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Agents

Claude Managed Agents adds agent-written workflows in beta

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Anthropic says its server can execute the generated programs in the background, running agents in phases and combining their results.

Claude Managed Agents can write programs that coordinate other agents through a beta feature listed in Anthropic’s release notes under October 9, 2026. Called dynamic workflows, the feature lets an agent generate a program that runs multiple agents in phases and combines their results. Anthropic says its server executes the program in the background as a workflow run.

Enabling it takes both a beta header and an agent configuration change. Developers must send managed-agents-2026-04-01 and set the agent’s multiagent field to {"type": "multiagent_20261001", "workflows": {"type": "enabled"}}.

The system prompt provides guidance on when the agent should start a run. Developers can then follow execution through workflow_run. events on the session’s event stream, according to the release note.

Anthropic points to reviewing hundreds of documents as a possible use case. That illustrates the intended workload, not a measured benefit: the entry does not explain how the program divides the documents among agents or report whether workflows improve speed or accuracy.

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  1. Anthropic (Claude Platform documentation), Release notes

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