# Grok 4.1 Fast (Reasoning) deprecated

> Source: <https://llmstatus.ai/m/google/google/xai/grok-4.1-fast-reasoning>
> Published: 2026-09-10 18:00:07+00:00

GG◑ Deprecating

# Grok 4.1 Fast (Reasoning)

Google · xai/grok-4.1-fast-reasoning

Released2025-11-19

Retiresno announced date

groktext+image128k context30k max out

also matches: 

`xai/grok-4.1-fast-reasoning`` google/xai/grok-4.1-fast-reasoning`
[provider announcement →](https://models.dev/google-vertex/xai/grok-4.1-fast-reasoning)

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