"National Rail" matching MCP servers:

Policy-gated agent spend with signed receipts and rail-extract audit: a fail-closed gate issues a COSE receipt for every allowed payment, and the audit reconciles those receipts against a rail extract so a settlement with no receipt is named rather than assumed. It settles on a mock rail, holding no wallet and signing no transaction.

MCP server for querying Brazilian electronic service invoices (NFSe) from the national portal. Allows AI agents to authenticate with digital certificates and search, detail, and download PDFs of issued NFSe.

Provides MCP-callable workflow rails for agents, enabling bounded work execution, movement-fee quotes, payment authority references, paid rail runs, and signed receipts.

Provides National Bank of Romania (BNR) FX reference rates without API key.

Dual-rail MCP server for initiating and verifying MPP and x402 payments, plus MPP-attested identity claims, enabling agent-native financial settlement.

MCP server that provides AI agents a prepaid fiat wallet, enabling them to pay metered APIs per call on the peage rail with adjustable spending caps.

Stateless MCP server providing tools for weather forecasts and alerts, real-time stock quotes, DC Metro rail incidents and arrivals, and live flight tracking, secured with OAuth 2.0.

MCP server providing official US economic data including CPI inflation, famous prices, national debt, and Treasury interest rates. Enables AI agents to query historical and latest economic statistics via natural language.

Enables AI agents to query and analyze US-Mexico remittance data from Banco de México, with tools for national totals, Mexican states, municipalities, US states, and coverage information.

Provides an LLM agent with extreme value statistics tools for tail risk analysis, including peaks-over-threshold GPD fitting, VaR and Expected Shortfall estimation, return levels, threshold-stability diagnostics, and out-of-sample VaR backtesting.

MCP server for querying lender-level FHA denial statistics from the 2025 HMDA record, exposing tools to get national, lender, state, and door-effect summaries.

Enables AI models to query Swiss National Bank data including exchange rates, balance sheet, interest rates, SARON, monetary aggregates, banking statistics, and balance of payments via the SNB public API.

Local MCP server for the Polish National Bank (NBP) public API enabling exchange rates, gold prices, and currency conversion without authentication.

AI intelligence oracle + cross-border settlement rail. 10-layer Stability Oracle (climate, macro, FX, ESG, supply chain) with x402 pay-per-call data API. USDC/EURC settlement on Base at 1.385% all-in. GENIUS Act + MiCA + Basel III compliant.

Enables calculation of Simples Nacional taxes in Brazil, including DAS, effective rate, Fator R, sector exemptions, and tax amounts not covered by the DAS, helping assistants avoid incomplete or misleading tax conclusions.

Real-time supply chain risk intelligence with 25 tools: Global Disruption Index, Manufacturing Index, commodity prices, port congestion, border delays, chokepoints, air cargo, trade policy, energy, rail, freight, economic indicators, predictive signals, and AI intelligence briefs.

Fetches official currency exchange rates from the National Bank of Kazakhstan, supports conversion and rate dynamics tracking.

Exposes live Indian stock market data from the National Stock Exchange (NSE) via 17 tools covering bulk/block deals, institutional flows, market data, corporate events, and short selling.

Enables AI assistants to interact with the Polish National e-Invoice System (KSeF) for authentication, invoice creation, validation, and retrieval via 30 tools.

Gives MCP clients tools to discover tokenized Stock Tokens, read prices, corporate actions, and portfolio balances, and create route quotes. It prepares policy-checked trade plans with an explainable verdict and unsigned transactions for the user's wallet to sign.