Customer.io

Optimize customer journeys without leaving ChatGPT or Codex. Explore your Customer.io workspace, understand campaign performance, and turn insights into action in one connected workflow.

Review and manage Journeys and Data Pipelines, craft polished emails with Design Studio guidance, and get hands-on support for SDK implementation and troubleshooting—all through Customer.io’s official MCP server, with access scoped to the workspace you authorize.