Claude Opus 4.6 vs Qwen2 5
As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in 3 of 3 shared categories: General LLM, Reasoning, and Long context.
Claude Opus 4.6
Close. Near-SOTA in Reasoning, rank #2.
Qwen2 5
#175 Best current rank: #175 in Long context, as of Oct 15, 2026.
| Category | Claude Opus 4.6 | Qwen2 5 |
|---|---|---|
| General LLM | #4 · Near-SOTA · General LLM Margin 2.1276595744680833 LMArena leaderboard dataset · Oct 13, 2026 | #182 · #182 in General LLM Margin 96.80851063829788 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #2 · Near-SOTA · Reasoning Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | #185 · #185 in Reasoning Margin 98.93617021276596 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 · Mar 25, 2025 |
| Science | #32 · #32 in Science Margin — Epoch AI benchmarking hub · Feb 5, 2026 | — |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Mar 26, 2025 |
| Coding › Web dev | #37 · Was SOTA · Coding › Web dev Margin 28.799999999999997 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #2 · Near-SOTA · Long context Margin 0.5319148936170421 LMArena leaderboard dataset · Oct 13, 2026 | #175 · #175 in Long context Margin 93.08510638297872 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | — |
| Factuality | #3 · Near-SOTA · Factuality Margin 2.3255813953488342 LMArena leaderboard dataset · Oct 13, 2026 | — |
Claude Opus 4.6: $10 per 1M blended tokens.
Qwen2 5: price per 1M tokens is unset in the catalog.
Claude Opus 4.6: closed weights.
Qwen2 5: closed weights.
General LLM: As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in General LLM at #4 against #182.
Reasoning: As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in Reasoning at #2 against #185.
Long context: As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in Long context at #2 against #175.
Claude Opus 4.6 or Qwen2 5?
As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in 3 of 3 shared categories: General LLM, Reasoning, and Long context.
Claude Opus 4.6 or Qwen2 5 for General LLM?
As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in General LLM at #4 against #182.
Claude Opus 4.6 or Qwen2 5 for Reasoning?
As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in Reasoning at #2 against #185.
Claude Opus 4.6 or Qwen2 5 for Long context?
As of Oct 15, 2026, Claude Opus 4.6 leads Qwen2 5 in Long context at #2 against #175.