Gemini Omni 1.1 Flash vs o3 Pro
Price, context window & benchmark comparison
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Verdict: Gemini Omni 1.1 Flash is 10.4× cheaper than o3 Pro on a typical 3:1 input/output mix. o3 Pro has the larger context window (200K vs 131K).
| Gemini Omni 1.1 Flash | o3 Pro | |
|---|---|---|
| Input price / 1M | $1.50 | $20.00 |
| Output price / 1M | $9.00 | $80.00 |
| Blended price (3:1) | $3.38 | $35.00 |
| Cached input / 1M | — | — |
| Context window | 131K | 200K |
| Max output | 66K | 100K |
| Intelligence index | — | — |
| Coding index | — | — |
| Providers | 1 | — |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | No | Yes |
| Released | 2026-11-04 | 2025-06-10 |
| Retirement | — | 2026-12-11 |
Cost calculator
FAQ
Which is cheaper, Gemini Omni 1.1 Flash or o3 Pro?
Gemini Omni 1.1 Flash is 10.4× cheaper than o3 Pro on a typical 3:1 input/output mix.
Gemini Omni 1.1 Flash vs o3 Pro: which has a bigger context window?
Gemini Omni 1.1 Flash: 131,072 tokens. o3 Pro: 200,000 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Gemini Omni 1.1 Flash ≈ $7,500, o3 Pro ≈ $80,000.
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