# Claude 3.5 Sonnet vs GLM-4.6

> Side-by-side benchmark comparison for Claude 3.5 Sonnet and GLM-4.6 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-3-5-sonnet-vs-glm-4-6
- Last updated: September 4, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude 3.5 Sonnet and GLM-4.6 share only 2 sourced benchmark rows.

## Summary

- Only 2 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.

## Model Snapshot

| Property | Claude 3.5 Sonnet | GLM-4.6 |
|----------|----------|----------|
| Creator | Anthropic | Z.AI |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 200K | 200K |
| Independent public score (not head-to-head) | 31.93 | 53.94 |
| Benchmarks Covered | 4 | 3 |
| Pricing (input/output) | $3.00 / $15.00 | N/A |

## Category Breakdown

### Coding

- Winner: Insufficient shared evidence
- Claude 3.5 Sonnet public-lane score: Coming soon
- GLM-4.6 public-lane score: 48.8 (Estimated · #84/183)

| Benchmark | Claude 3.5 Sonnet | GLM-4.6 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 49% | Coming soon | Coming soon |
| Vibe Code Bench | Coming soon | 3.09% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Claude 3.5 Sonnet public-lane score: Coming soon
- GLM-4.6 public-lane score: 41.4 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Insufficient shared evidence
- Claude 3.5 Sonnet public-lane score: Coming soon
- GLM-4.6 public-lane score: 45.3 (Estimated · #115/181)

| Benchmark | Claude 3.5 Sonnet | GLM-4.6 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 59.4% | Coming soon | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Claude 3.5 Sonnet public-lane score: Coming soon
- GLM-4.6 public-lane score: 42.1 (#98/120)

### Mathematics

- Winner: Insufficient shared evidence
- Claude 3.5 Sonnet public-lane score: 25.7 (Unranked · 2 rankable rows)
- GLM-4.6 public-lane score: 27.5 (Unranked · 2 rankable rows)

| Benchmark | Claude 3.5 Sonnet | GLM-4.6 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 2.069% | 3.819% | GLM-4.6 |
| FrontierMath v2 (Tier 4) | 0.000% | 2.128% | GLM-4.6 |

## FAQ

### Is there enough evidence to pick between Claude 3.5 Sonnet and GLM-4.6?

Not yet. The models share only 2 sourced benchmark rows, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Claude 3.5 Sonnet vs Claude Fable 5.1](/compare/claude-3-5-sonnet-vs-claude-fable-5-1)
- [GLM-4.6 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-glm-4-6)
- [Claude 3.5 Sonnet vs GPT-6 Astra](/compare/claude-3-5-sonnet-vs-gpt-6-astra)
- [GLM-4.6 vs GPT-6 Astra](/compare/glm-4-6-vs-gpt-6-astra)

## Explore More

- [Claude 3.5 Sonnet profile](/models/claude-3-5-sonnet)
- [GLM-4.6 profile](/models/glm-4-6)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)
