"Elastic Stack" matching MCP connectors:

Slack MCP without OAuth — 21 tools, session-based, local-first. Free OSS + hosted tier from $19/mo.

Telegram bridge for your MCP-compatible agent. Bidirectional, no LLM in our stack.

Communication stack for AI agents: SMS, AI voice calls, phone numbers, and account events.

Enable interaction with Slack workspaces. Supports subscribing to Slack events through Resources.

Zapier MCP connects AI tools like Claude, ChatGPT, and Cursor to over 8,000 apps and 30,000+ actions, enabling AI to perform real-world tasks such as sending messages, searching data, scheduling events, and updating records. It acts as a translator between AI tools and apps, handling authentication, rate limits, and retries automatically, transforming AI from a conversational tool into a functional extension of your business stack.