"National Rail" matching MCP servers:

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.

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 the SOCseal sovereign rail — verify atomic SOC⇄BTC settlement proofs, read oracle/venue state, walk the no-KYC trade door. Live: socseal.xyz/proof

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.

This server calculates UK Statutory Sick Pay, Statutory Maternity, Paternity, Adoption, and Shared Parental Pay based on current rules. It also provides National Living Wage and National Minimum Wage rates and eligibility checks.

Provides access to National Bank of Ukraine public statistics without API keys.

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.

Enables evaluation of transaction geography, card BIN networks, authorization probabilities, and basis-point rail costs to select Pareto-optimal settlement paths across ACH, FedNow, and card rails. Returns the chosen rail, processing fee, effective fee percentage, and estimated savings versus standard card processing.

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.

Enables evaluating transaction geography, card BIN networks, authorization probabilities, and basis-point rail costs to route payments along Pareto-optimal settlement paths and optimize interchange fees across ACH, FedNow, and card rails.

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.

An independent MCP server, not affiliated with the National Bank of Georgia (NBG), for its official lari (GEL) exchange rates: the rate on any date, exact conversions rounded the way a ledger posts them, batch conversions and up to a year of history. Handles per-unit quotes, weekend and holiday carry-over and NBG's publication time.

Enables LLMs to look up, validate, and search Indian bank branch data by IFSC — returning real branch addresses, MICR codes, and settlement-rail support, plus mapping bank names to their 4-letter codes, so models query a tool instead of hallucinating payment details.

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.

Enables AI agents to look up Iranian tax information from the National Tax Administration's public systems without login: e-invoice goods/service IDs and VAT rates, activity codes, official property transaction values, and the text of tax laws, circulars, rulings and FAQ answers. Read-only stdio tools return compact Persian-friendly JSON, making it useful for accountants and businesses that need authoritative tax references.

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 users to calculate UK take-home pay and tax liabilities for 2025/26 and 2026/27, covering regional and Scottish income tax bands, National Insurance, student loan repayments, pension effects, tax codes, and marginal rates including the 60% tax trap.

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.

Enables AI agents to retrieve street exchange rates of emerging-market currencies against the US dollar, along with rate history, official-vs-street comparisons, stress signals, FX events, rail health and liquidity data, each figure carrying source, timestamp, confidence and a citation.

Xynaptic MCP server: 200+ pay-per-call data & AI services for agents — crypto, French company registry, US/EU securities, banking, health, energy, rail, plus a Developer Kit (code review, tests, security audits). USDC via x402, no API key. Node 18+, stdio.

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.