marketing
Klaviyo
Klaviyo — full marketing-automation API: campaigns, flows, lists, segments, profiles, events, metrics, templates, coupons, forms, and reviews (345 actions).
What it does with Protobox
Connect Klaviyo once and its 345 tools become available to every agent talking to your MCP server: no separate integration code per client.
Works with
Claude, Cursor, ChatGPT, and any MCP-compatible client