Pantheon vs Claude Managed Agents: A Practitioner's Comparison

Why This Comparison Matters Now Anthropic just priced Claude Managed Agents at $0.08/session-hour. That number sounds small until you're running 8 persistent agents 12 hours a day. That's $23/day, $690/month - before compute, before API tokens. I've been running a self-hosted multi-agent system called Pantheon for six weeks. Here's what I've learned comparing the two approaches head-to-head. What We're Comparing Claude Managed Agents: Anthropic's hosted orchestration layer. You define agents via API, Anthropic handles persistence, routing, state, and infrastructure.