WeavePrism

Gemini 2.5 Flash vs Gemini 3 Pro

Gemini 2.5 Flash costs 81% less at typical usage ($0.85 vs $4.50 per 1M tokens). Gemini 3 Pro scores higher on 11 of 11 tasks.

SpecGemini 2.5 FlashGemini 3 Pro
Input /1M$0.30$2.00
Output /1M$2.50$12.0
Typical /1M$0.85$4.50
Context window1M1M
SpeedBlazingBrisk
PrivacyStandardStandard
Open weightsNoNo
Gemini 2.5 Flash
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)
Gemini 3 Pro
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)

Quality by task

Coding84/95
Agents82/94
Reasoning85/97
Writing84/93
Chat88/92
Classify87/89
Extract87/91
Summarize88/93
Translate88/93
Vision90/98
General85/95

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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.