API ReferenceEndpointsDecrement usage for a fixed metric (e.g. site deleted). Floors at 0.Decrement usage for a fixed metric (e.g. site deleted). Floors at 0. POST /me/agents/:agentId/usage/:metricSlug/release Only valid for fixed metrics. Returns 422 if called on a rolling metric. Request Responses200422Metric is rolling — release not applicable.