SYSTEMS ENGINEERING / INTERACTIVE REFERENCE

Agentic AI architecture with accountable decisions.

AI engineering translates operational requirements into coordinated systems of agents, tools and controls. The work begins by defining component responsibilities, data contracts and execution boundaries, then testing how the system handles normal operations, exceptions and recovery. The architectures and interactive walkthroughs below show how these decisions support reliable execution, traceability and human oversight.

ATHOS provides a concrete example of this approach in accounts receivable investigation. Its modular architecture separates evidence retrieval, specialist analysis and deterministic financial checks, while versioned case state preserves the context passed between components. Explicit state transitions and approval gates define when an investigation can advance, when it must pause and which financial decisions require human authority.

EXPLORE THE PROPOSED AGENT TOPOLOGY

Click a component to inspect its contract.

ATHOS controller

Authenticated case scope, case revisions, task budgets, source manifest and Purple reconciliation. Proposed parent architecture.

Implementation → evolution

JULY 2026Initial build

ATHOS workflow created as AR investigation and triage.

SEPTEMBER 2026Operational agent

Activated workflow with specialist routing and human review.

14 OCTOBERWorkflow configuration

Recorded workflow configuration and operating parameters.

15 OCTOBER+Engineering redesign

Scoped specialists, Policy v2 patch, review protocol and proposed regression suite.

Evidence first

Canonical identities, invoice lineage, source timestamps, source-specific authority and explicit unknowns.

Calculation and validation

The ATHOS design specifies deterministic checks for amounts, thresholds, duplicate requests, rule conditions and workflow versions.

Human authority

Investigation, approval preparation and actual financial execution remain separate responsibilities.

ATHOS connected-agent topology diagram

CASE STUDY / AGENTIC AUTOMATION CONTROL ARCHITECTURE

Five phases. Explicit control gates.

The original workflow map connects request intake, pre-flight checks, bounded execution, traceable outputs and independent post-generation auditing. The walkthrough below explains the controls at each stage.

ORIGINAL WORKFLOW MAP

Five phases, one traceable execution path.

Original five-phase workflow map showing trigger and access checks, pre-flight validation, bounded batch execution, new-workbook write-back and a separate post-generation safety audit
Original workflow map with internal labels and destinations generalized. Select a phase below to inspect its controls and failure response.

PHASE 01 / TRIGGER & INITIALIZATION

Authenticate and establish the request.

Validate the incoming request and source layout, confirm access and stop safely when authorization or required information is missing.

Control mechanism

Authorization and input-schema checks before any financial operation.

Failure response

Request clarification or re-authentication; abort rather than guessing.

IdempotencyCheck whether the charge already exists before attempting generation.
Bounded executionChunked processing with checkpoints and stop conditions.
Independent assuranceSeparate post-generation review for duplicate charges and exceptions.
TraceabilityRecord generated, skipped and failed items with operator-facing evidence.

ARCHITECTURE REVIEW / THREE-AGENT SYSTEM

One case identity across investigation, routing and approvals.

ATHOS normalizes Slack and Workbench entry points, fans out queue items into individually tracked investigations, and resists embedded task instructions that impersonate the agent. PORTHOS applies structured routing precedence, with narrowly scoped exception handling. ARAMIS prepares and tracks human financial approvals. Case keys, explicit no-fit outcomes and human-gated status changes support controlled handoffs.

See the related operations intelligence design ↗

VENDOR · Monthly billing architecture

Controlled monthly intake, deterministic calculator, FX reconciliation, versioned verification and explicit approval before final delivery.

Explore the original VENDOR workflow case study ↗

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Define the problem, assess the opportunities and plan a practical route to an applied AI or automation solution.

Agentic automation workflow & control architecture

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Original five-phase agentic automation workflow and control architecture with generalized internal labels