Scaling Managed Agents: Decoupling the Brain From the Hands
BlogAnthropic EngineeringJun 14, 2026
AI Summary
The architectural shift behind Claude Managed Agents: separate the 'brain' (Claude plus harness) from the 'hands' (sandboxes and tools) and the 'session' (the event log). Hands become stateless cattle, not pets. Inference can start before container provisioning finishes, cutting p50 time-to-first-token by ~60% and p95 by >90%. The blueprint enterprise teams are now copying for their own internal agent platforms.
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