# DeepSeek V4 Flash 0731 vs GLM-5.2

> Side-by-side benchmark comparison for DeepSeek V4 Flash 0731 and GLM-5.2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-flash-0731-vs-glm-5-2
- Last updated: September 21, 2026

- Shared sourced benchmarks: 16
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick GLM-5.2 if you want the stronger benchmark profile. DeepSeek V4 Flash 0731 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- GLM-5.2 leads overall 66.8 to 56.
- The clearest category separation is in mathematics, where the averages are 79.9 for DeepSeek V4 Flash 0731 and 80.7 for GLM-5.2.
- The biggest single benchmark swing is Terminal-Bench 2.0 in Agentic, with scores of 56.9% and 81%.
- DeepSeek V4 Flash 0731 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | DeepSeek V4 Flash 0731 | GLM-5.2 |
|----------|----------|----------|
| Creator | DeepSeek | Z.AI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | null | 66.8 |
| Benchmarks Covered | 40 | 25 |
| Pricing (input/output) | $0.14 / $0.28 | $1.40 / $4.40 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- GLM-5.2 public-lane score: 58.8 (Supported · #30/154)

| Benchmark | DeepSeek V4 Flash 0731 | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 56.9% | 81% | GLM-5.2 |
| BrowseComp | 73.2% | Coming soon | Coming soon |
| HLE w/ tools | 45.1% | Coming soon | Coming soon |
| MCP Atlas | 69% | 76.8% | GLM-5.2 |
| Toolathlon | 47.8% | 48.2% | GLM-5.2 |
| Terminal-Bench 2.1 | 82.7% | Coming soon | Coming soon |
| CyberGym | 76.7% | Coming soon | Coming soon |
| Toolathlon-Verified | 70.3% | Coming soon | Coming soon |
| Agents' Last Exam | 25.2% | Coming soon | Coming soon |
| AutomationBench | 25.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 67.0% | 67.8% | GLM-5.2 |
| Terminal-Bench 3.0 | Coming soon | 4.6% | Coming soon |
| ResearchClawBench | Coming soon | 20.7% | Coming soon |

### Coding

- Winner: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- GLM-5.2 public-lane score: 61.6 (Supported · #20/156)

| Benchmark | DeepSeek V4 Flash 0731 | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pass@1-COT | 91.6% | Coming soon | Coming soon |
| Codeforces | 3052.0 | Coming soon | Coming soon |
| SWE-bench Verified | 79% | Coming soon | Coming soon |
| SWE-bench Pro | 52.6% | 62.1% | GLM-5.2 |
| SWE Multilingual | 73.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 56.9% | 81.0% | GLM-5.2 |
| Terminal-Bench 2.1 | 82.7% | Coming soon | Coming soon |
| NL2Repo | 54.2% | 48.9% | DeepSeek V4 Flash 0731 |
| DeepSWE | 54.4% | Coming soon | Coming soon |
| DSBench-FullStack | 68.7% | Coming soon | Coming soon |
| DSBench-Hard | 59.6% | Coming soon | Coming soon |
| VulcanBench v3 | 88.4% | Coming soon | Coming soon |
| OpenHarmony Bench | 53.8% | 58.4% | GLM-5.2 |
| LiveCodeBench (Vals) | 87.3% | 69.5% | DeepSeek V4 Flash 0731 |
| SWE-bench (Vals) | 88.8% | 82.8% | DeepSeek V4 Flash 0731 |
| ProgramBench | Coming soon | 63.7% | Coming soon |
| cursorBench32 | Coming soon | 55.0% | Coming soon |

### Reasoning

- Winner: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- GLM-5.2 public-lane score: 74.8 (Unranked · 2 rankable rows)

| Benchmark | DeepSeek V4 Flash 0731 | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | 78.7% | Coming soon | Coming soon |
| CorpusQA 1M | 60.5% | Coming soon | Coming soon |
| CritPt | Coming soon | 20.9% | Coming soon |

### Knowledge

- Winner: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- GLM-5.2 public-lane score: 60.6 (Supported · #36/186)

| Benchmark | DeepSeek V4 Flash 0731 | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 86.2% | Coming soon | Coming soon |
| SimpleQA | 34.1% | Coming soon | Coming soon |
| Chinese-SimpleQA | 78.9% | Coming soon | Coming soon |
| GPQA | 88.1% | 91.2% | GLM-5.2 |
| GPQA-D | 88.1% | 91.2% | GLM-5.2 |
| HLE | 34.8% | 54.7% | GLM-5.2 |
| GPQA Diamond (Vals) | 89.9% | 85.6% | DeepSeek V4 Flash 0731 |
| MMLU-Pro (Vals) | 86.2% | 86.7% | GLM-5.2 |
| HLE w/o tools | Coming soon | 40.5% | Coming soon |

### Instruction Following

- Winner: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- GLM-5.2 public-lane score: 88.5 (#23/124)

### Mathematics

- Winner: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: 79.9 (Unranked · 4 rankable rows)
- GLM-5.2 public-lane score: 80.7 (Unranked · 4 rankable rows)

| Benchmark | DeepSeek V4 Flash 0731 | GLM-5.2 | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 94.8% | 92.5% | DeepSeek V4 Flash 0731 |
| IMOAnswerBench | 88.4% | Coming soon | Coming soon |
| Apex | 33.0% | Coming soon | Coming soon |
| Apex Shortlist | 85.7% | Coming soon | Coming soon |
| AIME26 | Coming soon | 99.2% | Coming soon |
| HMMT Nov 2025 | Coming soon | 94.4% | Coming soon |
| MMAnswerBench | Coming soon | 91.0% | Coming soon |

## FAQ

### Which is better overall, DeepSeek V4 Flash 0731 or GLM-5.2?

GLM-5.2 is ahead overall on BenchLM right now.

### Where is the biggest gap between DeepSeek V4 Flash 0731 and GLM-5.2?

The widest category gap is in mathematics, where the averages are 79.9 for DeepSeek V4 Flash 0731 and 80.7 for GLM-5.2.

### How many benchmarks does DeepSeek V4 Flash 0731 cover on BenchLM?

DeepSeek V4 Flash 0731 currently has 40 sourced benchmark scores on BenchLM.

### How many benchmarks does GLM-5.2 cover on BenchLM?

GLM-5.2 currently has 25 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V4 Flash 0731 vs GLM-5.3](/compare/deepseek-v4-flash-0731-vs-glm-5-3)
- [GLM-5.2 vs GLM-5.3](/compare/glm-5-2-vs-glm-5-3)
- [DeepSeek V4 Flash 0731 vs GLM-5.3-Flash](/compare/deepseek-v4-flash-0731-vs-glm-5-3-flash)
- [GLM-5.2 vs GLM-5.3-Flash](/compare/glm-5-2-vs-glm-5-3-flash)

## Explore More

- [DeepSeek V4 Flash 0731 profile](/models/deepseek-v4-flash-0731)
- [GLM-5.2 profile](/models/glm-5-2)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)