AsOf

product · fact

Grok 4 Fast context window

As of November 4, 2026, Grok 4 Fast's context window on the AsOf record is 2 M token, dated September 19, 2025, from a primary source (x.ai). The record holds 1 claim on Grok 4 Fast's context window, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

current context window
2 M token2025-09-19 · 1 source

Every dated value

1 claims · oldest first · superseded claims stay visible
valuevalid fromstatus
2M token2 M token
to present · conf 0.95 · 1 src for context window 2M token
2025-09-19valid

Questions this record answers

What is Grok 4 Fast's current context window?
2 M token, dated September 19, 2025, from a primary source (x.ai). The record asserts this claim as of November 4, 2026 (status valid, confidence 0.95).

Answered from the rows above only, as of November 4, 2026. The record has no opinions.

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