Last updated: April 5, 2026 · Reviewed by Daniel Ashford
👑Claude Opus 4 vs Qwen 3.5 Plus
Head-to-head across 6 dimensions · by Daniel Ashford
Summary
Claude Opus 4 leads overall with an Index of 96.0 vs 86.2. Claude Opus 4 wins on accuracy, reasoning, safety, coding, creativity, instruction. On pricing, Qwen 3.5 Plus is more affordable.
❓ Frequently Asked Questions
Is Claude Opus 4 better than Qwen 3.5 Plus?
Based on the LLM Judge Index™, Claude Opus 4 scores higher overall (96.0 vs 86.2). Claude Opus 4 leads on accuracy, reasoning, safety, coding, creativity, instruction, while Qwen 3.5 Plus leads on no dimensions.
Which is cheaper, Claude Opus 4 or Qwen 3.5 Plus?
Qwen 3.5 Plus is more affordable at $2/M tokens.
Which is better for coding?
Claude Opus 4 scores higher on coding (94 vs 89).
Which model is safer?
Claude Opus 4 has a higher safety score (98 vs 83).