Notes on stopping invented citations, testing retrieval and putting a person between an AI agent and your business tools, with the numbers stated exactly.https://keelagents.pages.dev/en-gbhttps://keelagents.pages.dev/writing/human-approval-ai-agents/https://keelagents.pages.dev/writing/human-approval-ai-agents/How to let an AI agent change Asana and HubSpot safely: the model drafts, code does the dates, a person approves one exact version, each write happens once.Thu, 29 Oct 2026 00:00:00 GMTkeel.agents@gmail.com (Filip)https://keelagents.pages.dev/writing/rag-citation-verification/https://keelagents.pages.dev/writing/rag-citation-verification/A RAG assistant that cites sources can still invent them. How I verify every citation and every sentence in code, refuse when a check fails, and log why.Thu, 29 Oct 2026 00:00:00 GMTkeel.agents@gmail.com (Filip)https://keelagents.pages.dev/writing/when-hybrid-search-scores-worse/https://keelagents.pages.dev/writing/when-hybrid-search-scores-worse/Adding BM25 to vector search cut my RAG assistant's recall@5 from 0.86 to 0.58 on 36 labelled questions. What I tried, what I shipped, and what to test first.Thu, 29 Oct 2026 00:00:00 GMTkeel.agents@gmail.com (Filip)