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

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.

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

Searches and fetches research datasets across Zenodo, DataCite (Dryad/Figshare/Dataverse/OSF), NCBI omics archives (GEO/SRA/BioProject), and the literature (PubMed/OpenAIRE) through one normalized model — deduplicating by DOI, expanding organism queries with NCBI Taxonomy synonyms, and bridging papers to the datasets they produced. Resolves citations and open-access full text, and downloads files.

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.

A Model Context Protocol (MCP) Server that provides unified access to multiple external APIs (weather, news, financial data) through a single, consistent interface for AI agents and LLMs.

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.

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

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.

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 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.

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

Provides AI assistants with access to OpenAPI specifications, enabling API discovery, schema retrieval, and direct API execution with support for OAuth 2.0 and other authentication methods.

26 US federal data domains as 23 MCP tools. Ed25519 signed responses. Free, no API key.

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.

Provides access to SEC EDGAR data through natural language, including company filings, financial statements, and company info, without requiring an API key.