Gemini Omni 1.1 Flash vs o1-pro

Price, context window & benchmark comparison

Gemini Omni 1.1 Flash

Google

$1.50 / $9.00

Input / Output · per 1M tokens

o1-pro

OpenAI

$150.00 / $600.00

Input / Output · per 1M tokens

Compare different models

Verdict: Gemini Omni 1.1 Flash is 77.8× cheaper than o1-pro on a typical 3:1 input/output mix. o1-pro has the larger context window (200K vs 131K).

	Gemini Omni 1.1 Flash	o1-pro
Input price / 1M	$1.50	$150.00
Output price / 1M	$9.00	$600.00
Blended price (3:1)	$3.38	$262.50
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	No
Released	2026-11-04	2025-03-19
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Gemini Omni 1.1 Flash or o1-pro?

Gemini Omni 1.1 Flash is 77.8× cheaper than o1-pro on a typical 3:1 input/output mix.

Gemini Omni 1.1 Flash vs o1-pro: which has a bigger context window?

Gemini Omni 1.1 Flash: 131,072 tokens. o1-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, o1-pro ≈ $600,000.

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