Last updated: April 5, 2026 · Reviewed by Daniel Ashford

Qwen 3.5 Plus vs Claude Haiku 4.5

Head-to-head across 6 dimensions · by Daniel Ashford

DIMENSION
Qwen 3.5 Plus
Alibaba
Claude Haiku 4.5
Anthropic
🎯 Accuracy88 👑85
🧠 Reasoning87 👑83
🛡️ Safety8392 👑
💻 Coding89 👑82
Creativity8484
📋 Instruction8687 👑
Overall Index™86.2 👑85.5
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Summary

Qwen 3.5 Plus leads overall with an Index of 86.2 vs 85.5. Qwen 3.5 Plus wins on accuracy, reasoning, coding. Claude Haiku 4.5 wins on safety, instruction. On pricing, Claude Haiku 4.5 is more affordable.

❓ Frequently Asked Questions

Is Qwen 3.5 Plus better than Claude Haiku 4.5?

Based on the LLM Judge Index™, Qwen 3.5 Plus scores higher overall (86.2 vs 85.5). Qwen 3.5 Plus leads on accuracy, reasoning, coding, while Claude Haiku 4.5 leads on safety, instruction.

Which is cheaper, Qwen 3.5 Plus or Claude Haiku 4.5?

Claude Haiku 4.5 is more affordable at $0.8/M tokens.

Which is better for coding?

Qwen 3.5 Plus scores higher on coding (89 vs 82).

Which model is safer?

Claude Haiku 4.5 has a higher safety score (92 vs 83).

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