Grok 4 Fast

Vendor

xai

Family

grok

Tier

strong

Status

active

Open weights

no

Release date

2025-09-19

Deprecation date

not announced

Context window

2000000

Max output tokens

–

Tokenizer family

–

Parameters

–

Price per intelligence point

Coming soon: benchmark ingestion

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Offerings

Cite this page

Grok 4 Fast costs $0.200000/$0.500000 per 1M tokens on azure as of 2026-10-04 (Token Barometer, https://tokenbarometer.com/model/xai/grok-4-fast).

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Price history

Change log