# Claude Opus 4.6 vs Claude Opus 5

> Side-by-side benchmark comparison for Claude Opus 4.6 and Claude Opus 5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

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

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

## Quick Verdict

Pick Claude Opus 5 if you want the stronger benchmark profile. Claude Opus 4.6 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude Opus 5 leads overall 80.66 to 69.84.
- The clearest category separation is in multimodal & grounded, where the averages are 59.5 for Claude Opus 4.6 and 88.7 for Claude Opus 5.
- The biggest single benchmark swing is FrontierCode 1.1 Main in Coding, with scores of 26.9% and 53.4%.
- Claude Opus 4.6 also has the larger context window at 1M.

## Model Snapshot

| Property | Claude Opus 4.6 | Claude Opus 5 |
|----------|----------|----------|
| Creator | Anthropic | Anthropic |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 1M | null |
| Overall Score | 69.84 | 80.66 |
| Benchmarks Covered | 33 | 73 |
| Pricing (input/output) | $5.00 / $25.00 | $5.00 / $25.00 |

## Category Breakdown

### Agentic

- Winner: Claude Opus 5
- Claude Opus 4.6 public-lane score: 54.6 (Supported · #39/151)
- Claude Opus 5 public-lane score: 77.4 (Supported · #2/151)

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 65.4% | Coming soon | Coming soon |
| BrowseComp | 83.7% | 90.8% | Claude Opus 5 |
| OSWorld-Verified | 72.7% | Coming soon | Coming soon |
| Claw-Eval | 70.4% | Coming soon | Coming soon |
| DeepSearchQA | 73.7% | 95.0% | Claude Opus 5 |
| CyberGym | 66.6% | Coming soon | Coming soon |
| Gert Labs | 61.85% | Coming soon | Coming soon |
| ResearchClawBench | 19.9% | Coming soon | Coming soon |
| JobBench | 36.7% | Coming soon | Coming soon |
| Terminal-Bench 3.0 | Coming soon | 42.7% | Coming soon |
| HLE w/ tools | Coming soon | 64.7% | Coming soon |
| DRACO | Coming soon | 88.6% | Coming soon |
| BrowseComp (10-agent, prerelease) | Coming soon | 93.6% | Coming soon |
| OSWorld 2.0 | Coming soon | 70.6% | Coming soon |
| MCP Atlas | Coming soon | 85.8% | Coming soon |
| MCP-Atlas claim coverage | Coming soon | 89.1% | Coming soon |
| LAB all-pass (Anthropic harness) | Coming soon | 23.58% | Coming soon |
| LAB criterion-pass (Anthropic harness) | Coming soon | 93.74% | Coming soon |
| LAB all-pass (Harvey held-out) | Coming soon | 11.7% | Coming soon |
| LAB criterion-pass (Harvey held-out) | Coming soon | 94.1% | Coming soon |
| Toolathlon-Verified | Coming soon | 80.6% | Coming soon |
| Toolathlon Verified Pass@3 | Coming soon | 87.0% | Coming soon |
| Toolathlon Verified Pass³ | Coming soon | 73.1% | Coming soon |
| Toolathlon Verified avg. turns | Coming soon | 23.5 turns | Coming soon |
| AutomationBench | Coming soon | 26.0% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 84.6% | Coming soon |

### Coding

- Winner: Claude Opus 5
- Claude Opus 4.6 public-lane score: 56.5 (Supported · #40/183)
- Claude Opus 5 public-lane score: 75.6 (Supported · #3/183)

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 80.8% | 96% | Claude Opus 5 |
| SWE-bench Verified* | 75.6% | Coming soon | Coming soon |
| LiveCodeBench Pro | 70.7% | Coming soon | Coming soon |
| SWE-bench Pro | 53.4% | 79.2% | Claude Opus 5 |
| SWE-Rebench | 65.3% | Coming soon | Coming soon |
| React Native Evals | 84.1% | Coming soon | Coming soon |
| Vibe Code Bench | 57.57% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | 26.9% | 53.4% | Claude Opus 5 |
| Bug Hunt Bench | Coming soon | 27 fixes | Coming soon |
| SWE Multilingual | Coming soon | 89.5% | Coming soon |
| SWE Multimodal | Coming soon | 59.4% | Coming soon |
| deepSwe | Coming soon | 68.8% | Coming soon |
| FrontierCode 1.1 Extended | Coming soon | 63.6% | Coming soon |
| FrontierSWE v2 | Coming soon | 52.0% | Coming soon |
| ProgramBench (episode 1) | Coming soon | 83.0% | Coming soon |
| ProgramBench | Coming soon | 93.0% | Coming soon |
| cursorBench32 | Coming soon | 70.0% | Coming soon |
| VulcanBench v3 | Coming soon | 87.0% | Coming soon |
| VulcanBench CII v1 | Coming soon | 96.4% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 89.0% | Coming soon |
| SWE-bench (Vals) | Coming soon | 97.0% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Claude Opus 4.6 public-lane score: 59.5 (#28/48)
- Claude Opus 5 public-lane score: 88.7 (#2/48)

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 77.3% | Coming soon | Coming soon |
| ERQA | 51.6% | Coming soon | Coming soon |
| ScreenSpot Pro | 83.1% | Coming soon | Coming soon |
| MedXpertQA (MM) | 64.8% | Coming soon | Coming soon |
| Chartography (no tools) | Coming soon | 29.6% | Coming soon |
| Chartography (tools) | Coming soon | 83.0% | Coming soon |
| BenchCAD Vision2Code (no tools) | Coming soon | 0.366 | Coming soon |
| BenchCAD Vision2Code (tools) | Coming soon | 0.821 | Coming soon |
| GDP.pdf (no tools) | Coming soon | 83.4% | Coming soon |
| GDP.pdf (tools) | Coming soon | 85.5% | Coming soon |
| OfficeQA | Coming soon | 78.1% | Coming soon |
| OfficeQA Pro | Coming soon | 66.9% | Coming soon |

### Reasoning

- Winner: Coming soon
- Claude Opus 4.6 public-lane score: 65.8 (Unranked · 2 rankable rows)
- Claude Opus 5 public-lane score: 75.6 (#13/22)

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | Coming soon | 97.50% | Coming soon |
| ARC-AGI-2 | Coming soon | 90.4% | Coming soon |
| ARC-AGI-3 | Coming soon | 30.2% | Coming soon |

### Knowledge

- Winner: Coming soon
- Claude Opus 4.6 public-lane score: 61.8 (Estimated · #33/181)
- Claude Opus 5 public-lane score: 82.1 (Supported · #3/181)

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 91.3% | Coming soon | Coming soon |
| GPQA-D | 89.2% | Coming soon | Coming soon |
| SuperGPQA | 95% | Coming soon | Coming soon |
| MMLU-Pro | 82% | Coming soon | Coming soon |
| MMLU-Pro (Arcee) | 89.1% | Coming soon | Coming soon |
| HLE | 53% | 64.7% | Claude Opus 5 |
| HLE w/o tools | 40% | 56.3% | Claude Opus 5 |
| HealthBench Hard | 14.8% | Coming soon | Coming soon |
| MedXpertQA (Text) | 52.1% | Coming soon | Coming soon |
| HLE-Verified | Coming soon | 54.4% | Coming soon |
| LABBench2 | Coming soon | 84.2% | Coming soon |
| HealthBench (raw) | Coming soon | 67.1% | Coming soon |
| HealthBench (length-adjusted) | Coming soon | 57.8% | Coming soon |
| HealthBench Professional | Coming soon | 59.8% | Coming soon |
| HealthBench Professional (raw) | Coming soon | 73.4% | Coming soon |
| BioMysteryBench (human-solvable) | Coming soon | 90.1% | Coming soon |
| BioMysteryBench (human-difficult) | Coming soon | 49.4% | Coming soon |
| SpatialBench Verified | Coming soon | 72.5% | Coming soon |
| SingleCellBench | Coming soon | 60.6% | Coming soon |
| ProteinGym Hard | Coming soon | 47.7% | Coming soon |
| Protein Design | Coming soon | 42.5% | Coming soon |
| Organic chemistry V2 | Coming soon | 61.6% | Coming soon |
| Protocols (troubleshooting) | Coming soon | 61.1% | Coming soon |
| Protocols (understanding) | Coming soon | 78.4% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 93.4% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 91.6% | Coming soon |

### Instruction Following

- Winner: Coming soon
- Claude Opus 4.6 public-lane score: 52.3 (#76/120)
- Claude Opus 5 public-lane score: Coming soon

### Multilingual

- Winner: Coming soon
- Claude Opus 4.6 public-lane score: Coming soon
- Claude Opus 5 public-lane score: Coming soon

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| GMMLU | Coming soon | 92.5% | Coming soon |
| MILU | Coming soon | 92.1% | Coming soon |
| INCLUDE | Coming soon | 89.8% | Coming soon |

### Mathematics

- Winner: Coming soon
- Claude Opus 4.6 public-lane score: 58.6 (Unranked · 3 rankable rows)
- Claude Opus 5 public-lane score: Coming soon

| Benchmark | Claude Opus 4.6 | Claude Opus 5 | Winner |
|-----------|-----------|-----------|--------|
| AIME25 (Arcee) | 99.8% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 40.700% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 22.900% | Coming soon | Coming soon |
| IMO 2026 | Coming soon | 42/42 | Coming soon |
| RiemannBench (no tools) | Coming soon | 60.0% | Coming soon |
| RiemannBench (tools) | Coming soon | 79.0% | Coming soon |
| ArXivMath Jun. 2026 (no tools) | Coming soon | 90.8% | Coming soon |
| ArXivMath Jun. 2026 (tools) | Coming soon | 91.3% | Coming soon |

## FAQ

### Which is better overall, Claude Opus 4.6 or Claude Opus 5?

Claude Opus 5 is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Opus 4.6 and Claude Opus 5?

The widest category gap is in multimodal & grounded, where the averages are 59.5 for Claude Opus 4.6 and 88.7 for Claude Opus 5.

### How many benchmarks does Claude Opus 4.6 cover on BenchLM?

Claude Opus 4.6 currently has 33 sourced benchmark scores on BenchLM.

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

Claude Opus 5 currently has 73 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Opus 4.6 vs Claude Opus 4.6 (Adaptive)](/compare/claude-opus-4-6-vs-claude-opus-4-6-thinking)
- [Claude Opus 5 vs Claude Opus 4.6 (Adaptive)](/compare/claude-opus-4-6-thinking-vs-claude-opus-5)
- [Claude Opus 4.6 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-opus-4-6)
- [Claude Opus 5 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-opus-5)

## Explore More

- [Claude Opus 4.6 profile](/models/claude-opus-4-6)
- [Claude Opus 5 profile](/models/claude-opus-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)