Claude Opus 5 vs Qwen3 6 Plus
As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus 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.
Qwen3 6 Plus
#43 Best recorded rank: #43 in Science, as of Oct 14, 2026.
| Category | Claude Opus 5 | Qwen3 6 Plus |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 7.482993197278915 LMArena leaderboard dataset · Oct 13, 2026 | #64 · #64 in General LLM Margin 43.53741496598639 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 6.849315068493155 LMArena leaderboard dataset · Oct 13, 2026 | #60 · #60 in Reasoning Margin 41.78082191780822 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 | #43 · #43 in Science Margin — Epoch AI benchmarking hub · Mar 31, 2026 |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Mar 31, 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 | #56 · #56 in Coding › Web dev Margin 51.401869158878505 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #9 · Was SOTA · Long context Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 | #59 · #59 in Long context Margin 40.136054421768705 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 | #69 · #69 in Factuality Margin 52.23880597014925 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.
Qwen3 6 Plus: $0.73125 per 1M blended tokens.
Claude Opus 5: closed weights.
Qwen3 6 Plus: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in General LLM at #11 against #64.
Reasoning: As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Reasoning at #9 against #60.
Science: As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Science at #12 against #43.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Coding › Web dev at #6 against #56.
Long context: As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Long context at #9 against #59.
Factuality: As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Factuality at #4 against #69.
Claude Opus 5 or Qwen3 6 Plus?
As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
Claude Opus 5 or Qwen3 6 Plus for General LLM?
As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in General LLM at #11 against #64.
Claude Opus 5 or Qwen3 6 Plus for Reasoning?
As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Reasoning at #9 against #60.
Claude Opus 5 or Qwen3 6 Plus for Science?
As of Oct 14, 2026, Claude Opus 5 leads Qwen3 6 Plus in Science at #12 against #43.