https://compusential.com/blog/ Journal of a technologist building production AI tools, running local models on a DGX Spark and an RTX 4090, and shooting Leica rangefinders in England. en-GB Yang Pei Yang Pei Sun, 18 Oct 2026 00:00:00 GMT https://compusential.com/blog/compu-master-local-research-synthesis/ https://compusential.com/blog/compu-master-local-research-synthesis/ How compu-master turns open-ended technical questions into cited study notes using self-hosted search and local vLLM inference—with zero API credits. Sun, 18 Oct 2026 00:00:00 GMT Yang Pei local-llmvllmarchitecturesqlite https://compusential.com/blog/citybreaker-autonomous-curation-sqlite/ https://compusential.com/blog/citybreaker-autonomous-curation-sqlite/ How CityBreaker (citybreaker.co.uk) serves 10,800+ pubs, thermal spas, landmarks, and hotel stays across 22 cities on Google Cloud Run without a standing database bill. Fri, 16 Oct 2026 00:00:00 GMT Yang Pei cloud-runsqlitearchitecturenextjs