Claude Haiku 4.5 vs Gemini Omni
Anthropic Claude Haiku 4.5 | Google Gemini Omni | |
|---|---|---|
| Overview | ||
| Company | Anthropic | |
| Release date | Oct 15 2025 | May 19 2026 |
| Access | Proprietary | Proprietary |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 77% | — |
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 73.3% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 73% | — |
| Timeline | ||
| Release gap | Claude Haiku 4.5 shipped 216 days before Gemini Omni | |
Which is better: Claude Haiku 4.5 or Gemini Omni?
Claude Haiku 4.5 and Gemini Omni don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Haiku 4.5 shipped 216 days before Gemini Omni, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — Claude Haiku 4.5 and Gemini Omni don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude Haiku 4.5 was released by Anthropic on Oct 15 2025.
Gemini Omni was released by Google on May 19 2026.
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