Get started
Start where you are.
Three ways in. Each one says what it touches and what it sends.
- 01
Watch it in your browser
In your tabA real Postgres in your tab. An agent says it changed 1 row; see what Postgres did, then stop it and undo it.
- Touches
- Nothing
- Sends
- Nothing
- 02
Scan your own setup
Read-onlyGrades what your agents could change, A to F, from your MCP configs, packages and database role. It writes its report in the folder you run it from.
- Touches
- Reads your machine, read-only
- Sends
- Nothing
npx deedglass scanThe package opens with the public release. Until then, start in your browser.
What the grade means - 03
Put an agent behind the rules
Runs locallyStarts Deedglass on your machine, connects your agent client and runs three test actions: a read, a blocked DROP and a checked UPDATE.
- Touches
- Installs a local binary and a Postgres in Docker
- Sends
- Nothing
npx deedglass initThe package opens with the public release. Until then, start in your browser.
Add it to your agent client
Or let your coding agent do it.
Paste this line into Claude Code, Cursor or any coding agent. It asks before it changes anything.
Set up Deedglass in this repo: deedglass.com/SKILL.mdStuck? Ask Arjun. Replies within one business day.