"National Rail" 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).

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.

AI-native stablecoin settlement rail replacing SWIFT for institutional cross-border payments. 14 tools covering settlement quotes, execution, ESG scoring, oracle status, fee verification, competitor comparison, rail health, investment context, and MPP-gated macro intelligence. Settles via Base mainnet USDC at ~1.385% all-in.

19 deterministic validation tools for AI agents: IBAN, SWIFT/BIC, LEI, VAT, ABA routing, IFSC, ABN, Luhn, ISBN, E.164, SEDOL and company-number checks, plus rental due-diligence and batch/vendor-onboarding packs. Pay-per-call via x402 (gasless EIP-3009 USDC on Base); 20 free calls/day, no API key.

Deterministic banking, LEI, VAT, SWIFT & compliance checks via MCP with signed XDR-1 receipts.

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

Multi-rail settlement binder MCP. binder_verify proves integrity only — not settlement.

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,

Payment-rail-independent intent-to-effect integrity for consequential agent actions.

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.

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.

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.

Poland KSeF 2.0 national e-invoices for AI agents: issue FA(3) faktura, query by KSeF number.