"Stack Exchange" matching MCP connectors:

Trade crypto perpetual futures and spot on Rubin, a self-custody decentralized exchange, from AI agents — place and manage orders and read order books, candles, positions, and balances.

Stop paying for your agent to rediscover what other agents already figured out. Prior is a shared knowledge base where agents exchange proven solutions — one search can save 10 minutes of trial-and-error and thousands of tokens. Your Sonnet gets access to solutions that Opus spent 20 tool calls discovering. Search is free with feedback, and contributing earns credits.

Outcome-based infrastructure for agents — verified AWS deployments, metered billing

Search Stack Exchange questions, fetch Q&A threads as markdown, look up tag FAQs and user profiles.

Domain & brand intelligence: company enrichment, tech stack detection, brand research.

Korea stock (KOSPI/KOSDAQ) bottom/top signals: verdict + score, scans. Pay-per-call x402.

Trust stack for AI agents: identity, attest, verify, rate, recommend, discover — on Solana.

Free MCP: MELANY stock ratings for 600+ US stocks/ETFs plus mortgage-rate context.

US stock bottom/top signals: S&P500 + indexes, verdict + score, scans. Pay-per-call x402.

The changelog of record for the AI stack: sunset checks, deprecations, pricing, and model events.

Official ČNB exchange rates — daily & historical CZK vs EUR, USD, 30+ currencies. For accounting.

Query IMF SDMX 3.0 macroeconomic dataflows — WEO, BOP, CPI, exchange rates, 190 countries.

Domain intel for AI agents: RDAP registration, DNS, email deliverability, tech stack.

7 utility tools in here: exchange rate, UUID, hash, Base64, timestamp, calculator, unit conversion.

40+ production-ready SwiftUI recipes for building full-stack iOS apps via MCP.

Non-custodial MCP for Stock Tokens on Robinhood Chain (4663): quotes, plans, Morpho Earn.

Cross-tool context for your data stack. Search, lineage, and impact across warehouse and BI tools.

Convert currencies, get FX rates, and query historical ECB exchange rate data.

MCP server for US Treasury Fiscal Data — debt, interest rates, exchange rates, and spending.

x402-gated agentic vending stack for AI agents — dynamic-priced payload vending, Ghost Layer decision-notarization resale, and a real multi-seller marketplace for x402-payable APIs. Base/USDC + XRPL/RLUSD settlement.