"National Grid" matching MCP connectors:

Tesouro em Foco is a free remote MCP server that brings Brazilian government bond (Tesouro Direto) pricing into AI assistants such as Claude, Cursor, and any MCP-compatible client. The engine implements the Brazilian National Treasury's official pricing methodology — validated against 269,000+ real trades — and covers all retail bond types: fixed-rate (LTN, NTN-F), inflation-linked (NTN-B Principal, NTN-B), and retirement/education bonds (Renda+ and Educa+, NTN-B1).

HopiA

uk.co.hopi

Over 200 free UK-focused calculators, converters and generators as MCP tools: take-home pay and National Insurance for 2026/27, VAT, stamp duty, mortgages, loans, savings, inflation since 1988, currency with live rates, dates and working days with bank holidays, unit conversions, health calculators, colour and text utilities, encoding, hashing, JWT and TOTP, and validators for IBANs and Bitcoin and Ethereum addresses. Every tool is read-only, stateless and computes on the spot; nothing you send is stored. Each result links to its source page on hopi.co.uk.

The official Model Context Protocol (MCP) server for EU Fund Portal — connecting AI agents directly to the most comprehensive structured feed of European grants, tenders, and public capital allocation. Access 60,000+ live European funding opportunities across 31 countries, covering centrally managed EU programmes (Horizon Europe, EIC Accelerator, European Defence Fund, LIFE, Digital Europe) alongside national funding bodies across 32 jurisdictions.

Query US Treasury national debt, interest rates, exchange rates, and fiscal datasets via MCP.

Live port congestion signal, vessel queue, ETA delay and demurrage exposure for 19 ports.

Korean national tax and social insurance filings, invoices and payroll data as MCP tools.

MCPCalc gives agents access to a comprehensive library of calculators spanning finance, math, health, construction, engineering, food, automotive, and more. It includes a full Computer Algebra System (CAS) and a grid-based Spreadsheet calculator.

Tesouro Nacional: Capacidade de Pagamento (CAPAG), official-source lookup. Platform-hosted, pay per

Prefeitura SP São Paulo: Issuance Parcela Simples Nacional, official-source lookup. Platform-hosted,

History of vehicles linked to a CPF or CNPJ nationwide. Platform-hosted, no credentials, pay per que

Looks up a company's status in the Simples Nacional tax regime from the CNPJ, including opt-in and b

Croatian National Bank (Hrvatska narodna banka, HNB) exchange-rate MCP. Keyless.

National Bank of Ukraine (NBU) public statistics MCP. Keyless.

Swiss National Bank (SNB) data portal MCP. Keyless.

Narodowy Bank Polski (National Bank of Poland) Web API MCP. Keyless.

National Bank of Romania (Banca Naţională a României, BNR) FX reference rates MCP. Keyless.

Czech National Bank (Česká národní banka, ČNB) public API MCP. Keyless.

AI-powered Fibonacci grid trading signals for crypto. Get BULLISH/BEARISH/NEUTRAL signals with DCA levels, golden zone analysis, and cluster detection for BTC, ETH, SOL, and 500+ pairs. Free demo with 8 pairs.

Serbia SEF eFaktura invoices for AI agents: build UBL 2.1 SRB-CIUS, upload to SEF, query, cancel.

Romania e-Factura invoices for AI agents: build UBL 2.1 CIUS-RO, upload to ANAF/SPV, query.