AI Pulse · Under the Radar

PlanetScale’s Tin, a full-text search layer for Postgres, picked up 127 points and 57 comments on Hacker News in a single day. That does not prove it is the right tool for every team, but it is a useful signal that search infrastructure is back on the agenda for technical buyers. You can see PlanetScale’s own introduction in the original report.

For operators building RAG features, internal knowledge bases, or a LearningPortal with search, the practical question is simple: where should search live? A separate search system can add capability, but it also adds another product to run, secure, monitor, and keep in sync. A Postgres-based approach may be attractive when your data already sits in Postgres and your team wants fewer moving parts.

Don’t choose based on Hacker News attention alone. Use it as a prompt to review your current setup. Check whether users can actually find the right documents, whether search results are current, and whether your AI assistant has reliable context to work from. This is the kind of thing we build into an AI command centre, connecting the search layer to the business information people need every day.