// archive · everything older than today
Archive.
Two new dispatches a day. Anything older than today is here. 10 posts and counting.
April 2026
- Claude Skills vs MCP servers: when to use which.
- Codex CLI vs Claude Code: which terminal coding agent in 2026?
- How to get cited by ChatGPT, Claude, and Perplexity in 2026.
- MCP vs LangChain in 2026: which to use for production agents?
- Self-hosted LLMs in 2026: when does it make sense vs paying for the API?
- Prompt injection in MCP servers: the failure modes and the mitigations.
- How to evaluate an AI agent in 2026 (without lying to yourself).
- Claude Opus 4 vs Sonnet 4.5 vs Haiku 4.5: which one for which job?
- Build your first Claude Skill in 30 minutes (with the actual file).
- AI agents for sales development reps: what works, what doesn't.