Klaviyo MCP Server

Implementation Reference

• src/tools/profiles.js:156-168 (handler)

  Handler function that performs the deletion by calling klaviyoClient.del on the profiles endpoint.

  async (params) => {
    try {
      await klaviyoClient.del(`/profiles/${params.id}/`);
      return {
        content: [{ type: "text", text: "Profile deleted successfully" }]
      };
    } catch (error) {
      return {
        content: [{ type: "text", text: `Error deleting profile: ${error.message}` }],
        isError: true
      };
    }
  },

• src/tools/profiles.js:153-155 (schema)

  Zod schema defining the input parameter 'id' for the tool.

  {
    id: z.string().describe("ID of the profile to delete")
  },

• src/tools/profiles.js:151-170 (registration)

  Registration of the delete_profile tool via server.tool call.

  server.tool(
    "delete_profile",
    {
      id: z.string().describe("ID of the profile to delete")
    },
    async (params) => {
      try {
        await klaviyoClient.del(`/profiles/${params.id}/`);
        return {
          content: [{ type: "text", text: "Profile deleted successfully" }]
        };
      } catch (error) {
        return {
          content: [{ type: "text", text: `Error deleting profile: ${error.message}` }],
          isError: true
        };
      }
    },
    { description: "Delete a profile from Klaviyo" }
  );

• src/klaviyo-client.js:202-219 (helper)

  Supporting del function in Klaviyo client that handles the HTTP DELETE request with retry logic and error handling.

  export async function del(endpoint, data, fallbackFn) {
    return executeWithRetry(
      () => {
        const config = data ? { data } : undefined;
        return client.delete(endpoint, config);
      },
      'DELETE',
      endpoint,
      data,
      fallbackFn
    ).then(response => {
      // For DELETE requests that return 204 No Content
      if (response === undefined) {
        return { success: true };
      }
      return response;
    });
  }

• src/server.js:32-32 (registration)

  Call to registerProfileTools which includes the delete_profile tool registration.

  registerProfileTools(server);