Klaviyo's official MCP server connects AI tools to your Klaviyo account so they can work with your email and SMS marketing data. The recommended setup is the remote server with OAuth and dynamic client registration; a local server is also available via uvx using a private API key, with read-only mode as an option.
Also available as
Connect
- 1Connect it in ChatGPT
Turn on Developer mode in ChatGPT (Settings → Security and login), open Plugins, select + and paste https://mcp.klaviyo.com/mcp as the MCP server URL, then sign in with OAuth. Add it to a chat from the composer's tools menu.
- 2Or add it to Codex or the API
codex mcp add klaviyo --url https://mcp.klaviyo.com/mcp codex mcp login klaviyoThe login command opens a browser to finish OAuth.
Configs are generated from the publisher's documented endpoint. Check their docs for plan requirements and scopes. New to this? Read the step-by-step tutorial.
Things to ask
- “Which email campaigns had the best click rate last month?”
- “Summarize performance of the abandoned cart flow”
- “How many profiles are in the VIP segment?”
- “Draft a campaign for our weekend sale to engaged subscribers”
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