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

Gemini 2.5 Ultra vs Claude Haiku 4.5

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

DIMENSION
Gemini 2.5 Ultra
Google
Claude Haiku 4.5
Anthropic
🎯 Accuracy95 👑85
🧠 Reasoning93 👑83
🛡️ Safety94 👑92
💻 Coding91 👑82
Creativity92 👑84
📋 Instruction93 👑87
Overall Index™93.0 👑85.5
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Summary

Gemini 2.5 Ultra leads overall with an Index of 93.0 vs 85.5. Gemini 2.5 Ultra wins on accuracy, reasoning, safety, coding, creativity, instruction. On pricing, Claude Haiku 4.5 is more affordable.

❓ Frequently Asked Questions

Is Gemini 2.5 Ultra better than Claude Haiku 4.5?

Based on the LLM Judge Index™, Gemini 2.5 Ultra scores higher overall (93.0 vs 85.5). Gemini 2.5 Ultra leads on accuracy, reasoning, safety, coding, creativity, instruction, while Claude Haiku 4.5 leads on no dimensions.

Which is cheaper, Gemini 2.5 Ultra or Claude Haiku 4.5?

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

Which is better for coding?

Gemini 2.5 Ultra scores higher on coding (91 vs 82).

Which model is safer?

Gemini 2.5 Ultra has a higher safety score (94 vs 92).

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