Claude Opus 5 vs DeepSeek R1 0528
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in 5 of 5 shared categories: General LLM, Reasoning, Science, Long context, and Abstraction (ARC).
Claude Opus 5
Close. Near-SOTA in Factuality, rank #4.
DeepSeek R1 0528
It used to be. Was SOTA in General LLM.
| Category | Claude Opus 5 | DeepSeek R1 0528 |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 7.482993197278915 LMArena leaderboard dataset · Oct 13, 2026 | #92 · #92 in General LLM Margin 62.585034013605444 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 6.849315068493155 LMArena leaderboard dataset · Oct 13, 2026 | #98 · #98 in Reasoning Margin 67.8082191780822 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #12 · #12 in Science Margin — Epoch AI benchmarking hub · Jul 24, 2026 | #78 · #78 in Science Margin — Epoch AI benchmarking hub · May 28, 2025 |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #4 · #4 in Coding › Agentic Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #6 · Was SOTA · Coding › Web dev Margin 4.672897196261687 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #9 · Was SOTA · Long context Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 | #114 · #114 in Long context Margin 77.55102040816327 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #12 · #12 in Vision Margin 36.8421052631579 Epoch AI benchmarking hub · Jul 24, 2026 | — |
| Factuality | #4 · Near-SOTA · Factuality Margin 3.731343283582092 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 24, 2026 | #70 · #70 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2025 |
Claude Opus 5: $10 per 1M blended tokens.
DeepSeek R1 0528: $0.9125000000000001 per 1M blended tokens.
Claude Opus 5: closed weights.
DeepSeek R1 0528: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in General LLM at #11 against #92.
Reasoning: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in Reasoning at #9 against #98.
Science: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in Science at #12 against #78.
Long context: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in Long context at #9 against #114.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in Abstraction (ARC) at #3 against #70.
Claude Opus 5 · DeepSeek R1 0528
Claude Opus 5 or DeepSeek R1 0528?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in 5 of 5 shared categories: General LLM, Reasoning, Science, Long context, and Abstraction (ARC).
Claude Opus 5 or DeepSeek R1 0528 for General LLM?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in General LLM at #11 against #92.
Claude Opus 5 or DeepSeek R1 0528 for Reasoning?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in Reasoning at #9 against #98.
Claude Opus 5 or DeepSeek R1 0528 for Science?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek R1 0528 in Science at #12 against #78.