# Claude Sonnet 5 vs SWE-1.7

> Side-by-side benchmark comparison for Claude Sonnet 5 and SWE-1.7 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-sonnet-5-vs-swe-1-7
- Last updated: October 6, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Claude Sonnet 5 if you want the stronger benchmark profile. SWE-1.7 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude Sonnet 5 leads overall 65.95 to 60.
- The biggest single benchmark swing is Terminal-Bench 2.1 in Agentic, with scores of 80.4% and 81.5%.
- Claude Sonnet 5 also has the larger context window at 1M.

## Model Snapshot

| Property | Claude Sonnet 5 | SWE-1.7 |
|----------|----------|----------|
| Creator | Anthropic | Cognition |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 256K |
| Overall Score | 65.95 | null |
| Benchmarks Covered | 26 | 4 |
| Pricing (input/output) | $2.00 / $10.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Claude Sonnet 5 public-lane score: 64.7 (Supported · #16/120)
- SWE-1.7 public-lane score: Coming soon

| Benchmark | Claude Sonnet 5 | SWE-1.7 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 3.0 | 14.6% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 80.4% | 81.5% | SWE-1.7 |
| BrowseComp | 84.7% | Coming soon | Coming soon |
| HLE w/ tools | 57.4% | Coming soon | Coming soon |
| OSWorld-Verified | 81.2% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 74.5% | Coming soon | Coming soon |
| ApprenticeBench | 16% | Coming soon | Coming soon |

### Coding

- Winner: Not comparable
- Claude Sonnet 5 public-lane score: 58.9 (Supported · #22/144)
- SWE-1.7 public-lane score: Coming soon

| Benchmark | Claude Sonnet 5 | SWE-1.7 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 85.2% | Coming soon | Coming soon |
| SWE-bench Pro | 63.2% | Coming soon | Coming soon |
| SWE Multilingual | 78.3% | 77.8% | Claude Sonnet 5 |
| SWE Multimodal | 28.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 80.4% | 81.5% | SWE-1.7 |
| FrontierCode 1.1 Main | 42.7% | 42.3% | Claude Sonnet 5 |
| CursorBench 3.2 | 61.5% | Coming soon | Coming soon |
| VulcanBench CII v1 | 89.2% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 82.4% | Coming soon | Coming soon |
| SWE-bench (Vals) | 79.6% | Coming soon | Coming soon |
| CursorBench 4.0 | 34.1% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Sonnet 5 public-lane score: 78.7 (Unranked · 2 rankable rows)
- SWE-1.7 public-lane score: Coming soon

### Multimodal & Grounded

- Winner: Not comparable
- Claude Sonnet 5 public-lane score: 78.4 (#15/49)
- SWE-1.7 public-lane score: Coming soon

| Benchmark | Claude Sonnet 5 | SWE-1.7 | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 88.3% | Coming soon | Coming soon |
| CharXiv w/o tools | 77% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Claude Sonnet 5 public-lane score: 64.1 (Supported · #29/173)
- SWE-1.7 public-lane score: Coming soon

| Benchmark | Claude Sonnet 5 | SWE-1.7 | Winner |
|-----------|-----------|-----------|--------|
| HLE | 57.4% | Coming soon | Coming soon |
| HLE w/o tools | 43.2% | Coming soon | Coming soon |
| HLE-Verified | 31.0% | Coming soon | Coming soon |
| LABBench2 | 80.1% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 88.9% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 87.5% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Claude Sonnet 5 or SWE-1.7?

Claude Sonnet 5 is ahead overall on BenchLM right now.

### How many benchmarks does Claude Sonnet 5 cover on BenchLM?

Claude Sonnet 5 currently has 26 sourced benchmark scores on BenchLM.

### How many benchmarks does SWE-1.7 cover on BenchLM?

SWE-1.7 currently has 4 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Sonnet 5 vs SWE-2](/compare/claude-sonnet-5-vs-swe-2)
- [SWE-1.7 vs SWE-2](/compare/swe-1-7-vs-swe-2)
- [Claude Sonnet 5 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-claude-sonnet-5)
- [SWE-1.7 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-swe-1-7)

## Explore More

- [Claude Sonnet 5 profile](/models/claude-sonnet-5)
- [SWE-1.7 profile](/models/swe-1-7)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)