# Claude Haiku 4.5 vs GLM-5.3

> Side-by-side benchmark comparison for Claude Haiku 4.5 and GLM-5.3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-haiku-4-5-vs-glm-5-3
- Last updated: September 28, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick GLM-5.3 if you want the stronger benchmark profile. Claude Haiku 4.5 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- GLM-5.3 leads overall 65.44 to 42.48.
- The clearest category separation is in agentic, where the averages are 21.9 for Claude Haiku 4.5 and 67.4 for GLM-5.3.
- The biggest single benchmark swing is LiveCodeBench (Vals) in Coding, with scores of 41.2% and 80.5%.
- GLM-5.3 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GLM-5.3 also has the larger context window at 1M.

## Model Snapshot

| Property | Claude Haiku 4.5 | GLM-5.3 |
|----------|----------|----------|
| Creator | Anthropic | Z.AI |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 200K | 1M |
| Overall Score | 42.48 | 65.44 |
| Benchmarks Covered | 10 | 24 |
| Pricing (input/output) | $1.00 / $5.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: GLM-5.3
- Claude Haiku 4.5 public-lane score: 21.9 (Supported · #96/117)
- GLM-5.3 public-lane score: 67.4 (Supported · #9/117)

| Benchmark | Claude Haiku 4.5 | GLM-5.3 | Winner |
|-----------|-----------|-----------|--------|
| JobBench | 16.0% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 43.8% | 71.5% | GLM-5.3 |
| Terminal-Bench 2.1 | Coming soon | 88.2% | Coming soon |
| terminalBench3 | Coming soon | 28.3% | Coming soon |
| CyberGym | Coming soon | 84.5% | Coming soon |
| ExploitGym | Coming soon | 15.0% | Coming soon |
| Toolathlon-Verified | Coming soon | 73.0% | Coming soon |
| AutomationBench | Coming soon | 48.2% | Coming soon |
| Agents' Last Exam | Coming soon | 28.5% | Coming soon |
| HLE w/ tools | Coming soon | 62.5% | Coming soon |

### Coding

- Winner: GLM-5.3
- Claude Haiku 4.5 public-lane score: 19.6 (Supported · #125/142)
- GLM-5.3 public-lane score: 56.8 (Supported · #24/142)

| Benchmark | Claude Haiku 4.5 | GLM-5.3 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 73.3% | Coming soon | Coming soon |
| VulcanBench v3 | 76.2% | 78.3% | GLM-5.3 |
| LiveCodeBench (Vals) | 41.2% | 80.5% | GLM-5.3 |
| SWE-bench (Vals) | 66.6% | 95.4% | GLM-5.3 |
| Terminal-Bench 2.1 | Coming soon | 88.2% | Coming soon |
| terminalBench3 | Coming soon | 28.3% | Coming soon |
| DeepSWE | Coming soon | 66.9% | Coming soon |
| NL2Repo | Coming soon | 58% | Coming soon |
| ProgramBench | Coming soon | 19.0% | Coming soon |
| FrontierSWE | Coming soon | 78.1% | Coming soon |
| sweMarathon | Coming soon | 42.5% | Coming soon |
| PostTrain Bench | Coming soon | 39.8% | Coming soon |
| OpenHarmony Bench | Coming soon | 60.8% | Coming soon |
| FrontierSWE v2 | Coming soon | 30.2% | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Haiku 4.5 public-lane score: Coming soon
- GLM-5.3 public-lane score: 77.1 (#11/27)

### Knowledge

- Winner: Directional only
- Claude Haiku 4.5 public-lane score: 34.7 (Estimated · #118/168)
- GLM-5.3 public-lane score: 61.9 (Supported · #35/168)

| Benchmark | Claude Haiku 4.5 | GLM-5.3 | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | 72.2% | 88.1% | GLM-5.3 |
| MMLU-Pro (Vals) | 78.7% | 86.8% | GLM-5.3 |

### Mathematics

- Winner: Not comparable
- Claude Haiku 4.5 public-lane score: 28.8 (Unranked · 2 rankable rows)
- GLM-5.3 public-lane score: Coming soon

| Benchmark | Claude Haiku 4.5 | GLM-5.3 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 5.903% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 2.083% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Claude Haiku 4.5 or GLM-5.3?

GLM-5.3 is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Haiku 4.5 and GLM-5.3?

The widest category gap is in agentic, where the averages are 21.9 for Claude Haiku 4.5 and 67.4 for GLM-5.3.

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

Claude Haiku 4.5 currently has 10 sourced benchmark scores on BenchLM.

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

GLM-5.3 currently has 24 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Haiku 4.5 vs Claude Haiku 4.5 Thinking](/compare/claude-haiku-4-5-vs-claude-haiku-4-5-thinking)
- [GLM-5.3 vs Claude Haiku 4.5 Thinking](/compare/claude-haiku-4-5-thinking-vs-glm-5-3)
- [Claude Haiku 4.5 vs GLM-5.2](/compare/claude-haiku-4-5-vs-glm-5-2)
- [GLM-5.3 vs GLM-5.2](/compare/glm-5-2-vs-glm-5-3)

## Explore More

- [Claude Haiku 4.5 profile](/models/claude-haiku-4-5)
- [GLM-5.3 profile](/models/glm-5-3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)