Why One AI Agent Isn’t Enough (And How to Run 1,000) - CJ Avilla & Harrison Stall, Anthropic
Anthropic’s Claude Managed Agents now supports “flows,” a dynamic multi-agent orchestration mode where Claude autonomously plans, spins up, and manages sub-agents to complete complex tasks. Flows can fan out to up to 1,000 sub-agents per session, each with isolated context, enabling parallel work and reducing the single-agent bottlenecks of goal drift, laziness, and self-preferential bias. The real step forward is the API-based, stateful abstraction: developers no longer need to hand-roll agent lifecycles, container restarts, or inter-agent communication, and can set budgets, interrupt in-flight, and enforce credential vaulting for safety.