RunlineRunline
AI-Native Foundations

Workflows · Runlines

Governed workflow services for a domain: state, approval gates, audit, and a Prime Runner.

A Runline is a governed workflow service for a single process domain (InfoSec, Lending, HR, BSA…). Every Runline provides state management, human approval gates, an audit trail, compliance logging, and external-system sync. Runlines are what make AI work in a credit union auditable and governable. Each ships a Prime Runner optimized for that domain.

Anatomy of a Runline: a governed workflow service holding Workstreams, a Prime Runner, and Human-in-the-Loop, providing state, approval gates, audit, compliance logging, and external sync.

What's inside a Runline

  • Workstreams: the SOPs, as code, that a Runner executes. (Formerly "Playbooks".)
  • Human-in-the-Loop: the approval gates where the human on the Workstream reviews and approves before anything consequential happens.
  • A Prime Runner: the durable agent for the domain (see Agents · Runners).

Workstreams

A Workstream is a standard operating procedure expressed as code: the concrete steps, checks, and gates a Runner follows inside a Runline. (Workstreams are what we used to call Playbooks, same concept, renamed once we built the primitive.)

  • Runline Workstreams: canonical process knowledge owned by the Runline; applies to any Runner in that domain.
  • Runner Workstreams: specialized knowledge a specific Runner developed for edge cases; may graduate to a Runline Workstream if it generalizes.

Every Workstream is built audit-first: staged writes and approval gates before the automation, so the work is governable in a regulated institution.

Human-in-the-Loop

Human-in-the-Loop (HITL) is the gate model at the heart of gated autonomy: a Runner has full capability, but the human on the Workstream approves at the specific points where a mistake would be expensive or hard to reverse. The three tiers are allow / ask / block; gates are defined in a Workstream; review happens on the Console, Arc, or email.

The catalog

The library is organized around 20 canonical CU domains across 5 clusters, tracked in the Catalog & Domains. Live and in build today: InfoSec, HR, and Finance, with Lending in active development.

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