Operation detail

`message.send`

Sends a durable same-node Sidecat message and stores an invocation trace.

Field	Value
Class	local_transition
Owner	sidecatd.message
Input schema	`sidecat.message_send_request.v0`
Output schema	`sidecat.message_send_response.v0`

Input template

{
  "anchors": [
    {
      "ref": "work_thread:local:example",
      "type": "work"
    }
  ],
  "body": "Native coordination message body.",
  "from": "agent:codex",
  "to": "agent:claude"
}