Module sources 

Well-known source labels used by the runtime and first-party plugins.

The source field on TokenLedgerEntry and ChildUsage events is a free-form string; the runtime does not interpret the value. Plugins may use additional labels of their own.

Constants

CHILD

Default fallback when no usage_source is set on a child session.

COMPACTION

Rolling-history compaction passes.

OBSERVER

Async observational-memory observer runs.

REFLECTOR

Async observational-memory reflector runs.

SUBAGENT

Spawned subagent sessions.

TURN

Parent’s own LLM calls.