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← Back to all updatesPublished ·Anthropic• Minor
Anthropic is retiring experimental prompt tools APIs and Workbench on August 17, 2026.
The read
Teams using those endpoints need replacement prompt workflows before removal, or requests return an error.
The frame
This sits next to Workbench retirement, so builders tied to generate, improve, or templatize endpoints need to move.
Primary source
Anthropic →Keep reading
See what Nova3 builds →Related updates
- Aug 12, 2026Claude Managed Agents webhooks now cover environment and memory store lifecycle events without polling.
- Aug 12, 2026`version` is now optional when updating a Claude Managed Agents agent.
- Aug 12, 2026Anthropic is sunsetting the legacy Claude Console Workbench, with access ending on August 17, 2026.
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