TanStack

subagentHostMessageId

ts
function subagentHostMessageId(runId): string;

Defined in: packages/ai/src/utilities/subagent-wire.ts:182

The id of the parent assistant message that hosts a routed turn's cards. The persistence recorder writes that message, and a handoff run passes the same id so the stored thread keeps one copy.

Parameters

runId

string

Returns

string