WeavePrism

Gemini 2.5 Flash vs GPT-5 mini

GPT-5 mini costs 19% less at typical usage ($0.69 vs $0.85 per 1M tokens). Gemini 2.5 Flash scores higher on 5 of 11 tasks.

SpecGemini 2.5 FlashGPT-5 mini
Input /1M$0.30$0.25
Output /1M$2.50$2.00
Typical /1M$0.85$0.69
Context window1M400k
SpeedBlazingFast
PrivacyStandardStandard
Open weightsNoNo
Gemini 2.5 Flash
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

Coding84/85
Agents82/83
Reasoning85/86
Writing84/85
Chat88/88
Classify87/85
Extract87/85
Summarize88/86
Translate88/86
Vision90/87
General85/85

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Also compare Gemini 2.5 Flash

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.