Generates an AI-suggested reply for an inbox thread. The same endpoint backs both the initial generate and the “Regenerate” action in the message editor — each call produces a fresh draft. To send the draft (with or without edits), use the existing POST /v3/inbox/threads/{id}/messages endpoint.
Documentation Index
Fetch the complete documentation index at: https://docs.reply.io/llms.txt
Use this file to discover all available pages before exploring further.
Authenticate every request with a Bearer token. Pass your Reply API key in the
Authorization header:
Authorization: Bearer <your-api-key>Get your API key from the Reply dashboard: Settings → API Key.
Thread id
x >= 1AI draft generated
Coming soon — full response shape is still being finalized.