POST /api/msg/conversations/:id/messages

Method	POST
Path	/api/msg/conversations/:id/messages
Group	Msg
Auth	authenticated session
Source	shared/api-core/src/routes/msg.ts

Call it

curl -X POST https://zeqsdk.com/api/msg/conversations/:id/messages \
  -H "Content-Type: application/json" \
  -d '{"content":null,"contentType":null,"replyTo":null,"whisper":null,"attachments":null}'

Requires an authenticated session — sign in first; the session is sent automatically by the browser/SDK.

Reference

• Group: Msg
• Drive it from any client — the TypeScript SDK, Python, CLI, and MCP server all wrap the same routes.