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English writing from the front lines of technology. This is not a news site; it is a knowledge site.

In-depth writing about application security, AI-agentic workflows, and the craft of shipping software end to end.

ArticlesNov 15, 20267 min read

Personal Agent Protocol 1.0: what Poppy means for builders

Personal Agent Protocol 1.0 (Poppy) lets AI agents find, sign in to, and act at companies. How it works, the security model, and how I'd adopt it.

ArticlesNov 15, 20266 min read

n8n security update: 5 vulnerabilities to patch now

The n8n security update of November 13 fixes two high-severity account takeovers and three more flaws. Versions to install and what to check on self-hosted n8n.

ArticlesNov 14, 20266 min read

ChatGPT Wallet security: how AI agent payments work

ChatGPT Wallet lets AI agents pay with one-time tokens and a biometric check per purchase. How it works, where the risk sits, and what merchants must change.

ArticlesNov 14, 20265 min read

Kitesurf open source: Cloudflare's browser for AI agents

Cloudflare made Kitesurf open source. What the Workers-based browser for AI agents does, how to self-host it, benchmarks vs Chromium, and its current limits.

ArticlesOct 30, 20265 min read

Mistral Large 4 open weights: what it takes to self-host

Mistral Large 4 open weights are out: a 1T-parameter MoE model for coding and security. Benchmarks, license terms, API pricing and hardware to self-host it.

ArticlesOct 14, 20265 min read

OpenCode 2.0: background service, Code Mode and subagents

OpenCode 2.0 adds one background service for every client, Code Mode for MCP tools, and background subagents. What changed, what breaks, and how to upgrade.

ArticlesSep 30, 20265 min read

Cloudflare cf CLI: the agentic CLI replacing Wrangler

Cloudflare cf CLI covers all 3,000+ API operations with JSON output, command search and typed config. What changes for agents and how to migrate from Wrangler.

ArticlesSep 2, 20265 min read

OpenClaw 2.0: what changed and what to check first

OpenClaw 2.0 moves sessions into SQLite, adds shared cloud sessions and a rebuilt web UI. What changed, what breaks, and what to check before you upgrade.

ArticlesAug 22, 20269 min read

Building an Open-Source, AI-First Database Platform

An open-source experiment in flipping the stack: Database → AI → User. Describe your organization in plain language, let the database hold the model, and keep every answer permission-correct.

ArticlesAug 8, 202614 min read

Cloudflare OS Could Take Traditional ERP to a Different Level

Traditional ERP should remain the system of record. Cloudflare OS could become the governed agent and app layer that makes it easier to use, automate, and extend.

ArticlesMay 21, 20265 min read

Code Has Become Cheap: AI Review Is the New Bottleneck

AI has made writing code cheaper, but identifying high-quality code, reviewing it, and delivering it reliably are becoming the new engineering bottleneck.