"Overview of Command Line Interface Usage" matching MCP connectors:

Query and join across SaaS tools, SQL, and NoSQL databases through one unified SQL interface.

MCP server for Autumn — read customers, plans, balances & invoices; track usage and attach plans.

Read-only phone intelligence for AI voice agents — line type, risk, DNC, signed receipts.

Reply.io is a sales engagement platform used by thousands of B2B sales teams to automate multichannel outreach — email, LinkedIn, calls, SMS, and WhatsApp. The Reply.io MCP server exposes the platform's core functionality as tools that any MCP-compatible AI model can call directly. The MCP server is hosted by Reply.io and authenticated via API key. No self-hosting or open-source setup is required.

Guarded MCP server for agent-readable business truth, provenance, readiness, and discovery.

Historis keeps track of what happened — so you and your AI are never out of sync.

Search, save, and export from a database of 220M+ B2B contacts. Filter by job title, seniority, industry, location, company size, and more.