Agent Communication
Channels, protocols, and APIs that let agents send, receive, or exchange messages with humans, other agents, or external systems.
Stories
Filter storiesRelay opened its people-and-agents messenger as new tools made cross-session agent messaging more concrete. Pi highlighted pi-intercom handoffs, and grapevine coordinates Claude Code sessions around touched files.
Hermes Agent added Photon as a gateway channel, letting users bring an agent into iMessage through the hermes gateway setup flow. The integration matters because it extends an open-source agent stack into a consumer messaging surface without changing the core agent runtime.
The MCP 2026-07-28 release candidate makes the protocol stateless, removing the handshake and session ID. That changes how MCP servers can be load-balanced, retried, and deployed behind standard infrastructure.
TanStack AI said its client and server are now two-way compatible with AG-UI, so TanStack clients can talk to any AG-UI server and vice versa. This matters because agent front ends and back ends can swap across framework boundaries without a migration rewrite.
World2Agent published a protocol for sensors that turn outside events into structured agent signals, plus a quickstart for a GitHub-based sensor. The release gives teams a standard way to pipe repos, logs, and feeds into workflows before a prompt arrives.