Gemini Omni vs o3
Google Gemini Omni | OpenAI o3 | |
|---|---|---|
| Overview | ||
| Company | OpenAI | |
| Release date | May 19 2026 | Apr 16 2025 |
| 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. | — | 26% |
| Timeline | ||
| Release gap | o3 shipped 398 days before Gemini Omni | |
Which is better: Gemini Omni or o3?
Gemini Omni and o3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o3 shipped 398 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 — Gemini Omni and o3 don't publish scores on any of the same benchmarks.
Frequently asked questions
Gemini Omni was released by Google on May 19 2026.
o3 was released by OpenAI on Apr 16 2025.