"Using npx to run tools directly without requiring an API" matching MCP servers:

Verified Singapore property, tax, affordability, salary, and location data for AI agents. 17 MCP tools, x402 micropayments, source provenance on every response. Singapore live now, more markets coming. Categories: Finance, Real Estate, Data, Singapore, x402, Payments, Government Data

Provides tools to retrieve and validate Goods and Services Tax (GST) details using GST numbers, PAN cards, or company names. It enables users to check registration status, filing history, and business addresses directly through the GST Insights API.

Gives Claude direct access to the Africa API for comprehensive data on all 54 African nations, including economic indicators, markets, trade, government, elections, and policies.

Enables users to check a site, e-mail, phone number, IBAN, or SIREN against public sources and receive sourced anti-scam signals in French. The same checks are available remotely over MCP and locally via stdio, sharing the HTTP API's key and quota.

Enables searching and retrieving German public procurement notices as normalized JSON, with per-call payment via x402 (USDC on Base) and free sample and stats tools.

Enables evidence-driven motor-carrier search, qualification, risk assessment, monitoring, and TMS integration directly from Claude Code and MCP clients.

MCP server for Azerbaijan's official legal-acts database (e-qanun.az), enabling search, metadata retrieval, and full-text access to legislative and judicial documents.

Enables users to describe a project in an MCP client and work through pre-submission grant phases, including finding fitting programs, checking eligibility and blockers, pulling precedent from past awards, shortlisting, and drafting memos, budgets, and submission checklists. Coverage is full for US grants and partial (discovery and precedent only) for Canada, with no win-odds estimates or post-award reporting.

An MCP server that enables interaction with Google's Fact Check Tools API, allowing users to query and manage fact-check claims and publishers through natural language commands.

US federal money and filings — grants, contracts, SBIR/STTR topics, SEC financials, clinical trials (10 MCP tools).

Provides AI agents with Korean national fiscal data (budgets, settlements, and fiscal programs) from multiple government APIs through 7 tools, enabling natural language queries.

Enables AI assistants to look up US census tract, block group, block, county FIPS, and legislative districts from a street address or latitude/longitude via the Census Geocoder, and to decode census GEOIDs offline.

A Model Context Protocol server that connects AI assistants to Brazilian public data services, providing access to postal codes, company registrations, bank information, area codes, IBGE data, currency exchange rates, and domain registration status.

MCP server for the Japan National Tax Agency Corporate Number API, enabling corporate number lookup and search via local AI clients.

Enables MCP-compatible AI clients to look up UK postcode details, find nearest postcodes by coordinates, and retrieve upcoming bank holidays through keyless public APIs.

Integrates the FRED (Federal Reserve Economic Data) API with MCP, enabling AI assistants to retrieve economic time series data such as GDP, inflation, and interest rates.

Provides access to SEC EDGAR 13F institutional holdings, Form 4 insider trading, and smart money convergence signals for AI agents via the Model Context Protocol.

Enables AI agents to look up US NHTSA and EU Safety Gate car recalls and complaints, compare a model's years by risk score, check UK MOT failure rates, retrieve EU vehicle specifications with WLTP CO2 and fuel consumption, and verify Cyprus company records, EU VAT numbers via VIES and LEIs. It draws only on official open data and is hosted through Apify, so nothing needs to be installed.

Free Polish VAT invoice generation MCP server with PDF output and preview. No API key required.

an api wrapper for the us government info api

Enables LLMs to query Brazilian public data such as CEP, CNPJ, DDD, exchange rates, banks, and holidays via the Model Context Protocol.

Enables Claude to retrieve Japanese statutory articles, including past versions, Diet meeting speeches, and corporate entity information directly from official public APIs with citations.

MCP server for Brazilian data lookups (Pix codes, CEP, CNPJ) and web rendering tasks (Markdown, screenshots, PDFs) via a paid HTTP API with x402 billing.

Paid MCP server for EU tools: validate VAT numbers via VIES and get ECB euro FX rates, with per-call USDC payments on Base via the x402 protocol.

Query a variety of data from Brasil resources seamlessly. Access information on postal codes, area codes, banks, holidays, taxes, and more through a unified interface. Enhance your AI agents and applications with rich and updated data from BrasilAPI effortlessly.

Provides access to the API Ninjas Country API, allowing users to query detailed country data including GDP, population, area, and other demographic metrics. It enables filtering countries by specific economic and geographic criteria through natural language commands.

Enables AI agents to search U.S. federal contract opportunities, verify US business registrations, analyze company hiring signals, and retrieve SEC company financials through pay-per-result remote MCP tools.

Enables searching government awards through the Sell to State API by proxying JSON-RPC to the live HTTP MCP endpoint, requiring an API key.

Enables querying SINTEGRA TO (state tax information) through a read-only MCP server, using natural language.

Enables AI assistants to discover and query official Census Bureau datasets, geography levels, aggregate statistics, FIPS codes, and population data through MCP tools and prompts.

Enables AI assistants to discover datasets, resolve geographic areas to FIPS codes, and fetch official demographic and economic statistics through MCP tools and prompts.

Connects AI assistants with official Census Bureau statistics and data sources, enabling dataset discovery, geography resolution, aggregate data retrieval, and population data prompts.

Enables querying England & Wales baby names data via natural language, including top names, popularity trends, geographic breakdowns, and similar names, through MCP-compatible clients like Claude.

Enables AI assistants to discover, query, and analyze official Census Bureau datasets and statistics, including geography lookup and aggregate data retrieval.

Public holiday data for 30+ countries. Check holidays, working days, and full calendars via AI assistants like Claude and Cursor.

MCP server for consulting vehicle data from DETRAN TO official source. Read-only, pay-per-use, works with any MCP-compatible client.

Connects AI assistants with official Census Bureau statistics, enabling dataset discovery, geography FIPS resolution, and aggregate data retrieval from the Census Data API and a local Postgres database.

Enables AI assistants to query official Census Bureau statistics by listing datasets, retrieving geographies and aggregate data, and resolving geographic names to FIPS codes through natural-language interactions.

Connects AI assistants with official Census Bureau statistics and data from the Census Data API and other official sources, enabling users to list datasets, fetch geography and aggregate data, resolve FIPS codes, and retrieve population statistics through natural language.

MCP server that provides England & Wales baby names data from the ONS birth registration dataset, enabling queries about top names, popularity trends, and geographic breakdowns via natural language.