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one-shot debug summary

GET
/v1/sessions/{session_id}/events/summary
session_id
required
string

Session ID (prefixed, e.g., sess_…)

Per-type counts and time span for the session

object
by_type
required

Per-type count, sorted by event_type asc.

Array<object>
object
count
required
integer format: int64
event_type
required
string
error_count
required

Convenience: count of failure-shaped event types (turn.failed, tool.failed, *.error, subagent.failed).

integer format: int64
first_ts

Earliest event timestamp, if any.

string | null format: date-time
last_ts

Latest event timestamp, if any.

string | null format: date-time
total
required

Total event count across all types.

integer format: int64
turn_count
required

Convenience: count of turn.started events.

integer format: int64

Invalid session ID

Session not found

Internal server error