Gemini 3 Pro VS o3 Mini
Google · OpenAI · AI Models · Updated Jun 1, 2026
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o3 MiniOpenAI · o3 Mini is 81.8% cheaper
WINNERSide-by-Side Breakdown
| Feature | Gemini 3 Pro | o3 Mini | Winner |
|---|---|---|---|
| Input Price | $2.00/1M tkns | $1.10/1M tkns | ✓ o3 Mini |
| Output Price | $12.00/1M tkns | $4.40/1M tkns | ✓ o3 Mini |
| Provider | OpenAI | — | |
| Category | ai-model | ai-model | — |
| context window | 1048576 | 200000 | |
| vision | true | — | |
| modalities | text+vision | text | |
| Overall Winner | 🏆 | o3 Mini |
Gemini 3 Pro vs o3 Mini: Quick Summary
o3 Mini is the more affordable choice. Gemini 3 Pro costs $2.00/1M tkns vs o3 Mini at $1.10/1M tkns (Input Price). o3 Mini is 81.8% cheaper. Pricing verified as of Jun 1, 2026 — always confirm on the provider's official pricing page before committing.