Gemini Omni 1.2 Flash vs o4 Mini High

Price, context window & benchmark comparison

Google

Gemini Omni 1.2 Flash

Google
$1.50 / $9.00
Input / Output · per 1M tokens
VS
OpenAI

o4 Mini High

OpenAI
$1.10 / $4.40
Input / Output · per 1M tokens
Compare different models
Google
OpenAI
Verdict: o4 Mini High is 43% cheaper than Gemini Omni 1.2 Flash on a typical 3:1 input/output mix. o4 Mini High has the larger context window (200K vs 131K).
Gemini Omni 1.2 Flasho4 Mini High
Input price / 1M$1.50$1.10
Output price / 1M$9.00$4.40
Blended price (3:1)$3.38$1.93
Cached input / 1M—$0.28
Context window131K200K
Max output66K100K
Intelligence index——
Coding index——
Providers1—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingNoYes
Released2026-11-052025-04-16
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini Omni 1.2 Flash or o4 Mini High?

o4 Mini High is 43% cheaper than Gemini Omni 1.2 Flash on a typical 3:1 input/output mix.

Gemini Omni 1.2 Flash vs o4 Mini High: which has a bigger context window?

Gemini Omni 1.2 Flash: 131,072 tokens. o4 Mini High: 200,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini Omni 1.2 Flash ≈ $7,500, o4 Mini High ≈ $4,400.

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