Skip to main content
POST
Spawn a child Session

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Headers

checkfu-version
enum<string>
required
Available options:
2026-08-31
idempotency-key
string
required
Required string length: 1 - 255

Path Parameters

id
string
required
Pattern: ^sess_[0-9a-f]{32}$

Body

application/json
agent
required
Pattern: ^agent_[0-9a-f]{32}$
environment_id
string
required
Pattern: ^env_[0-9a-f]{32}$
content
string
required
title
string | null

Response

Success

child_session_id
string
required
Pattern: ^sess_[0-9a-f]{32}$
child_thread_id
string
required