# clm_2015EAC5F36F

subject: Claude (/record/claude.md)  
predicate: deprecated  
value: Experimental prompt tools APIs  
valid_from: 2026-08-17  
valid_to: null  
published: 2026-07-17  
recorded: 2026-10-31  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-10-31  
checked: 2026-10-31 · its source page states the value and the date  

> The experimental prompt tools APIs for generating, improving, and templatizing prompts ( /v1/experimental/generate_prompt , /v1/experimental/improve_prompt , and /v1/experimental/templatize_prompt ) are being retired along with the Workbench on August 17, 2026.

What https://platform.claude.com/docs/en/release-notes/overview#2026-07-17 says, word for word.

## Sources

- https://platform.claude.com/docs/en/release-notes/overview#2026-07-17 (primary, Anthropic, published 2026-07-17)

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