WeavePrism

Gemini 3 Pro vs GPT-5 mini

GPT-5 mini costs 85% less at typical usage ($0.69 vs $4.50 per 1M tokens). Gemini 3 Pro scores higher on 11 of 11 tasks.

SpecGemini 3 ProGPT-5 mini
Input /1M$2.00$0.25
Output /1M$12.0$2.00
Typical /1M$4.50$0.69
Context window1M400k
SpeedBriskFast
PrivacyStandardStandard
Open weightsNoNo
Gemini 3 Pro
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)
GPT-5 mini
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)

Quality by task

Coding95/85
Agents94/83
Reasoning97/86
Writing93/85
Chat92/88
Classify89/85
Extract91/85
Summarize93/86
Translate93/86
Vision98/87
General95/85

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Also compare Gemini 3 Pro

Prices are list $/1M tokens, hand-maintained from public provider pricing. Task scores are benchmark-informed 0-100 estimates, not gospel — validate on your own evals before moving production traffic. Not affiliated with any model provider.