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Open-Source Tool 'Paste-Safe' Masks Client Data Before AI Chat, Restores It After

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Paste-Safe is a new open-source web application designed to help professionals protect client confidentiality when using AI chatbots. The tool automatically identifies and replaces personal information like names, organizations, phone numbers, and addresses with placeholders before text is sent to services like ChatGPT or Claude. After receiving the AI-generated response, users can paste it back into the tool to restore the original, unmasked information. The system uses a combination of an open-source named entity recognition model and regular expressions running locally in the user's browser, ensuring no data is transmitted externally. The tool is aimed at freelancers, consultants, and small agencies who need to comply with confidentiality clauses while leveraging AI assistants.

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