"Semantic Web" matching MCP servers:

MCP server exposing 17 pay-per-call web, finance, legal and onchain utilities for AI agents: crypto readers and Base deployer intelligence, SEC EDGAR filings, OFAC sanctions checks, insider transactions, 13F holdings, and multi-jurisdiction caselaw and legislation search. Pay per call in USDC on Base via x402 or MPP.

Enables local deep research on any cryptocurrency token by aggregating market data, protocol metrics, exchange listings, web search results, and structured reports across multiple sources without requiring an API key.

Enables MCP clients to search, browse, preview, and download CSMAR financial data using institutional IP authentication, no account or password required.

Enables read-only consultations of DCTF WEB data from the official source via MCP over HTTP, using prepaid credits.

Enables authenticated MCP clients to automate UI-only operations on Digital Invoicing Software via Playwright, including login/session checks, navigation, dashboards, invoice validation/edit/duplication/export, reporting, screenshots, and user management with per-tenant isolation.

Official Dodo Payments MCP servers - dodopayments-api for live payments, subscriptions, customers, products, refunds, license keys, and usage-based billing (browser OAuth, no API key needed) and dodo-knowledge for semantic search over Dodo Payments documentation.

Pay-per-call data and tools for AI agents over x402, by UnyKorn. 360 endpoints: DeFi and market data, multi-chain wallet reads, wallet and token risk signals, SEC filings, web and domain intel, and AI text tools. Settled per call in USDC on Base ($0.001-$0.25). No API keys or subscriptions; unpaid calls return the exact quote first.

Enables AI agents to manage Yandex Direct advertising accounts via the API v5, including reports, bids, campaign management, and semantic analysis through natural language requests.

Enables AI coding assistants and agents (Cursor, Claude Code, Windsurf) to access 19 native MCP tools and 400+ deterministic sub-30ms edge APIs—web-to-markdown, TokenSlimmer (-70% LLM cost cutter), prompt security shield, SEPA IBAN VoP, and EU DORA/AI Act compliance—via https://topaigateway.com

One endpoint in front of 950+ data APIs — SEO and AI visibility, finance, social, web search, sales and agent mail. tools/list returns five meta tools, not 580, so the catalogue never lands in a context window. Most clients can point straight at https://mcp.aisa.one/mcp; this package is the stdio bridge for the ones that only spawn a local command. OAuth, nothing to paste.

Non-custodial USDC <-> bank for AI agents. Free quotes; $0.05 USDC per session via x402; 1% commission itemised in every quote. Own funds only. PT + EU/EEA (not UK). 18+.

Open-source MCP server exposing the Agent402.Tools catalog: 500+ pay-per-call tools for AI agents, including browser rendering, web search, PDFs, OCR, LLM inference, code execution, live financial/crypto/macro data, SEC EDGAR, and wallet-keyed memory. Free via proof-of-work, or pay per call in USDC across ten chains via the x402 protocol. No API keys, no signups

Semantic search over Nordic economic data — market announcements, quarterly reports (162 companies), macro data (NO/SE/DK/FI), commodity prices, and press releases. 180,000+ vectors.

Enables MCP clients to ingest invoice PDFs into a hybrid-chunked FAISS index, semantically search them, and extract typed invoice data with deterministic arithmetic validation. It also provides listed-company financials and current web search results so agents can research vendors.

Enables read-only queries to ARCA's agricultural web services for electronic waybills, taxpayer registry, and receipts, allowing agents to retrieve fiscal data without modifying documents.

Enables MCP clients to search verified Japanese corporate records — EDINET XBRL financials, 13-digit corporate numbers, major shareholders, and gBizINFO certifications — locally through a single knowledge-search tool with keyword, fuzzy, semantic, or hybrid retrieval. It also maps J-GAAP, US GAAP, and IFRS concepts so filings can be read in English without mistranslating terms like 営業利益 and 経常利益.

Five tiny, single-purpose MCP servers for AI agents — arXiv search, YouTube transcripts, web-to-Markdown, market quotes & FX, and a persistent memory vault. No API keys, no bloat.

MCP server that enables semantic search over macroeconomic data using the Lambda Capture API.

An eval-first MCP server for semantic search and grounded Q\&A over financial documentation, with a CI regression gate that fails on retrieval or faithfulness regressions.

Enables read-only access to Benepass employee-web API, allowing users to view HSA accounts, investments, transactions, documents, and benefits without write operations.