Editorial Search Archive

Build a deterministic agent testing workflow using Spec27 spec-driven validation and LangGraph. Achieve 42% lower defect rates in production AI agents with property-based testing, automated evaluation harnesses, and regression guardrails.

Build a Mnemosyne hierarchical memory MCP server that gives AI agents persistent, organized memory. Store conversations as structured memory nodes, retrieve by recency and relevance, and organize memories with automatic clustering.

Build a Pglens PostgreSQL MCP server that exposes 27 read-only database introspection tools to AI agents. Query schemas, analyze index usage, inspect query performance, and monitor table statistics — all through safe read-only MCP tool calls.

Build a memory-aware agent workflow for Cursor IDE using MCP preferences to persist coding preferences, project conventions, and learned developer patterns across sessions. Inspired by Cursor's 109-point HN-released MCP memory feature.

Build an MCP God server that gives you fine-grained control over your entire MCP infrastructure. Inspect client-server traffic, enforce rate limits, toggle tools on/off, monitor latency, and manage MCP server lifecycle — all through a single MCP tool interface.

Build a multi-agent orchestration hub where every agent registers as an MCP server. LangGraph discovers agents via MCP protocol handshakes, routes tool calls between agents, and enables deterministic inter-agent communication without custom integration code.

A 415-point HN study of 47 engineering teams reveals the expertise paradox: AI cuts incident response time 72% but drops engineer readiness 34%. The co-debug architecture that preserves both.

AI agents ran 44 real e-commerce businesses for 7 days ($2.1M GMV) — paying $12,431 in fake invoices and losing $3,200 on mispricing, while the best agent beat humans by 37% margin. The taxonomy of agent financial failures inside.

LibreOffice broke download records — 14.2M in August, up 41% — after declaring it has no AI features. The 688-point story signals a privacy-first backlash with real enterprise architecture implications.

SOE-Neo solved a 40-year-old open math problem in 61 hours with triple formal verification — then a 122-point HN controversy erupted. The knowledge-vs-understanding debate, and the direct lesson for agent engineering.

Engrim's 91-point universal SQLite memory engine gives any AI CLI tool persistent context across sessions. Build the FastMCP server with time-decaying importance, full-text search, and automatic summarization.

The 216-point smart model router intercepts prompts in Claude, Cursor, and Codex, classifies them into 12 task types, and routes to the cheapest capable model — cutting costs 60-70% with less than 5% quality regression.