"MCP servers that don't require API keys" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Stocks, ETFs, crypto, commodities, forex: quotes, fundamentals, SEC filings, point-in-time history.
Global stock and UCITS ETF research. Free: 700 successful MCP tool calls per rolling 30 days. Pro: CHF 5/month or CHF 50/year for higher usage. Screen stocks, compare fund costs and holdings, and inspect company risks. No account or API key for public research. Plans: https://bull-run.org/pricing. Connect your Bullrun account through OAuth to use Pro.
Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.
Know where your business stands and what needs attention next. Review available inquiry and paid-work records, goals and recorded spending from your connected workspace. See what needs attention and which conclusions the data cannot yet support. Create non-money goals on explicit request. Revenue targets and increased spending limits require owner approval. Requires a Samuelz account with the relevant Business OS modules. Data coverage depends on connected sources; missing data stays unknown. OAuth access remains bound to one workspace and its current permissions. By Glöggl GmbH.
Institutional-grade market data MCP server providing consolidated global equities, ETFs, FX, and crypto quotes, valuation multiples, technical indicators (RSI14, MACD, SMA, ATR14), earnings surprise context, and options implied volatility screening.
Manufacturing cost of CNC and sheet-metal parts from STEP or DXF: process plan, times, 10 lot sizes.
Read-only RS3 GE guide prices/history, optional reported buy/sell trades, buy-limit/alchemy facts, flip math and public hiscores. Search Wiki sources, list category members, and read structured monster/quest/drop facts. Guide prices lag activity; trades are not executable offers. Wiki article text requires reviewed revisions; other pages return links. Streamable HTTP; no account or API key. Independent Birdwell Labs project, unaffiliated with Jagex or the RuneScape Wiki.
This server allows AI agents to search our catalogue of vehicles that are for sale throught affiliated dealerships. Information on the vehicle is provided by the dealership. We add information on financing options, both business and consumer, to this. Target audience for this service is The Netherlands.
Financial market context for AI agents, with listed companies' results: www.prereason.com/agents.md
Let your AI agent pay for APIs and data without handing it your money. In ChatGPT, Claude or Grok, the agent finds paid x402 APIs (with each seller's payout record from x402 Doctor) and asks to pay; you approve and sign each payment in your own wallet: MetaMask or Coinbase Wallet (USDC on Base), Phantom (USDC on Solana) or Xaman (RLUSD on the XRP Ledger). Fizzl checks every payment before you sign and every paid answer for hidden instructions. Fizzl never holds your keys. Free to start.
Global market intelligence from premier data partners and government agencies, with citations.
Place and inspect orders on your own exchange accounts from an MCP-connected agent.
Render PDFs and images from your Formfeed templates, check data against a template's schema, make ZUGFeRD / Factur-X e-invoices checked against EN 16931, and convert Office files to PDF. Sign in with your Formfeed account or use an API key.
Money, FX, capital-market and metadata-only China macro evidence with source clocks and limits.
Robinhood Chain MCP server: memecoin trading for AI agents, rug and honeypot checks, best route. Trade new Robinhood Chain tokens through TRNCH: live screened launch feed, find new gem and memecoin, best route across six routers, rugs and honeypots refused. Non-custodial, the agent's wallet signs.
Read-only access to your own crypto portfolio across 11+ exchanges and 20+ chains: holdings, full history, FIFO cost basis and P&L, fees and income. Ask Claude or ChatGPT about your portfolio; the connector can never trade, move funds or act as a login.
Web search, page reading, prices and market data for agents, billed to your SingIt API key in USDC.
IQ Books is an AI-native UK ledger that does the bookkeeping for you. Bank transactions arrive already coded, receipts and bills file themselves, invoices are allocated, the bank is reconciled, and VAT and MTD for Income Tax updates go to HMRC from it. Through this connector Claude can read the reports, raise invoices, record payments and code bank statements, with every change shown as a plan you approve first. UK businesses; the ledger is free for one business, and there is a free demo company to try.
The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.
Amazon Seller Central, Vendor Central and Ads data, profit-ready, for Claude, ChatGPT and any AI