# GLM-5.2 vs Beam

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

- Canonical page: https://benchlm.ai/compare/glm-5-2-vs-reflection-beam
- Last updated: October 5, 2026

- Shared sourced benchmarks: 7
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick GLM-5.2 if you want the stronger benchmark profile. Beam 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 61.47 to 0.
- The biggest single benchmark swing is HLE w/o tools in Knowledge, with scores of 40.5% and 36.2%.
- Beam is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GLM-5.2 also has the larger context window at 1M.

## Model Snapshot

| Property | GLM-5.2 | Beam |
|----------|----------|----------|
| Creator | Z.AI | Reflection AI |
| Type | Open Weight | Pending |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | null |
| Overall Score | 61.47 | null |
| Benchmarks Covered | 26 | 16 |
| Pricing (input/output) | $1.40 / $4.40 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Not comparable
- GLM-5.2 public-lane score: 56.1 (Supported · #32/119)
- Beam public-lane score: Coming soon

| Benchmark | GLM-5.2 | Beam | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 3.0 | 4.6% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 81.0% | 80.1% | GLM-5.2 |
| MCP Atlas | 76.8% | 78.7% | Beam |
| Toolathlon | 48.2% | Coming soon | Coming soon |
| ResearchClawBench | 20.7% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 67.8% | Coming soon | Coming soon |
| BrowseComp | Coming soon | 77.4% | Coming soon |
| DeepSearchQA | Coming soon | 80.1% | Coming soon |

### Coding

- Winner: Not comparable
- GLM-5.2 public-lane score: 55.2 (Supported · #29/144)
- Beam public-lane score: Coming soon

| Benchmark | GLM-5.2 | Beam | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Pro | 62.1% | 65.5% | Beam |
| NL2Repo | 48.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 81.0% | 80.1% | GLM-5.2 |
| ProgramBench | 63.7% | Coming soon | Coming soon |
| CursorBench 3.2 | 55.0% | Coming soon | Coming soon |
| OpenHarmony Bench | 58.4% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 69.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 82.8% | Coming soon | Coming soon |
| PostTrainBench v1.1 | 31.7% | Coming soon | Coming soon |
| DeepSWE | Coming soon | 44.4% | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 34.6% | Coming soon |
| SWE Multilingual | Coming soon | 78% | Coming soon |
| SWE-bench Verified | Coming soon | 80.9% | Coming soon |
| SciCode | Coming soon | 49.7% | Coming soon |

### Reasoning

- Winner: Not comparable
- GLM-5.2 public-lane score: 76.1 (Unranked · 2 rankable rows)
- Beam public-lane score: Coming soon

| Benchmark | GLM-5.2 | Beam | Winner |
|-----------|-----------|-----------|--------|
| CritPt | 20.9% | Coming soon | Coming soon |
| LongBench v2 | Coming soon | 65.5% | Coming soon |

### Knowledge

- Winner: Not comparable
- GLM-5.2 public-lane score: 57 (Supported · #48/171)
- Beam public-lane score: Coming soon

| Benchmark | GLM-5.2 | Beam | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 91.2% | Coming soon | Coming soon |
| GPQA-D | 91.2% | 90.5% | GLM-5.2 |
| HLE | 54.7% | Coming soon | Coming soon |
| HLE w/o tools | 40.5% | 36.2% | GLM-5.2 |
| GPQA Diamond (Vals) | 85.6% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.7% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- GLM-5.2 public-lane score: 88.5 (#22/125)
- Beam public-lane score: Coming soon

| Benchmark | GLM-5.2 | Beam | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 79.7% | Coming soon |

### Mathematics

- Winner: Not comparable
- GLM-5.2 public-lane score: 80.7 (Unranked · 4 rankable rows)
- Beam public-lane score: Coming soon

| Benchmark | GLM-5.2 | Beam | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 99.2% | 97.8% | GLM-5.2 |
| HMMT Nov 2025 | 94.4% | Coming soon | Coming soon |
| HMMT Feb 2026 | 92.5% | Coming soon | Coming soon |
| MMAnswerBench | 91.0% | Coming soon | Coming soon |

## FAQ

### Which is better overall, GLM-5.2 or Beam?

GLM-5.2 is ahead overall on BenchLM right now.

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

GLM-5.2 currently has 26 sourced benchmark scores on BenchLM.

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

Beam currently has 16 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GLM-5.2 vs GLM-5.3](/compare/glm-5-2-vs-glm-5-3)
- [Beam vs GLM-5.3](/compare/glm-5-3-vs-reflection-beam)
- [GLM-5.2 vs GLM-5.3-Flash](/compare/glm-5-2-vs-glm-5-3-flash)
- [Beam vs GLM-5.3-Flash](/compare/glm-5-3-flash-vs-reflection-beam)

## Explore More

- [GLM-5.2 profile](/models/glm-5-2)
- [Beam profile](/models/reflection-beam)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)