Engineering

Hands-on engineering notes: building AI agents, comparing models, Supabase security, Next.js and keeping LLM costs under control.

• Engineering | October 14, 2026

  AI agent development cost: what actually moves the number (2026)

• Engineering | October 12, 2026

  A pre-launch security checklist for Next.js + Supabase (from a real launch)

• Engineering | October 12, 2026

  Supabase "new row violates row-level security policy": every cause and the fix

• Engineering | October 7, 2026

  Shipping shareable poll results with Next.js ImageResponse

• Engineering | October 7, 2026

  Claude vs GPT for AI agents: what I actually ship with (2026)

• Engineering | August 12, 2026

  Keeping Claude's token bill from ruining your month

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  Engineering | July 20, 2026

  Building a WhatsApp bot with Claude and the Meta Cloud API