Check if your email was exposed in a data breach and see your exposure history.
Looks up whether your email address appears in known public data breaches. Shows which breaches exposed you, when they happened, what data was exposed, and your overall risk score. Helps you understand if you need to change passwords or monitor accounts.
Try asking Muse: "Check if my email was in any data breaches and see what information was exposed."
Source: Found in the official MCP Registry (com.xposedornot/xposedornot) · First listed October 28, 2026
Each bar is one check, every 15 minutes. Green means it answered. Last checked 57 min ago.
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
musedirectory.ai is not part of Meta. More about how Muse handles your information
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://api.xposedornot.com/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
XposedOrNot Breach Intelligence is a remote MCP server, so any assistant that can add a custom connector by link can use it. Same link, same tools.
In ChatGPT, open Settings, then Connectors (called Apps & Connectors on some accounts).
Under Advanced settings, switch on Developer mode. That is what lets you add a connector by link.
Choose Create, give it a name, paste the link as the MCP server URL, and save. If it needs a sign-in, ChatGPT asks for it here.
Start a chat, open the tools menu, pick the connector, and ask. ChatGPT asks before it runs a tool the first time.
Custom connectors need a paid ChatGPT plan, and on Team, Enterprise and Edu accounts only an admin can add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in ChatGPT
In Claude, open Settings, then Connectors.
Choose Add custom connector, give it a name, and paste the link.
If it needs a sign-in, Claude sends you to it. Then turn the connector on in a chat from the tools menu and ask.
Custom connectors are available on paid Claude plans; on Team and Enterprise accounts an admin may need to add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in Claude
https://api.xposedornot.com/mcpResponse time at the last check: 113ms. Worked in 100% of checks over 30 days.
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
check_email_breachesCheck whether an email address appears in the XposedOrNot index of known public data breaches. Returns the list of breach names only. Never returns passwords.get_breach_analyticsGet a detailed breach history for one email address: the breaches it appeared in with dates and descriptions, exposure broken down by industry and by year, risk scoring, and any paste exposure. Never returns passwords.list_breachesList breaches in the XposedOrNot catalog, optionally filtered by the breached company domain or by a specific breach ID. Returns breach name, date, industry, record count, categories of data exposed and a reference URL.domain_breach_summaryGet an aggregate breach summary for a domain, including the number of breaches, affected email accounts, pastes, and the most recent breach date. Returns only counts, not individual email addresses.get_breach_metricsGet system-wide breach statistics: total breaches and records indexed, breaches per year and industry, the largest and most recent breaches, and when the latest breach was added.get_recent_breachesGet the breaches most recently added to XposedOrNot, newest first. Returns title, date, a short summary and a URL for each.https://api.xposedornot.com/mcpNot in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use XposedOrNot Breach Intelligence to help me. It is a free service with an MCP server at https://api.xposedornot.com/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
At the last check (October 29, 2026, 11:00 UTC) the endpoint was working, answering in 113ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
It was screened on October 28, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
It exposes 6 tools, including check_email_breaches, get_breach_analytics, list_breaches, domain_breach_summary. For example, you could ask Muse: "Check if my email was in any data breaches and see what information was exposed."
This listing was added from public sources (Found in the official MCP Registry (com.xposedornot/xposedornot)). If you build XposedOrNot Breach Intelligence, claim it to correct the details and get your badge.
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