"Known" matching MCP servers:

Provides Canada-aware vehicle intelligence for AI agents, including VIN decoding with factory warranty terms, merged US/Canada recalls, known-issue reports, and itemized purchase costs, with pay-per-call settlement via USDC on Base using x402.

Enables querying Brazilian foreign trade data through MCP tools for trade flows, freight costs, code resolution, and dataset caveats, with known data defects corrected in responses.

MCP server that wraps the official JPO patent information API to enable retrieval of patent, trademark, and design records for known case numbers.

Provides access to CISA's Known Exploited Vulnerabilities catalog via the Model Context Protocol, enabling querying, searching, and analyzing vulnerability data.

MCP server to query and manage CISA Known Exploited Vulnerabilities catalog with EPSS overlay, enabling vulnerability checks and remediation deadline tracking.

Enables AI agents to search and retrieve details of FBI Most Wanted people via the FBI public API, including photos, aliases, crimes, last known locations, and contact tips.

Enables natural-language access to a curated, cited dataset of South African tax deadlines, with tools for listing all known deadlines and finding those upcoming within a specified window, optionally filtered by category.

MCP server for UK Freedom of Information research. Connects AI assistants to WhatDoTheyKnow — the UK's largest FOI request platform to search requests, read responses, look up public authorities, and draft new requests.