"SQL-Based Technologies or Concepts" matching MCP connectors:

Valida regex, cron y SQL contra ejecucion real. Pago por llamada via x402/USDC.

AI access to Quadratic spreadsheets: open files, run Python/SQL, query connected databases.

40+ developer tools from Context7, Code Runner, Python Execute, NPM Sentinel, PlantUML, and Microsoft Learn. Docs lookup, code execution, security scanning. Starts at $0.01/call. Get your API key at app.xpay.sh or xpay.tools

Provides access to TakeProfit.com's Indie documentation and tooling — a Python-based scripting language for building custom cloud indicators and trading strategies on the TakeProfit platform.

Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.

Reasoning, code, anti-deception, memory harness MCP tools. Stdio or HTTPS api.ejentum.com/mcp