Klaviyo MCP Server

Implementation Reference

• src/tools/profiles.js:13-25 (handler)

  Handler function for the 'get_profiles' tool. Fetches profiles from the Klaviyo API using klaviyoClient.get and returns the JSON-stringified response or an error message.

  async (params) => {
    try {
      const profiles = await klaviyoClient.get('/profiles/', params);
      return {
        content: [{ type: "text", text: JSON.stringify(profiles, null, 2) }]
      };
    } catch (error) {
      return {
        content: [{ type: "text", text: `Error retrieving profiles: ${error.message}` }],
        isError: true
      };
    }
  },

• src/tools/profiles.js:8-12 (schema)

  Zod schema defining the input parameters for the 'get_profiles' tool: optional filter, page_size (1-100), and page_cursor.

  {
    filter: z.string().optional().describe("Filter query for profiles"),
    page_size: z.number().min(1).max(100).optional().describe("Number of profiles per page (1-100)"),
    page_cursor: z.string().optional().describe("Cursor for pagination")
  },

• src/tools/profiles.js:6-27 (registration)

  Registration of the 'get_profiles' tool using server.tool, including schema, inline handler, and description. Part of registerProfileTools function.

  server.tool(
    "get_profiles",
    {
      filter: z.string().optional().describe("Filter query for profiles"),
      page_size: z.number().min(1).max(100).optional().describe("Number of profiles per page (1-100)"),
      page_cursor: z.string().optional().describe("Cursor for pagination")
    },
    async (params) => {
      try {
        const profiles = await klaviyoClient.get('/profiles/', params);
        return {
          content: [{ type: "text", text: JSON.stringify(profiles, null, 2) }]
        };
      } catch (error) {
        return {
          content: [{ type: "text", text: `Error retrieving profiles: ${error.message}` }],
          isError: true
        };
      }
    },
    { description: "Get profiles from Klaviyo" }
  );