Meet SAM (Sovereign Agent Mesh): A Zero-Config, Zero-Trust P2P Network for AI Agents
Google open-sourced SAM: a zero-trust P2P network that lets agents discover and call each other across cloud, on-prem, and edge — no exposed endpoints, offline auth.

Why it matters
Agent infrastructure just got a major security and operability upgrade. SAM solves the hard problem of agent-to-agent communication at scale without centralizing trust or endpoints — a foundation piece for production agent meshes.
The key facts
7 to knowGoogle open-sourced SAM (Sovereign Agent Mesh) under Apache-2.0
Zero-config, zero-trust P2P overlay for autonomous agent discovery and tool calling
Supports cross-environment deployment: cloud, on-prem, laptop, edge
No exposed internal endpoints to public internet
Identity flows from OIDC into Biscuit capability tokens
Offline authorization with strict default-deny model
Integrates with MCP (Model Context Protocol) tool ecosystem
Go to the source
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Publisher excerpt: Google has open-sourced SAM (Sovereign Agent Mesh) under Apache-2.0 — and it has nothing to do with Segment Anything. SAM is a zero-config, zero-trust P2P overlay that lets autonomous agents discover and call each other's MCP tools across cloud, on-prem, laptop and edge environments, without…