WeavePrism

GPT-5 mini vs GPT-5 nano

GPT-5 nano costs 80% less at typical usage ($0.14 vs $0.69 per 1M tokens). GPT-5 mini scores higher on 11 of 11 tasks.

SpecGPT-5 miniGPT-5 nano
Input /1M$0.25$0.05
Output /1M$2.00$0.40
Typical /1M$0.69$0.14
Context window400k400k
SpeedFastBlazing
PrivacyStandardStandard
Open weightsNoNo
GPT-5 mini
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)
GPT-5 nano
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)

Quality by task

Coding85/72
Agents83/68
Reasoning86/74
Writing85/76
Chat88/80
Classify85/82
Extract85/80
Summarize86/80
Translate86/80
Vision87/78
General85/76

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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.