Hichem's Notes https://hichemsnotes.com A weekly letter on AI agents and automation. Why your n8n workflow keeps timing out https://hichemsnotes.com/issues/003-n8n-timeouts/ https://hichemsnotes.com/issues/003-n8n-timeouts/ A walkthrough of the three places I usually find the bottleneck when a client's automation slows to a crawl. Wed, 15 Apr 2026 00:00:00 GMT Prompt routing: when to use Claude vs GPT vs Gemini in the same agent https://hichemsnotes.com/issues/002-prompt-routing/ https://hichemsnotes.com/issues/002-prompt-routing/ Model selection is the single biggest lever nobody talks about when building reliable agents for real client work. Wed, 08 Apr 2026 00:00:00 GMT The e-bike company that saved six figures by killing one spreadsheet https://hichemsnotes.com/issues/001-ebike-spreadsheet/ https://hichemsnotes.com/issues/001-ebike-spreadsheet/ A case study on the first real automation I built. What the problem looked like, what I did, and what I would do differently today. Wed, 01 Apr 2026 00:00:00 GMT