Facio Blog

Practical notes on human-reviewed AI agents.

Payload-powered product notes, security writing, HITL patterns, and operational guidance from the Facio runtime: long sessions, Placet approvals, audit trails, memory, providers, channels, tools, and Docker-first operations.

Showing 61-65 of 236 articles.

Product

Facio's Kill Switch: How AI Agent Workflows Stop the Moment Something Goes Wrong

Jul 8, 2026Product

Facio's Kill Switch: How AI Agent Workflows Stop the Moment Something Goes Wrong

Every production AI agent workflow needs a kill switch — a way to stop all in-flight executions the moment something goes wrong. The agent that processed 1,000 customer refunds correctly before hitting an edge case that causes incorrect refunds; the agent that compiled 50 PRs cleanly before encountering a malicious dependency; the agent that published 100 social posts before being tricked into a policy violation. Without a kill switch, the damage compounds. With one, damage stops at the moment of detection. Facio's kill switch discipline is what makes autonomous AI agent operations survivable.

Human-in-the-loop

HITL for Multi-Tenant AI Agents: Why the Same Reviewer Pool Can't Govern Different Customers

Jul 8, 2026Human-in-the-loop

HITL for Multi-Tenant AI Agents: Why the Same Reviewer Pool Can't Govern Different Customers

Most HITL designs assume one deployer, one reviewer pool, one policy. But enterprise AI is multi-tenant — the same agent infrastructure serves dozens of customers, each with their own data, their own compliance regime, their own reviewers. Treating them as one tenant is a privacy violation, a compliance violation, and a design defect. Here's how HITL has to evolve for the multi-tenant reality.

Engineering

MCP Spotlight: Playwright MCP Server by Microsoft — The Accessibility-Snapshot Browser Automation Default for Agents

Jul 7, 2026Engineering

MCP Spotlight: Playwright MCP Server by Microsoft — The Accessibility-Snapshot Browser Automation Default for Agents

The official Playwright MCP Server by Microsoft — ~40 focused tools covering navigation, interaction, forms, network mocking, tracing, video recording. Multi-engine support (Chromium/Firefox/WebKit), accessibility-snapshot navigation (not pixel screenshots), Apache 2.0. The browser-automation default for AI agents in 2026.

Product

Facio's Deploy Discipline: How AI Agents Ship Code Without Breaking Production

Jul 7, 2026Product

Facio's Deploy Discipline: How AI Agents Ship Code Without Breaking Production

An AI agent that can write code but not deploy it is a development tool. An AI agent that can both write and deploy is a team member. The difference is huge — and so are the risks. Production deployments are where good code meets reality: networking, dependencies, secrets, traffic patterns, monitoring. Without discipline, an agent deploying code can take down production in seconds. Facio's deploy discipline gives agents the structural patterns to ship code safely: pre-deploy verification, canary rollouts, automated rollback, post-deploy validation.

Security

Human-in-the-Loop Is Now a Legal Requirement: Engineering the HITL Architecture That Satisfies EU AI Act Article 14 Before August 2, 2026

Jul 7, 2026Security

Human-in-the-Loop Is Now a Legal Requirement: Engineering the HITL Architecture That Satisfies EU AI Act Article 14 Before August 2, 2026

EU AI Act Article 14 enters full enforcement for Annex III high-risk AI systems on August 2, 2026. HITL is no longer a best practice; it is a legal obligation with fines up to €15M or 3% of global turnover. The architecture must support four capabilities, dual verification, and tamper-evident audit trails.