Sherlock Think Alpha — Retired model
This model was an early snapshot of Grok 4.1 Fast with reasoning enabled. Try the official launch of Grok 4.1 Fast here This is a cloaked model provided to the community to gather feedback. A frontier reasoning model that excels at tool calling, with a 1.8M context window and multimodal support. **Note:** All prompts and completions for this model are logged by the provider and may be used to improve the model.
Technical specifications
Frequently Asked Questions
Can I still use the retired Sherlock Think Alpha model?
No. Sherlock Think Alpha has been retired and is retained here only as a historical reference. See the active alternatives linked on this page.
Relay integrity checks
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