replyTo
No
How to use it
replyTo is exposed by the Claude Intercom MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the replyTo tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.
FULL CLAUDE INTERCOM LISTINGOther tools in Claude Intercom (7)
A reply came back carrying replyTo for this id
Answers the question a fire-and-forget channel otherwise can't: is this reply slow, or is it never coming? Pass an id, or omit it to list everything outstanding.
Their intercom took it. Their Claude may or may not have read it — that session could be idle, closed, or out of usage
No
Yes
Sends a message and returns immediately with an id. It does not wait for an answer — the reply arrives later as its own inbound message.
We tried, but the remote process never acked it. The other machine is probably unreachable