NestDaddy

RegTail

com.regtail/regtail · v1.1.0

UK used-car checks by plate or photo: free MOT status, no key needed; optional detailed MOT reports

Connect Remote server

Terminal
claude mcp add --transport http regtail https://regtail.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "regtail": {
      "url": "https://regtail.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "regtail": {
      "type": "http",
      "url": "https://regtail.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://regtail.com/mcp

Tools 10 found in our last check

  • decode_plate

    When a UK plate of this format could have been issued, from the plate alone (format, age identifier, and the window as first and last month). Offline: it does not look the car up; use free_check for that. No account needed.

  • free_check

    The site's free check: identity, tax and MOT status, latest MOT test, its defects and recorded mileage, the existing since-previous-test summary and mileage-unverified flag. Includes presentation, up to three questions from these free facts, a verdict image, locked teasers and a…

  • resolve_vehicle

    Resolve a typed plate, car photo data URL or supported advert URL to a plate only. No account or spend. If uncertain, ask the user to confirm; if unavailable, ask for the typed plate. Then use free_check.

  • compare_vehicles

    Compare the site's free projections for exactly two plates: identity, status and latest MOT test. Duplicate plates use one lookup. Includes questions from free facts, comparison image and report links. No prediction-based ranking; next-MOT estimates and likely repairs stay in th…

  • sample_report

    The detailed report and viewing advice for one public sample car (CX52HHM, a 2002 Land Rover Defender), to show what a detailed report contains. Use when the user asks what RegTail's detailed report looks like. No account needed. It is always the same sample car, never the user'…

  • full_report

    The detailed report of a car the user has unlocked on their RegTail account: verdict and top risks, every MOT test with defects and advisories, mileage analysis, recurring advisories, other sections, the viewing checklist, what was not checked, and guidance for explaining it. Us…

  • unlock_report

    Spends one of the user's RegTail credits to unlock the detailed report for this plate for 30 days, then returns the detailed report (as full_report does). Ask the user first, every time, and call this only after they agree; never unlock on your own initiative or to answer a gene…

  • viewing_advice

    Advice for viewing an unlocked car in person: a summary, priorities to check (each with why and the report records behind it) and known weak spots of the model. Needs the user's RegTail account linked and the plate unlocked; never spends.

  • credits_balance

    How many credits the user's RegTail account holds, and pricing_url, a page explaining how credits work. Needs the user's RegTail account linked.

  • my_reports

    The cars the user has unlocked (with when each unlock ends) and their recent checks, so a conversation can pick up a car checked earlier. Needs the user's RegTail account linked.

Details

Endpointhttps://regtail.com/mcp (Streamable HTTP)
First published21 Oct 2026
Last updated21 Oct 2026
Registry namecom.regtail/regtail

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