http://blog.dwornikowski.com/tags/postgres/ Recent content in Postgres on Darek's Blog http://blog.dwornikowski.com/openg.png http://blog.dwornikowski.com/openg.png Hugo -- 0.147.2 en-us Fri, 24 Apr 2026 12:00:00 +0200 http://blog.dwornikowski.com/posts/cutting-llm-costs-token-optimization/ Fri, 24 Apr 2026 12:00:00 +0200 http://blog.dwornikowski.com/posts/cutting-llm-costs-token-optimization/ A walkthrough of how I cut an LLM-based product classifier's token usage by ~92% through compression, two-stage prompting, exact-match lookups, similarity caching, and batching.