IDEAS, DECISIONS & LESSONS
Notes on AI, architecture and building useful products.
45 articles
28 Aug 2026 · 4 min read
agentic coding
Meta shipped Muse Code on Aug 5-6, 2026 — a terminal coding agent with persistent background agents and a $0.10/1M contributor tier. It loses on every benchmark it publishes. Here's why a tech lead should still care.
Read more19 Aug 2026 · 5 min read
agentic coding
xAI open-sourced Grok Build, a terminal coding agent powered by Grok 4.6 with subagents, plan mode, and worktree support. I tested it side by side with Claude Code on real refactoring work. Here's what actually differs.
Read more19 Aug 2026 · 5 min read
agentic coding
If your team uses Claude Code for one task, Cursor for another, and Codex for a third, none of them know what the others just learned. I dug into Memmy and the cross-agent memory layer pattern, and what it actually takes to fix this in production.
Read more15 Aug 2026 · 5 min read
agentic coding
Agent Plugins 1.0 packages skills and MCP servers into one installable plugin that works across Copilot, Claude, Cursor, and more. A technical lead's take on the packaging format, governance model, and where the 1.0 spec still has rough edges.
Read more10 Aug 2026 · 5 min read
ai-agents
GitHub shipped git-worktree isolation for Copilot, Claude, and Codex agent sessions in VS Code on Aug 7, 2026, plus peer-chat forking and /side parallel sessions. Here's what actually changes for teams running multiple AI agents against the same repo.
Read more02 Aug 2026 · 6 min read
ai-agents
An ETH Zurich study tested AGENTS.md files across hundreds of real-world GitHub issues and found that LLM-generated context files reduce task success rates by 3%, increase costs by 20%, and add nearly 4 extra reasoning steps per task. Here's what actually works — and why less structured context is usually better.
Read more31 Jul 2026 · 8 min read
ai-agents
The July 28 MCP specification eliminates sessions, removes the initialize handshake, and makes every request self-contained. A technical breakdown of what changed, why it matters for load balancers and multi-tenant deployments, and how to migrate existing servers.
Read more24 Jul 2026 · 5 min read
ai
OpenAI just shipped Codex with voice control and parallel agent subprocesses. Here's an honest Tech Lead breakdown of what's actually new, how it compares to Claude Code and GitHub Copilot Workspace, and whether voice-directed coding is a gimmick or a genuine productivity multiplier.
Read more22 Jul 2026 · 7 min read
ai
OpenCode #1, Cursor #2, Claude Code #3 — but which AI coding tool is right for your team? A practical Tech Lead framework with 5 evaluation criteria, real trade-offs, and a recommendation matrix for startups vs enterprises.
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