"Understanding Unstructured Data or Concepts" matching MCP connectors:

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

Connect your AI assistant to Signed and ask about your angel investing in plain English: how the portfolio is doing, what distributions came in this year, what’s sitting in the pitch queue. It's a view into the startups that you've invested in (or are thinking of investing in!)

Structured iGaming reference: slot specs & RTP variants, providers, regulators, news and jobs.

UK property data — Land Registry comps, EPC, Rightmove, rental yields, stamp duty, Companies House

Teardrop is the native economic layer for AI agents, providing a robust suite of tools for multi-chain portfolio tracking, DeFi yield analysis, and gas estimation. It enables autonomous agents to securely find Web3 data and manage micro-payments on-chain with zero human intervention.

Structured aquarium, marine, terrarium and paludarium data for AI agents.

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

Public data intelligence for AI agents — CVE, compliance, patents, contracts, domains.

Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude. Checks eligibility before recommending, explains why each grant fits, and cites the funder's own page on every answer — with an honest "competition_risk: unknown" when the data isn't there. 6 tools: search, fetch, find_opportunities, should_apply, explain_opportunity, complete_profile. Transport: Streamable HTTP. Auth: OAuth 2.1 + PKCE. Free to install, no card required.

AI infrastructure design agent. Describe your app in plain English; Riley designs, prices, and deploys AWS or GCP infrastructure with generated Terraform.

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data.

Real-time options analytics MCP server. Access gamma exposure (GEX), delta exposure (DEX), vanna exposure (VEX), dealer positioning, volatility surfaces, Black-Scholes greeks, implied volatility solver, and key options levels for any US equity — all through natural language. 14 read-only tools covering exposure metrics, volatility analysis, pricing, and market data.

Search PubChem compounds, properties, safety data, bioactivity, and cross-references.

Query SEC EDGAR filings, XBRL financials, and company data through MCP. STDIO & Streamable HTTP.

Point-in-time, survivorship-free SEC EDGAR fundamentals + smart-money signals for AI agents.

Search USGS and EMSC seismic data — real-time feeds, event queries, and earthquake counts.

Access US federal award, recipient, agency, and spending analytics data from USAspending.gov.

Access FEC campaign finance data. Query data about candidates, money trails, and election filings.