On June 30, 2026, Anthropic announced five feature additions to Claude Managed Agents, its fully managed agent execution platform, including streaming deltas for session events and per-session configuration overrides.
June 30, 2026 · Anthropic
Claude Managed Agents Gains 5 Features for Operability & Observability
Streaming event deltas, per-session overrides, new webhooks, reverse pagination and credential scoping sharpen control over long-running agents — paired with a new Console observability tab.
5
new features added in one update
$0.08
per session-hour, running only
30
day checkpoint retention
The 5 new capabilities
Streaming event deltas
Show partial text while the agent is still generating — lower UI latency.
Per-session overrides
Override model and tool settings on a single session.
New webhook events
Notify on agent, deployment and run lifecycle changes.
Reverse pagination
Retrieve event history starting from the newest.
Credential scoping
Limit credential injection at session or agent level.
How the platform fits
Two paths for building agents
Messages API
Calls the model directly. Best for custom loops needing fine-grained control.
vs
Managed Agents
Prebuilt harness with sandboxing, checkpointing, scoped permissions & tracing — for long-running, async work.
Valued by developers
Ship production agents fast, no infrastructure to stand up
Permission system seen as making it more production-ready
Checkpointing & tracing aid long codebase scans
Webhook-driven Human-in-the-Loop patterns favored
Enterprise concerns
No RBAC or per-developer permission scoping
Defaults include always_allow + unrestricted networking
Explicit lockdown needed for safe deployment
ZDR and HIPAA not supported
At a glance
Launch Apr 8, 2026 · public beta
Runtime fee $0.08 / session-hour
Required header managed-agents-2026-04-01
Checkpoint 30 days
Environments managed / self-hosted
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