WeavePrism

Grok 4.1 Fast vs Llama 4 Maverick

Grok 4.1 Fast costs 34% less at typical usage ($0.28 vs $0.42 per 1M tokens). Grok 4.1 Fast scores higher on 7 of 11 tasks.

SpecGrok 4.1 FastLlama 4 Maverick
Input /1M$0.20$0.27
Output /1M$0.50$0.85
Typical /1M$0.28$0.42
Context window2M1M
SpeedFastFast
PrivacyStandardSelf-host
Open weightsNoYes
Grok 4.1 Fast
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)
Llama 4 Maverick
Steady since we started tracking (Jul 13, 2026)
Steady since we started tracking (Jul 13, 2026)

Quality by task

Coding82/80
Agents84/78
Reasoning84/82
Writing82/82
Chat86/86
Classify84/83
Extract84/82
Summarize85/84
Translate84/84
Vision84/85
General83/82

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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.