Google: Gemini 3.8 Flash vs OpenAI: GPT-5.2
google vs openai
On price, Google: Gemini 3.8 Flash is cheaper (blended cost is about 0.34× that of OpenAI: GPT-5.2).
On capability, Google: Gemini 3.8 Flash has the higher intelligence index (31) — better for complex reasoning.
Verdict: pick Google: Gemini 3.8 Flash on a budget, or Google: Gemini 3.8 Flash for output quality. Full details below.
Side-by-Side Specs
| Metric | Google: Gemini 3.8 Flash | OpenAI: GPT-5.2 |
|---|---|---|
| Input /1M | $0.82 | $1.75 |
| Output /1M | $4.13 | $14.00 |
| Blended (3:1) | $1.65 | $4.81 |
| Context | 1.0M | 400K |
| Intelligence | 31 | 30 |
| Coding | 76 | 49 |
| Math | — | 99 |
| Speed | 121 tok/s | 73 tok/s |
| CPS Grade | A | A |
FAQ
Which is cheaper, Google: Gemini 3.8 Flash or OpenAI: GPT-5.2?
On price, Google: Gemini 3.8 Flash is cheaper (blended cost is about 0.34× that of OpenAI: GPT-5.2). Google: Gemini 3.8 Flash: $0.825 in / $4.125 out; OpenAI: GPT-5.2: $1.75 in / $14 out (per 1M tokens).
Which is smarter, Google: Gemini 3.8 Flash or OpenAI: GPT-5.2?
On capability, Google: Gemini 3.8 Flash has the higher intelligence index (31) — better for complex reasoning. Coding index: Google: Gemini 3.8 Flash 76 vs OpenAI: GPT-5.2 49.
Which one should I choose?
Verdict: pick Google: Gemini 3.8 Flash on a budget, or Google: Gemini 3.8 Flash for output quality. Full details below.