engineering articles
2026-03-26 · 9 min read
How to Build Auditable AI Workflows in Python
A technical architecture guide for building auditable AI workflows in Python with FastAPI, checkpoint signing, state redaction, and OpenTelemetry observability.
2026-03-24 · 8 min read
Human-in-the-Loop Approvals for AI Agents: Architecture and Patterns
Human-in-the-loop approval workflows for AI agents with APPROVAL nodes, approval request lifecycle, and compliance mapping for regulated industries.
2026-03-20 · 8 min read
LLM Provider Abstraction: Running OpenAI, Anthropic, and Ollama Through a Single Governance Layer
LLM provider abstraction layer architecture with OpenAI, Anthropic, Azure, and Ollama support, streaming via SSE, idempotent calls, and policy-wrapped inference.
2026-03-18 · 8 min read
The Architecture of Replayable AI Agent Workflows
Replayable AI agent workflows with checkpoint signing, input snapshotting, append-only audit logs, and idempotency key structure for reliability, cost control, and compliance reconstruction.