Lookup: create a segment from a description
Lookups (Chrome extension)
Lookup: create a segment from a description
Natural-language description → applied filter segment
POST
Lookup: create a segment from a description
Creates a segment from a natural-language description. Used by the Chrome extension’s “Create stream from search” flow.
The AI pipeline maps the description to canonical filter labels via the audit-079 auto-approve workflow (LLM-proposed labels are materialized into the controlled vocabulary, then re-mapped, in one call).
Body
Response
assignment is null when trackedAccountId was not supplied. assignError is populated on cap-exceeded / not-found / account-inactive.