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← Back to all updatesPublished ·Anthropic• Minor
Claude Managed Agents sessions can now start with initial_events on POST /v1/sessions.
The read
It removes the extra send-events request when the first agent task is already known.
The frame
For builders wiring sessions, startup state and agent-loop start now sit in one request.
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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