# Claude Opus 4.7 (Adaptive) vs Claude Opus 5.5

> Side-by-side benchmark comparison for Claude Opus 4.7 (Adaptive) and Claude Opus 5.5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-opus-4-7-adaptive-vs-claude-opus-5-5
- Last updated: September 22, 2026

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

## Quick Verdict

Pick Claude Opus 5.5 if you want the stronger benchmark profile. Claude Opus 4.7 (Adaptive) only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude Opus 5.5 leads overall 81.03 to 69.63.
- The clearest category separation is in multimodal & grounded, where the averages are 50.1 for Claude Opus 4.7 (Adaptive) and 88.8 for Claude Opus 5.5.
- The biggest single benchmark swing is OSWorld 2.0 in Agentic, with scores of 18.2% and 48.7%.
- Claude Opus 5.5 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 |
|----------|----------|----------|
| Creator | Anthropic | Anthropic |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 69.63 | 81.03 |
| Benchmarks Covered | 21 | 47 |
| Pricing (input/output) | $5.00 / $25.00 | $4.00 / $20.00 |

## Category Breakdown

### Agentic

- Winner: Claude Opus 5.5
- Claude Opus 4.7 (Adaptive) public-lane score: 60.1 (Supported · #23/157)
- Claude Opus 5.5 public-lane score: 82.9 (Supported · #1/157)

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 69.4% | Coming soon | Coming soon |
| BrowseComp | 79.3% | Coming soon | Coming soon |
| MCP Atlas | 77.3% | Coming soon | Coming soon |
| OSWorld-Verified | 78% | Coming soon | Coming soon |
| CyberGym | 73.1% | Coming soon | Coming soon |
| OSWorld 2.0 | 18.2% | 48.7% | Claude Opus 5.5 |
| JobBench | 45.9% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | Coming soon | 66.40% | Coming soon |
| Terminal-Bench-Science 0.1 | Coming soon | 58.7% | Coming soon |
| AutomationBench | Coming soon | 40.0% | Coming soon |
| HLE w/ tools | Coming soon | 67.7% | Coming soon |
| LAB all-pass (Harvey held-out) | Coming soon | 8.3% | Coming soon |
| LAB criterion-pass (Harvey held-out) | Coming soon | 91.2% | Coming soon |
| Toolathlon-Verified | Coming soon | 77.8% | Coming soon |
| Toolathlon Verified Pass@3 | Coming soon | 82.4% | Coming soon |
| Toolathlon Verified Pass³ | Coming soon | 72.2% | Coming soon |
| Toolathlon Verified avg. turns | Coming soon | 26.9 turns | Coming soon |

### Coding

- Winner: Coming soon
- Claude Opus 4.7 (Adaptive) public-lane score: 58.5 (Estimated · #29/159)
- Claude Opus 5.5 public-lane score: 80.1 (Supported · #2/159)

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 87.6% | Coming soon | Coming soon |
| SWE-bench Pro | 64.3% | 89.9% | Claude Opus 5.5 |
| Terminal-Bench 2.0 | 69.4% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | Coming soon | 54.4% | Coming soon |
| cursorBench40 | Coming soon | 57.8% | Coming soon |
| SWE Multilingual | Coming soon | 93.9% | Coming soon |
| SWE Multimodal | Coming soon | 61.4% | Coming soon |
| DeepSWE | Coming soon | 74.2% | Coming soon |
| FrontierCode 1.1 Extended | Coming soon | 63.6% | Coming soon |
| FrontierSWE v2 | Coming soon | 62.3% | Coming soon |
| ProgramBench | Coming soon | 91.2% | Coming soon |

### Reasoning

- Winner: Coming soon
- Claude Opus 4.7 (Adaptive) public-lane score: 49.7 (Unranked · 3 rankable rows)
- Claude Opus 5.5 public-lane score: 78.5 (#4/17)

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| MRCR v2 128K-256K | 59.2% | Coming soon | Coming soon |
| ARC-AGI-2 | 75.8% | Coming soon | Coming soon |
| ARC-AGI-3 | 0.2% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Claude Opus 4.7 (Adaptive) public-lane score: 50.1 (#38/50)
- Claude Opus 5.5 public-lane score: 88.8 (#3/50)

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| OfficeQA Pro | 43.6% | 67.7% | Claude Opus 5.5 |
| CharXiv | 91% | Coming soon | Coming soon |
| CharXiv w/o tools | 82.1% | Coming soon | Coming soon |
| Chartography (tools) | Coming soon | 89.0% | Coming soon |
| Chartography (no tools) | Coming soon | 64.4% | Coming soon |
| BenchCAD Vision2Code (no tools) | Coming soon | 0.730 | Coming soon |
| BenchCAD Vision2Code (tools) | Coming soon | 0.962 | Coming soon |
| Biomedical image analysis | Coming soon | 71.4% | Coming soon |
| OfficeQA | Coming soon | 78.9% | Coming soon |

### Knowledge

- Winner: Coming soon
- Claude Opus 4.7 (Adaptive) public-lane score: 61.4 (Estimated · #37/189)
- Claude Opus 5.5 public-lane score: 81.8 (Estimated · #4/189)

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 94.2% | Coming soon | Coming soon |
| GPQA-D | 94.2% | Coming soon | Coming soon |
| HLE | 54.7% | Coming soon | Coming soon |
| HLE w/o tools | 46.9% | 64.4% | Claude Opus 5.5 |
| HealthBench (raw) | Coming soon | 68.1% | Coming soon |
| HealthBench (length-adjusted) | Coming soon | 60.6% | Coming soon |
| HealthBench Professional | Coming soon | 65.6% | Coming soon |
| HealthBench Professional (raw) | Coming soon | 77.1% | Coming soon |
| BioMysteryBench (human-solvable) | Coming soon | 89.3% | Coming soon |
| BioMysteryBench (human-difficult) | Coming soon | 50.0% | Coming soon |
| SpatialBench Verified | Coming soon | 72.0% | Coming soon |
| SingleCellBench | Coming soon | 61.2% | Coming soon |
| Morphology-to-molecule matching | Coming soon | 34.0% | Coming soon |
| Medicinal chemistry | Coming soon | 63.5% | Coming soon |
| Protein Design | Coming soon | 60.2% | Coming soon |
| Protein Design library ranking | Coming soon | 56.0% | Coming soon |
| De novo protein-binder design | Coming soon | 82.6% | Coming soon |
| Protocols (troubleshooting) | Coming soon | 73.7% | Coming soon |
| Protocols (understanding) | Coming soon | 69.0% | Coming soon |

### Multilingual

- Winner: Coming soon
- Claude Opus 4.7 (Adaptive) public-lane score: Coming soon
- Claude Opus 5.5 public-lane score: Coming soon

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| GMMLU | Coming soon | 94.3% | Coming soon |
| MILU | Coming soon | 93.1% | Coming soon |

### Mathematics

- Winner: Coming soon
- Claude Opus 4.7 (Adaptive) public-lane score: Coming soon
- Claude Opus 5.5 public-lane score: Coming soon

| Benchmark | Claude Opus 4.7 (Adaptive) | Claude Opus 5.5 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath (legacy) | 43.8% | Coming soon | Coming soon |
| ArXivMath Aug. 2026 (no tools) | Coming soon | 91.2% | Coming soon |
| ArXivMath Aug. 2026 (tools) | Coming soon | 96.9% | Coming soon |

## FAQ

### Which is better overall, Claude Opus 4.7 (Adaptive) or Claude Opus 5.5?

Claude Opus 5.5 is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Opus 4.7 (Adaptive) and Claude Opus 5.5?

The widest category gap is in multimodal & grounded, where the averages are 50.1 for Claude Opus 4.7 (Adaptive) and 88.8 for Claude Opus 5.5.

### How many benchmarks does Claude Opus 4.7 (Adaptive) cover on BenchLM?

Claude Opus 4.7 (Adaptive) currently has 21 sourced benchmark scores on BenchLM.

### How many benchmarks does Claude Opus 5.5 cover on BenchLM?

Claude Opus 5.5 currently has 47 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Opus 4.7 (Adaptive) vs Claude Opus 4.7](/compare/claude-opus-4-7-vs-claude-opus-4-7-adaptive)
- [Claude Opus 5.5 vs Claude Opus 4.7](/compare/claude-opus-4-7-vs-claude-opus-5-5)
- [Claude Opus 4.7 (Adaptive) vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-opus-4-7-adaptive)
- [Claude Opus 5.5 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-opus-5-5)

## Explore More

- [Claude Opus 4.7 (Adaptive) profile](/models/claude-opus-4-7-adaptive)
- [Claude Opus 5.5 profile](/models/claude-opus-5-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)