Skip to main content
POST

Authorizations

Authorization
string
header
default:Bearer pk_test_<your-test-key>
required

Partner API key (pk_live_… or pk_test_…).

Headers

Idempotency-Key
string

Recommended for durable retries. Without this header, an exact replay reuses the same live reservation, including one whose release is unfinished. A failed attach or completed release permits a fresh reservation.

Required string length: 1 - 256

Body

application/json
domains
string[]
required

Domain names from preview. Peeker returns the final name for every entry.

Required array length: 1 - 500 elements
destination
object
required
personas
object[]
required

Either every persona includes usernames (preferred mailbox local parts / aliases), every persona includes legacy email, or neither. Do not mix modes. Peeker fits the identities to each domain's inbox count, generates missing identities, and ignores extras that do not fit the selected domains.

Required array length: 1 - 10 elements
forwarding_url
string<uri> | null

Response

Durable pool reservation and attach state.

data
object
required
Last modified on August 25, 2026