Claude Opus 4.6 vs DeepSeek R1
DeepSeek R1 leads in 3 of 8 categories
Arena ELO
Claude Opus 4.6
Cheaper
DeepSeek R1
Faster
DeepSeek R1
Detailed Comparison
| Category | Claude Opus 4.6 | DeepSeek R1 |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Context Window | 1M WIN | 128K |
| Input Price ($/1M) | $5 | $0.55 WIN |
| Output Price ($/1M) | $25 | $2.19 WIN |
| Arena ELO | 1549 WIN | 1310 |
| Coding | 80.8% SWE-bench | unknown |
| Reasoning | 65.4% Terminal-Bench | #1 Math & Coding Arena |
| Speed (tokens/sec) | ~40 t/s | ~45 t/s WIN |
| Open Source | No | Yes |
Frequently Asked Questions
Which is cheaper, Claude Opus 4.6 or DeepSeek R1?
DeepSeek R1 is approximately 91% cheaper than Claude Opus 4.6 per million tokens.
Which is better for coding, Claude Opus 4.6 or DeepSeek R1?
Claude Opus 4.6 scores 80.8% SWE-bench on coding benchmarks, while DeepSeek R1 scores unknown.
Which has a larger context window?
Claude Opus 4.6 supports 1M context, while DeepSeek R1 supports 128K.
Is Claude Opus 4.6 or DeepSeek R1 open source?
Claude Opus 4.6 is proprietary. DeepSeek R1 is open source.
Which ranks higher on the Chatbot Arena leaderboard?
Claude Opus 4.6 ranks higher with ELO 1549 vs 1310.
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