# Claude Opus 4.6 (Adaptive) vs Gemini 3.1 Pro

> Side-by-side benchmark comparison for Claude Opus 4.6 (Adaptive) and Gemini 3.1 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-opus-4-6-thinking-vs-gemini-3-1-pro
- Last updated: September 10, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude Opus 4.6 (Adaptive) and Gemini 3.1 Pro share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.

## Model Snapshot

| Property | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro |
|----------|----------|----------|
| Creator | Anthropic | Google |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | 61.85 | 69.95 |
| Benchmarks Covered | 1 | 28 |
| Pricing (input/output) | N/A | $2.00 / $12.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Claude Opus 4.6 (Adaptive) public-lane score: 53 (Estimated · #39/152)
- Gemini 3.1 Pro public-lane score: 38.9 (Supported · #121/152)

| Benchmark | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | Coming soon | 57.8% | Coming soon |
| DeepSearchQA | Coming soon | 69.7% | Coming soon |
| τ²-bench results | Coming soon | 95.6% | Coming soon |
| Gert Labs | Coming soon | 56.87% | Coming soon |
| ResearchClawBench | Coming soon | 13.3% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 70.8% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Claude Opus 4.6 (Adaptive) public-lane score: 56.8 (Estimated · #35/151)
- Gemini 3.1 Pro public-lane score: 46.3 (Supported · #82/151)

| Benchmark | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 53.50% | 32.03% | Claude Opus 4.6 (Adaptive) |
| LiveCodeBench Pro | Coming soon | 82.9% | Coming soon |
| React Native Evals | Coming soon | 78.9% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 88.5% | Coming soon |
| SWE-bench (Vals) | Coming soon | 78.8% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Claude Opus 4.6 (Adaptive) public-lane score: Coming soon
- Gemini 3.1 Pro public-lane score: 79.2 (#12/48)

| Benchmark | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | Coming soon | 83.9% | Coming soon |
| CharXiv | Coming soon | 80.2% | Coming soon |
| ERQA | Coming soon | 69.4% | Coming soon |
| SimpleVQA | Coming soon | 72.4% | Coming soon |
| ScreenSpot Pro | Coming soon | 84.4% | Coming soon |
| ZeroBench | Coming soon | 29.0% | Coming soon |
| MedXpertQA (MM) | Coming soon | 81.3% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Claude Opus 4.6 (Adaptive) public-lane score: Coming soon
- Gemini 3.1 Pro public-lane score: 50.6 (Unranked · 2 rankable rows)

| Benchmark | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | Coming soon | 77.1% | Coming soon |
| ARC-AGI-3 | Coming soon | 0.4% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Claude Opus 4.6 (Adaptive) public-lane score: Coming soon
- Gemini 3.1 Pro public-lane score: 66.1 (Supported · #21/183)

| Benchmark | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | Coming soon | 94.3% | Coming soon |
| HLE w/o tools | Coming soon | 45.4% | Coming soon |
| HealthBench Hard | Coming soon | 20.6% | Coming soon |
| MedXpertQA (Text) | Coming soon | 71.5% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 95.5% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 91.0% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Claude Opus 4.6 (Adaptive) public-lane score: Coming soon
- Gemini 3.1 Pro public-lane score: 54.3 (Unranked · 2 rankable rows)

| Benchmark | Claude Opus 4.6 (Adaptive) | Gemini 3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | Coming soon | 36.900% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 16.700% | Coming soon |

## FAQ

### Is there enough evidence to pick between Claude Opus 4.6 (Adaptive) and Gemini 3.1 Pro?

Not yet. The models share only 1 sourced benchmark row, 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 Opus 4.6 (Adaptive) vs Claude Opus 4.6](/compare/claude-opus-4-6-vs-claude-opus-4-6-thinking)
- [Gemini 3.1 Pro vs Claude Opus 4.6](/compare/claude-opus-4-6-vs-gemini-3-1-pro)
- [Claude Opus 4.6 (Adaptive) vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-opus-4-6-thinking)
- [Gemini 3.1 Pro vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-gemini-3-1-pro)

## Explore More

- [Claude Opus 4.6 (Adaptive) profile](/models/claude-opus-4-6-thinking)
- [Gemini 3.1 Pro profile](/models/gemini-3-1-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)