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What would your AI prompt have leaked?

Paste an email, a memo, a note or a support ticket. Tightlip marks every sensitive value and shows the version an AI would receive. This check runs inside this browser tab. Your text is not sent anywhere.

Load a made-up example

Your text

What the AI would see

Placeholders only
Loading the detector into this tab…

Checking your text on this device.

Check that nothing is sent

Open your browser’s developer tools (F12), pick the Network tab, then type in the box. No request appears. This page also counts for you:

Waiting for the detector to load.

Share the count, never the text

The share link and its image carry only the numbers: waiting for a result.

Now ask the AI, safely.

Sign up and get USD 20 of free credits, enough for 400 protected prompts in the Tightlip workspace. Or add Tightlip to ChatGPT, Claude and Gemini in your browser.