ReferenceInbox API
List inbox contacts for copy into a campaign segment
GET
Read-only. Returns name, phone, bsuid, and username. Does not send messages.
bearerheader
AuthorizationBearer <token>Key issued in Settings → Developer → API key. Inbox methods need the Inbox scope. Campaigns methods need the Campaigns scope.
status?stringValue in
"OPEN""CLOSED"assignee?stringConversation assignee user id
lastMessageFrom?stringInclusive ISO-8601 lower bound on last message time
lastMessageTo?stringInclusive ISO-8601 upper bound on last message time
fields?stringComma-separated subset of name, phone, bsuid, username
limit?numberPage size. Defaults to 50, maximum 100.
Default
50cursor?stringPage cursor returned by the previous response. Leave empty for the first page.
application/json- response
items*array<>nextCursor*string|nullcurl -X GET 'https://api.1msg.io/api/v1/inbox/contacts'{ "items": [ { "name": "string", "phone": "string", "bsuid": "string", "username": "string" } ], "nextCursor": "string"}