Chats
Get a chat
Retrieve an Extract chat including message history.
GET
Retrieve a chat
Extract thread plus completed messages. An in-flight turn, if any, is
active_turn — attach the stream rather than expecting placeholders in messages. Cross-user and non-Extract threads are 404.Authorizations
Organisation API key from Settings → API / /api/keys/. The secret is
shown once. Send Authorization: Bearer sk-abacus-…. One active key
per organisation. Ingest (/api/v2/ingest/*) refuses API keys — that
surface is Auth0-only with ingest:read / ingest:write scopes.
Path Parameters
Response
Detail GET: summary fields + completed history + optional active_turn.
In-flight durable turn framing for hybrid mid-turn load (AD-402 §3.11.2).

