"US Government Open Data API Aggregator (FEC, SEC, Congress, Lobbying, USAspending)" matching MCP servers:

MCP server + TypeScript SDK for 36 U.S. government data APIs — 188 tools. Treasury, FRED, Congress, FDA, CDC, FEC, lobbying, and more. Works with VS Code Copilot, Claude Desktop, Cursor.

Search official US government data from any MCP client: building permits from 10 city open-data portals, federal contract opportunities from SAM.gov with contracting-officer contacts, and the CMS NPI healthcare-provider registry. Open-source TypeScript server; data delivered via Apify's pay-per-result actors using your own Apify token.

Enables searching US federal lobbying disclosures and foreign-agent registrations, resolving clients and lobbyists, inspecting contributions, and analyzing reported amounts through MCP tools with optional local SQL.

Access Federal Election Commission campaign finance data through MCP tools. Enables querying OpenFEC data using natural language via ask_pipeworx or direct tool calls.

MCP server for querying US federal contracts and public company financial data from USAspending and SEC EDGAR. Enables searching expiring contracts, screening companies by metrics, and retrieving financial histories.

Enables querying US Senate lobbying disclosure data via natural language or direct tool calls, as part of the Pipeworx MCP gateway.

Hosted MCP server granting AI agents access to 20M+ SEC EDGAR filings, 100M+ exhibits, and comprehensive entity data through 49 tools, with support for raw documents, extracted sections, and structured JSON.

Provides access to US Congress data via the GovTrack API, allowing AI agents to query congressional information without authentication.

Enables AI clients to discover, validate, and access Hong Kong and Macao government open data through local stdio tools, enforcing explicit region selection and exact-match-only results from official government domains.

Enables access to federal spending data from USAspending.gov API via Pipeworx MCP gateway.

A free, key-less MCP server for querying U.S. federal spending data from USAspending.gov, including contracts, grants, loans, recipients, agencies, and geographic breakdowns.

Enables searching government tenders and public procurement opportunities with structured, anti-bot-handled results.

Connects Claude to live U.S. Congress stock trades and institutional 13F holdings from free public sources, enabling natural language queries about political insider trading and fund overlap.

Enables agents to discover, inspect, and query municipal open datasets from data.seattle.gov through Socrata SODA2, with bounded reads, aggregates, and reference guidance.

Query FEC campaign finance data — search candidates, track donations, analyze spending, and monitor Super PAC activity via the OpenFEC API.

Read-only MCP server for exploring US federal spending data via the USAspending.gov API, enabling natural language queries on awards, agencies, recipients, and spending trends.

Enables answering questions about Ukrainian open data from the data.gov.ua CKAN portal by searching datasets, inspecting resource schemas, and running read-only SQL aggregates over a single tabular resource. Every data-backed answer is computed from retrieved data and returned with machine-readable provenance, and unsupported or unanswerable requests are refused rather than guessed.

Enables access to Hong Kong government's official open data portal (DATA.GOV.HK) through natural language queries. Supports searching datasets, browsing categories, and retrieving detailed information about Hong Kong's public data resources.

Ten tools I built to get facts from official open data, not guesses.

Provides unified access to Moroccan government data, financial markets, geographic information, and more via natural language queries.

Enables MCP clients to retrieve normalized U.S. public statistics — Census ACS population, BLS unemployment and CPI, FRED series, and HUD fair market rents — as small, typed JSON snapshots. Exposes five tools (get_cbsa_population, get_hud_fmr, get_unemployment_rate, get_cpi, get_fred_series) that work offline against recorded fixtures and can later use live API keys without changing tool names.

Access US federal award, recipient, agency, and spending analytics data from USAspending.gov via MCP, with 18 tools for searching and retrieving detailed records.

Enables research of federal contract awards, market opportunities, and competitive landscapes using the USASpending.gov API. It provides specialized tools for AI agents to analyze government spending trends, identify incumbents, and search contractor details.

Enables AI assistants to search and read Thailand's official open-government data from data.go.th, providing tools to search datasets, retrieve full records, and browse categories without API keys.

Enables searching and querying Taiwan government open datasets from data.gov.tw using AI-powered search through Cloudflare Workers.

Enables research of federal contract awards and competitive landscape analysis using the USASpending.gov API. Supports searching for contracts, analyzing recipients, tracking spending trends, and identifying market opportunities in government contracting.

Interact with USASPENDING.gov to track government spending over time, search by agency, explore spending to communities, and more.

Enables AI assistants to query French public open data through read-only tools: geocoding and reverse geocoding of addresses, company lookups by name, address, leader or SIREN, and commune listings by name, postcode or département. It wraps free, keyless government APIs (IGN Géoplateforme/BAN, Recherche d'entreprises/SIRENE, geo.api.gouv.fr) over stdio or Streamable HTTP with validated inputs and rate limiting.

Enables answering business questions about Spanish places by resolving place names and returning population, household and income statistics down to municipality, district and census tract level from official INE data, cross-checked between sources with province, region and country benchmarks. Every figure is delivered with its publisher, dataset id, data year and retrieval date, alongside caveat checks for suppressed, stale, thin-sample or estimated values.

Enables AI clients to search and read over 2,400 New York City public datasets through the Socrata SODA API, with ready-made tools for restaurant health inspections and 311 service requests plus general dataset discovery and querying.