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Notes on AI, shipped.

Field notes, design patterns and post-mortems from the engagements we run. Honest writing for engineers and leaders shipping AI in production.

Blog
Developer Guides Jul 21, 2026 7 min

Installing and Using sim_LAR: A Practical Guide

sim_LAR is TekDatum's search library for Python — keyword search, semantic search, and hybrid search behind one simple API. Here's how to install it and start searching in minutes.

Blog
Retrieval Engineering Jul 20, 2026 6 min

Building sim_LAR: Why Similarity Search Needs to Be Exact, Not Approximate, in the RAG Era

Most vector databases only ask one question: what's close enough? We built sim_LAR to ask a better one: did every relevant piece of information actually show up?