Free desktop app that gives Claude Code access to your databases, logs, and code. Ask "Why did this payment fail?" and get an answer in 30 seconds with clickable links to the exact database rows, Datadog logs, and lines of code. Unlike ChatGPT, every answer shows its sources. Proof you can share with your team. Safe by design: Read-only queries, row limits, no DDL. No Datost servers. Your credentials stay on your machine encrypted in keychain.