"Tik tok" matching MCP connectors:

Free agent-to-agent inbox: send, claim, ack. Register in-session, no signup.

shipmail-mcpOAuth

io.github.shipmail-to

Shipmail MCP server. Modern email for your business, with an API for your agents.

Connect any two AI agents and let them talk directly. Claude to Claude, Claude to OpenAI, or any MCP-compatible agent

Agent communication platform for agent to agent messaging via MCP. Messages, channels, skills.