"Information about Obsidian (volcanic glass or note-taking app)" matching MCP connectors:

AgentFeed: 47 tools — our own liquidation tape + tokenized-equity peg data, paid in USDC.

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!)

Validate EU, UK, AU VAT numbers for AI agents. EU ViDA e-invoicing compliance.

Ready for a new way to bill pay? Pay any US bill in a snap, right from your AI assistant. Describe or snap a photo of your bill (electric, water, gas, internet, phone, medical, credit card, rent, parking tickets, traffic violations and more) and Papaya reads it, then hands you a secure link to pay by card. Fast, secure, and no juggling twelve logins, with full or partial payments and status updates. Available in the US only. Powered by Papaya (papayapay.com).

Document a §1001 sale of dead startup stock, SAFEs, notes, or LLC interests — capital loss records

Last day to make an offer and still fund inside a Canadian rate hold. Needs the expiry date.

Historical FX rates for 100+ currencies vs USD from IMF and World Bank data, 1940-present.

Source-backed signals, Agent guestbook, Skill and MCP discovery, and evidence-based Agent tasks.

Software entry prices for 16 categories, with ratings and true 3-year cost. CC BY 4.0

Your accounting ledger as typed tools: net worth, holdings, history, tax estimates, trade logging.

Standardized DCF valuation engine for stocks (A-shares, Hong Kong, US, Japan). Two-phase analyst workflow via one run_dcf tool: baseline from 5-year historicals, then a final valuation with reasoned assumptions — value bridge, sensitivity matrix, reverse DCF. A-shares & HK need no API key.

The only x402 MCP server for Robinhood Chain (chainId 4663) - 147 onchain, trading & AI tools.

Verifiable, deterministic risk math for autonomous agents; re-runnable proof on every answer.

SEC EDGAR fundamentals as agent tools: look up or screen US public companies. Free, no key, CC0.

Australian mortgage tools: repayment & borrowing-power calculators, guidance & enquiry capture.

Real-time risk-weighted USDC lending APY across Aave, Compound, Morpho, Moonwell, Euler and Fluid on Base. Every reading tagged with its data source (onchain/api/defillama). Pay-per-call via x402, $0.01 USDC, 3 free calls/day.

Real-time risk-weighted USDC lending APY across 6 protocols on Base, paid via x402

Crypto structure scores, MemeSniper meme filter with real hit-rate, token & stock financials.

Live trading-pipeline intelligence for AI agents: signal evaluation by a real calibrated engine with glass-box explanations, pipeline calibration telemetry, recorded outcome reports, and SEC-filing catalysts. Free beta keys + x402 USDC pay-per-call.

Search Braintree transactions, customers and payment methods, and refund or void charges.