Claude Opus 4.6 vs DeepSeek R1
As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in 4 of 4 shared categories: General LLM, Reasoning, Science, and Long context.
Claude Opus 4.6
Close. Near-SOTA in Reasoning, rank #2.
DeepSeek R1
It used to be. Was SOTA in General LLM.
| Category | Claude Opus 4.6 | DeepSeek R1 |
|---|---|---|
| General LLM | #4 · Near-SOTA · General LLM Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 | #118 · Was SOTA · General LLM Margin 80.27210884353741 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #2 · Near-SOTA · Reasoning Margin 2.0547945205479436 LMArena leaderboard dataset · Oct 13, 2026 | #116 · Was SOTA · Reasoning Margin 80.13698630136986 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #11 · #11 in Math Margin 22.22222222222223 Epoch AI benchmarking hub · Feb 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #32 · #32 in Science Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #90 · #90 in Science Margin — Epoch AI benchmarking hub · Jan 20, 2025 |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #35 · Was SOTA · Coding › Web dev Margin 31.775700934579433 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #2 · Near-SOTA · Long context Margin 0.6802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #123 · Was SOTA · Long context Margin 83.6734693877551 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | — |
| Factuality | #3 · Near-SOTA · Factuality Margin 2.9850746268656536 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Abstraction (ARC) | — | #77 · #77 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 20, 2025 |
Claude Opus 4.6: $10 per 1M blended tokens.
DeepSeek R1: $1.15 per 1M blended tokens.
Claude Opus 4.6: closed weights.
DeepSeek R1: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in General LLM at #4 against #118.
Reasoning: As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in Reasoning at #2 against #116.
Science: As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in Science at #32 against #90.
Long context: As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in Long context at #2 against #123.
Claude Opus 4.6 or DeepSeek R1?
As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in 4 of 4 shared categories: General LLM, Reasoning, Science, and Long context.
Claude Opus 4.6 or DeepSeek R1 for General LLM?
As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in General LLM at #4 against #118.
Claude Opus 4.6 or DeepSeek R1 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in Reasoning at #2 against #116.
Claude Opus 4.6 or DeepSeek R1 for Science?
As of Oct 14, 2026, Claude Opus 4.6 leads DeepSeek R1 in Science at #32 against #90.