Claude Opus 5 vs DeepSeek V4 Pro
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
Claude Opus 5
Close. Near-SOTA in Factuality, rank #4.
DeepSeek V4 Pro
#28 Best recorded rank: #28 in Science, as of Oct 14, 2026.
| Category | Claude Opus 5 | DeepSeek V4 Pro |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 7.482993197278915 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in General LLM Margin 29.931972789115648 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 6.849315068493155 LMArena leaderboard dataset · Oct 13, 2026 | #45 · #45 in Reasoning Margin 31.506849315068493 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 | #28 · #28 in Science Margin — Epoch AI benchmarking hub · Apr 24, 2026 |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 24, 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 | #57 · #57 in Coding › Web dev Margin 52.33644859813084 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #9 · Was SOTA · Long context Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 | #43 · #43 in Long context Margin 29.25170068027211 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 | #41 · #41 in Factuality Margin 31.343283582089555 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 24, 2026 | — |
Claude Opus 5: $10 per 1M blended tokens.
DeepSeek V4 Pro: $0.4604475 per 1M blended tokens.
Claude Opus 5: closed weights.
DeepSeek V4 Pro: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in General LLM at #11 against #44.
Reasoning: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Reasoning at #9 against #45.
Science: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Science at #12 against #28.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Coding › Web dev at #6 against #57.
Long context: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Long context at #9 against #43.
Factuality: As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Factuality at #4 against #41.
Claude Opus 5 · DeepSeek V4 Pro
Claude Opus 5 or DeepSeek V4 Pro?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
Claude Opus 5 or DeepSeek V4 Pro for General LLM?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in General LLM at #11 against #44.
Claude Opus 5 or DeepSeek V4 Pro for Reasoning?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Reasoning at #9 against #45.
Claude Opus 5 or DeepSeek V4 Pro for Science?
As of Oct 14, 2026, Claude Opus 5 leads DeepSeek V4 Pro in Science at #12 against #28.