`grok-4-1-fast-reasoning (1)` shutdown date & replacement

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Status: active (no shutdown date announced)
Shutdown date: —
As written by provider: —
Deprecation announced: —
Recommended replacement: None listed by provider
Type: text
Price change: Not published by provider
Source: https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
Last checked: 2026-10-16