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GET
Ownership + runbook registry

Authorizations

Authorization
string
header
required

Mixpeek API key, sent as Authorization: Bearer mxp_sk_.... Create one in Studio under Settings → API Keys, or with an admin key via POST /v1/organizations/users/{user_email}/api-keys. A missing header returns 403; an invalid or revoked key returns 401.

Query Parameters

alert_class
string | null

Resolve the subsystem covering one alert class (the names in the platform alerting rules). Unknown classes 404 loudly — an alert with no owner is a registry gap, not an empty result.

subsystem
string | null

Filter to one subsystem id.

Response

Successful Response

subsystems
OwnershipEntry · object[]
required

Registry entries matching the filters (all when none).

total
integer
required