Reference / Invitations

Join the waitlist (publishable surface).

POST /v1/waitlist/join

Secret API key operationId: join_waitlist

Authorization

Server-to-server. Send a secret key as a Bearer token plus the x-application-id header.

Request body · required

email string required
metadata Value?

Responses

200 Joined

{
  "data": {
    "created_at": "2026-01-15T09:30:00Z",
    "email": "string",
    "id": "018f3c4a-7b2e-7c1d-9e0a-1f2b3c4d5e6f",
    "metadata": {},
    "status": "string"
  },
  "error": {
    "code": "string",
    "message": "string"
  },
  "meta": {
    "timestamp": "string"
  },
  "success": false
}

422 Invalid email

Request

curl -X POST "http://localhost:8080/v1/waitlist/join" \
  -H "Content-Type: application/json" \
  -d '{
  "email": "hopeful@example.com",
  "metadata": {}
}'

Try it

live request

POST http://localhost:8080/v1/waitlist/join

Request body

application/json