Compare · 2026-10-14

Claude Opus 4.8 vs Qwen3 5 397B A17b

As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.

CategoryClaude Opus 4.8Qwen3 5 397B A17b
General LLM
#20 · #20 in General LLM
Margin 13.605442176870753
LMArena leaderboard dataset · Oct 13, 2026
#66 · #66 in General LLM
Margin 44.89795918367347
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#10 · #10 in Reasoning
Margin 7.534246575342465
LMArena leaderboard dataset · Oct 13, 2026
#64 · #64 in Reasoning
Margin 44.52054794520548
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
#27 · #27 in Science
Margin —
Epoch AI benchmarking hub · May 28, 2026
#53 · #53 in Science
Margin —
Epoch AI benchmarking hub · Feb 13, 2026
Coding
#12 · #12 in Coding
Margin 59.09090909090909
Terminal-Bench Harbor Hub · Oct 6, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding › Agentic
#12 · #12 in Coding › Agentic
Margin 59.09090909090909
Terminal-Bench Harbor Hub · Oct 6, 2026
—
Coding › Web dev
#33 · Was SOTA · Coding › Web dev
Margin 29.90654205607477
LMArena leaderboard dataset · Oct 13, 2026
#72 · #72 in Coding › Web dev
Margin 66.35514018691589
LMArena leaderboard dataset · Oct 13, 2026
Long context
#10 · Was SOTA · Long context
Margin 6.802721088435391
LMArena leaderboard dataset · Oct 13, 2026
#60 · #60 in Long context
Margin 40.81632653061225
LMArena leaderboard dataset · Oct 13, 2026
Vision
#13 · #13 in Vision
Margin 36.842105263157904
Epoch AI benchmarking hub · May 28, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 9, 2026
Factuality
#21 · #21 in Factuality
Margin 16.417910447761187
LMArena leaderboard dataset · Oct 13, 2026
#59 · #59 in Factuality
Margin 44.776119402985074
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)
#12 · #12 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · May 28, 2026
—
Price per 1M tokens

Claude Opus 4.8: $10 per 1M blended tokens.

Qwen3 5 397B A17b: $1.2750000000000001 per 1M blended tokens.

Open weights

Claude Opus 4.8: closed weights.

Qwen3 5 397B A17b: open weights.

Which to pick

General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in General LLM at #20 against #66.

Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Reasoning at #10 against #64.

Science: As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Science at #27 against #53.

Coding › Web dev: As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Coding › Web dev at #33 against #72.

Long context: As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Long context at #10 against #60.

Factuality: As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Factuality at #21 against #59.

Claude Opus 4.8 · Qwen3 5 397B A17b

Claude Opus 4.8 or Qwen3 5 397B A17b?

As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.

Claude Opus 4.8 or Qwen3 5 397B A17b for General LLM?

As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in General LLM at #20 against #66.

Claude Opus 4.8 or Qwen3 5 397B A17b for Reasoning?

As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Reasoning at #10 against #64.

Claude Opus 4.8 or Qwen3 5 397B A17b for Science?

As of Oct 14, 2026, Claude Opus 4.8 leads Qwen3 5 397B A17b in Science at #27 against #53.