# Claude Opus 4.5 Thinking vs DeepSeek V4 Pro 0813

> Side-by-side benchmark comparison for Claude Opus 4.5 Thinking and DeepSeek V4 Pro 0813 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-opus-4-5-thinking-vs-deepseek-v4-pro-0813
- Last updated: September 27, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude Opus 4.5 Thinking and DeepSeek V4 Pro 0813 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.
- DeepSeek V4 Pro 0813 has the larger published context window at 1M.

## Model Snapshot

| Property | Claude Opus 4.5 Thinking | DeepSeek V4 Pro 0813 |
|----------|----------|----------|
| Creator | Anthropic | DeepSeek |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 1M |
| Independent public score (not head-to-head) | 55.07 | 63.48 |
| Benchmarks Covered | 1 | 42 |
| Pricing (input/output) | N/A | $1.32 / $3.96 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 55 (Supported · #29/105)

| Benchmark | Claude Opus 4.5 Thinking | DeepSeek V4 Pro 0813 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | Coming soon | 67.9% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 87.9% | Coming soon |
| BrowseComp | Coming soon | 83.4% | Coming soon |
| HLE w/ tools | Coming soon | 60.0% | Coming soon |
| MCP Atlas | Coming soon | 73.6% | Coming soon |
| Toolathlon | Coming soon | 51.8% | Coming soon |
| CyberGym | Coming soon | 83.3% | Coming soon |
| Toolathlon-Verified | Coming soon | 74.1% | Coming soon |
| Agents' Last Exam | Coming soon | 25.7% | Coming soon |
| AutomationBench | Coming soon | 31.8% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 54.7% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 50.3 (Supported · #39/135)

| Benchmark | Claude Opus 4.5 Thinking | DeepSeek V4 Pro 0813 | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 20.63% | 49.93% | DeepSeek V4 Pro 0813 |
| LiveCodeBench Pass@1-COT | Coming soon | 93.5% | Coming soon |
| Codeforces | Coming soon | 3206.0 | Coming soon |
| SWE-bench Verified | Coming soon | 80.6% | Coming soon |
| SWE-bench Pro | Coming soon | 55.4% | Coming soon |
| SWE Multilingual | Coming soon | 76.2% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 67.9% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 87.9% | Coming soon |
| NL2Repo | Coming soon | 61.5% | Coming soon |
| DeepSWE | Coming soon | 62.7% | Coming soon |
| DSBench-FullStack | Coming soon | 71.1% | Coming soon |
| DSBench-Hard | Coming soon | 67.2% | Coming soon |
| OpenHarmony Bench | Coming soon | 59.0% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 87.5% | Coming soon |
| SWE-bench (Vals) | Coming soon | 96.4% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: 75.2 (Unranked · 2 rankable rows)
- DeepSeek V4 Pro 0813 public-lane score: 56.9 (Unranked · 4 rankable rows)

| Benchmark | Claude Opus 4.5 Thinking | DeepSeek V4 Pro 0813 | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | Coming soon | 83.5% | Coming soon |
| CorpusQA 1M | Coming soon | 62.0% | Coming soon |
| ARC-AGI-1 | Coming soon | 90.00% | Coming soon |
| ARC-AGI-2 | Coming soon | 61.3% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: 69.1 (Unranked · 1 rankable row)
- DeepSeek V4 Pro 0813 public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: 53.9 (Estimated · #44/158)
- DeepSeek V4 Pro 0813 public-lane score: 63.4 (Estimated · #29/158)

| Benchmark | Claude Opus 4.5 Thinking | DeepSeek V4 Pro 0813 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | Coming soon | 87.5% | Coming soon |
| SimpleQA | Coming soon | 57.9% | Coming soon |
| Chinese-SimpleQA | Coming soon | 84.4% | Coming soon |
| GPQA | Coming soon | 90.1% | Coming soon |
| GPQA-D | Coming soon | 90.1% | Coming soon |
| HLE | Coming soon | 42.7% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 92.4% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 87.0% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: 68.5 (#66/124)
- DeepSeek V4 Pro 0813 public-lane score: Coming soon

### Mathematics

- Winner: Insufficient shared evidence
- Claude Opus 4.5 Thinking public-lane score: Coming soon
- DeepSeek V4 Pro 0813 public-lane score: 80.2 (Unranked · 4 rankable rows)

| Benchmark | Claude Opus 4.5 Thinking | DeepSeek V4 Pro 0813 | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | Coming soon | 95.2% | Coming soon |
| IMOAnswerBench | Coming soon | 89.8% | Coming soon |
| Apex | Coming soon | 38.3% | Coming soon |
| Apex Shortlist | Coming soon | 90.2% | Coming soon |

## FAQ

### Is there enough evidence to pick between Claude Opus 4.5 Thinking and DeepSeek V4 Pro 0813?

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 4.5 Thinking vs Claude Opus 4.5](/compare/claude-opus-4-5-vs-claude-opus-4-5-thinking)
- [DeepSeek V4 Pro 0813 vs Claude Opus 4.5](/compare/claude-opus-4-5-vs-deepseek-v4-pro-0813)
- [Claude Opus 4.5 Thinking vs GPT-6 Astra](/compare/claude-opus-4-5-thinking-vs-gpt-6-astra)
- [DeepSeek V4 Pro 0813 vs GPT-6 Astra](/compare/deepseek-v4-pro-0813-vs-gpt-6-astra)

## Explore More

- [Claude Opus 4.5 Thinking profile](/models/claude-opus-4-5-thinking)
- [DeepSeek V4 Pro 0813 profile](/models/deepseek-v4-pro-0813)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)