MCP connectors by io.usefulapi
GET /v1/connectors — MCP directory API referenceRead audiences, members, campaigns and reports; add, update, tag and archive subscribers.
Send email and read templates, marketing contacts, lists, stats, bounces and unsubscribes.
Query site stats, realtime visitors, breakdowns and goals from Plausible Analytics.
Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus.
Query people, segments, campaigns, and message deliveries; send transactional email or broadcasts.
Send SMS/MMS, manage contacts, and read campaigns, messages and media on SimpleTexting.
Verify US & international addresses and send physical mail (postcards, letters, checks) via Lob.
Read subscribers, groups, campaigns, fields, segments, automations, webhooks; safe additive writes.
List and create Keap contacts, companies, tasks, opportunities, orders, tags and campaigns.