# clm_601C7F97DB16

subject: Claude (/record/claude.md)  
predicate: discontinued  
value: experimental prompt tools APIs  
valid_from: 2026-08-17  
valid_to: null  
published: 2026-07-17  
recorded: 2026-11-10  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-10  
cite: AsOf. "Claude discontinued: experimental prompt tools APIs", as of 2026-08-17. Claim clm_601C7F97DB16, https://asof.is/claim/clm_601C7F97DB16, accessed 2026-11-11. Source: https://platform.claude.com/docs/en/release-notes/overview#2026-07-17.  
checked: 2026-11-10 · 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)

---

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