# Claude Sonnet 4.5 vs GLM-5

> Side-by-side benchmark comparison for Claude Sonnet 4.5 and GLM-5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-sonnet-4-5-vs-glm-5
- Last updated: October 17, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

GLM-5 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 has the higher overall point estimate 54.84 to 47.96. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in reasoning, where the averages are 22.9 for Claude Sonnet 4.5 and 70.9 for GLM-5.
- The biggest single benchmark swing is Terminal-Bench 2.0 in Agentic, with scores of 50% and 56.2%.
- GLM-5 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Claude Sonnet 4.5 | GLM-5 |
|----------|----------|----------|
| Creator | Anthropic | Z.AI |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 200K | 200K |
| Overall Score | 47.96 | 54.84 |
| Benchmarks Covered | 12 | 38 |
| Pricing (input/output) | $3.00 / $15.00 | $1.00 / $3.20 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Claude Sonnet 4.5 public-lane score: 35.1 (Estimated · #81/128)
- GLM-5 public-lane score: 41.5 (Estimated · #63/128)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 50% | 56.2% | GLM-5 |
| OSWorld-Verified | 61.4% | Coming soon | Coming soon |
| VITA-Bench | 17.0% | Coming soon | Coming soon |
| Gert Labs | 48.51% | 50.99% | GLM-5 |
| JobBench | 27.7% | Coming soon | Coming soon |
| BrowseComp | Coming soon | 62% | Coming soon |
| HLE w/ tools | Coming soon | 50.4% | Coming soon |
| Claw-Eval | Coming soon | 57.7% | Coming soon |
| QwenClawBench | Coming soon | 54.1% | Coming soon |
| τ³-bench results | Coming soon | 65.6% | Coming soon |
| DeepPlanning | Coming soon | 14.6% | Coming soon |
| Toolathlon | Coming soon | 38% | Coming soon |
| MCP Atlas | Coming soon | 31.1% | Coming soon |
| MCP-Tasks | Coming soon | 60.8% | Coming soon |
| WideResearch | Coming soon | 69.8% | Coming soon |
| CyberGym | Coming soon | 43.2% | Coming soon |

### Coding

- Winner: Not comparable
- Claude Sonnet 4.5 public-lane score: Coming soon
- GLM-5 public-lane score: 38 (Estimated · #70/150)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 77.2% | 77.8% | GLM-5 |
| Terminal-Bench 2.0 | 50.0% | 56.2% | GLM-5 |
| SWE-bench Verified* | Coming soon | 72.8% | Coming soon |
| SWE-bench Pro | Coming soon | 55.1% | Coming soon |
| SWE Multilingual | Coming soon | 73.3% | Coming soon |
| NL2Repo | Coming soon | 35.9% | Coming soon |
| SWE-Rebench | Coming soon | 62.8% | Coming soon |
| React Native Evals | Coming soon | 74.8% | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Sonnet 4.5 public-lane score: 22.9 (Unranked · 1 rankable row)
- GLM-5 public-lane score: 70.9 (Unranked · 4 rankable rows)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 13.6% | Coming soon | Coming soon |
| LongBench v2 | Coming soon | 60.8% | Coming soon |
| AI-Needle | Coming soon | 63.3% | Coming soon |

### Knowledge

- Winner: Not comparable
- Claude Sonnet 4.5 public-lane score: Coming soon
- GLM-5 public-lane score: 50.4 (Estimated · #79/184)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 83.4% | 86% | GLM-5 |
| GPQA-D | Coming soon | 86.0% | Coming soon |
| SuperGPQA | Coming soon | 66.8% | Coming soon |
| MMLU-Pro | Coming soon | 85.7% | Coming soon |
| MMLU-Pro (Arcee) | Coming soon | 85.8% | Coming soon |
| HLE | Coming soon | 30.5% | Coming soon |

### Multilingual

- Winner: Not comparable
- Claude Sonnet 4.5 public-lane score: Coming soon
- GLM-5 public-lane score: 89.5 (#6/17)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 83.1% | Coming soon |
| NOVA-63 | Coming soon | 55.1% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Claude Sonnet 4.5 public-lane score: Coming soon
- GLM-5 public-lane score: 88.6 (#35/148)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 92.6% | Coming soon |

### Mathematics

- Winner: Not comparable
- Claude Sonnet 4.5 public-lane score: 36.4 (Unranked · 2 rankable rows)
- GLM-5 public-lane score: 83 (Unranked · 6 rankable rows)

| Benchmark | Claude Sonnet 4.5 | GLM-5 | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 87% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 23.860% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 2.439% | Coming soon | Coming soon |
| AIME26 | Coming soon | 95.8% | Coming soon |
| AIME25 (Arcee) | Coming soon | 93.3% | Coming soon |
| HMMT Feb 2025 | Coming soon | 97.5% | Coming soon |
| HMMT Nov 2025 | Coming soon | 96.9% | Coming soon |
| HMMT Feb 2026 | Coming soon | 86.4% | Coming soon |
| MMAnswerBench | Coming soon | 82.5% | Coming soon |

## FAQ

### Which is better overall, Claude Sonnet 4.5 or GLM-5?

GLM-5 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Claude Sonnet 4.5 and GLM-5?

The widest category gap is in reasoning, where the averages are 22.9 for Claude Sonnet 4.5 and 70.9 for GLM-5.

### How many benchmarks does Claude Sonnet 4.5 cover on BenchLM?

Claude Sonnet 4.5 currently has 12 sourced benchmark scores on BenchLM.

### How many benchmarks does GLM-5 cover on BenchLM?

GLM-5 currently has 38 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Sonnet 4.5 vs Claude Sonnet 4.5 Thinking](/compare/claude-sonnet-4-5-vs-claude-sonnet-4-5-thinking)
- [GLM-5 vs Claude Sonnet 4.5 Thinking](/compare/claude-sonnet-4-5-thinking-vs-glm-5)
- [Claude Sonnet 4.5 vs GLM-5.3](/compare/claude-sonnet-4-5-vs-glm-5-3)
- [GLM-5 vs GLM-5.3](/compare/glm-5-vs-glm-5-3)

## Explore More

- [Claude Sonnet 4.5 profile](/models/claude-sonnet-4-5)
- [GLM-5 profile](/models/glm-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)