% | Coming soon | Coming soon |
| MMVU | 80.5% | Coming soon | Coming soon |
| MMMU-Pro | Coming soon | 78.6% | Coming soon |
| ZeroBench w/ Python | Coming soon | 55.4% | Coming soon |

### Knowledge

- Winner: Not comparable
- GLM-5.3-Flash public-lane score: 59.8 (Estimated · #47/179)
- Hy4 public-lane score: Coming soon

| Benchmark | GLM-5.3-Flash | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | 86.4% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.1% | Coming soon | Coming soon |
| HLE | Coming soon | 59.1% | Coming soon |

### Mathematics

- Winner: Not comparable
- GLM-5.3-Flash public-lane score: 60.4 (Unranked · 2 rankable rows)
- Hy4 public-lane score: Coming soon

| Benchmark | GLM-5.3-Flash | Hy4 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 55.789% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 17.073% | Coming soon | Coming soon |

## FAQ

### Which is better overall, GLM-5.3-Flash or Hy4?

GLM-5.3-Flash has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### How many benchmarks does GLM-5.3-Flash cover on BenchLM?

GLM-5.3-Flash currently has 28 sourced benchmark scores on BenchLM.

### How many benchmarks does Hy4 cover on BenchLM?

Hy4 currently has 15 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GLM-5.3-Flash vs GLM-5.3](/compare/glm-5-3-vs-glm-5-3-flash)
- [Hy4 vs GLM-5.3](/compare/glm-5-3-vs-hy4)
- [GLM-5.3-Flash vs GLM-5.2](/compare/glm-5-2-vs-glm-5-3-flash)
- [Hy4 vs GLM-5.2](/compare/glm-5-2-vs-hy4)

## Explore More

- [GLM-5.3-Flash profile](/models/glm-5-3-flash)
- [Hy4 profile](/models/hy4)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)