# clm_1D029497E8A0

subject: Grok Code Fast 1 (/record/grok-code-fast-1.md)  
predicate: retired  
value: grok-code-fast-1  
valid_from: 2026-05-15  
valid_to: null  
published: no source on record carries a date  
recorded: 2026-11-04  
confidence: 0.95  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-04  
checked: 2026-11-04 · its source page states the value and the date  

> Effective May 15, 2026 at 12:00 PM PT , the following models will be retired from the xAI API: grok-4-1-fast-reasoning grok-4-1-fast-non-reasoning grok-4-fast-reasoning grok-4-fast-non-reasoning grok-4-0709 grok-code-fast-1 grok-3

What https://docs.x.ai/developers/migration/may-15-retirement says, word for word.

## Sources

- https://docs.x.ai/developers/migration/may-15-retirement (primary, xAI (docs))

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.