Memberstack MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Memberstack MCP or direct API to onboard new members, manage user access, handle payments, and update member details through natural language.

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Memberstack lets you add user authentication, payments, and member management to your website—no backend code required. Easily manage your site's members and subscriptions from a single platform.

8 Tools

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Type what you want done — sign in and watch it run live in the Tool Router playground.

TOOL ROUTER PLAYGROUND
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TOOLS

Supported Tools

Every Memberstack action and event your agent gets out of the box.

Create Member

Tool to create a new member in your application.

Delete Member

Tool to permanently delete a member from your application.

Get Member

Tool to retrieve a specific member by ID or email.

List Data Tables

Tool to retrieve all data tables in your Memberstack application.

List Members

Tool to retrieve a paginated list of all members in your application.

List Plans

Tool to list all available membership plans.

Remove Free Plan

Tool to remove a free plan from an existing member.

Update Member

Tool to update an existing member's information.

SETUP GUIDE

Connect Memberstack MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/mcp @ai-sdk/openai
Install the Composio SDK and your agent framework
2

Create a session with MCP enabled

typescript
import { Composio } from "@composio/core";

const composio = new Composio();
const { mcp } = await composio.create("your-user-id", {
  toolkits: ["memberstack"],
  mcp: true,
});
Create a session scoped to Memberstack and read its MCP URL and headers
3

Connect your agent to the MCP server

typescript
import { createMCPClient } from "@ai-sdk/mcp";
import { openai } from "@ai-sdk/openai";
import { generateText, stepCountIs } from "ai";

const client = await createMCPClient({
  transport: { type: "http", url: mcp.url, headers: mcp.headers },
});

const { text } = await generateText({
  model: openai("gpt-5.6-sol"),
  tools: await client.tools(),
  prompt: "List all active members with paid plans",
  stopWhen: stepCountIs(10),
});

console.log(text);
await client.close();
Pass the session's MCP URL and headers to your agent and run a Memberstack request
SETUP GUIDE

Connect Memberstack API Tool with your Agent

1

Install Composio

typescript
npm install @composio/core @composio/openai openai
Install the Composio SDK, the OpenAI provider, and the OpenAI SDK
2

Create a Composio session

typescript
import OpenAI from "openai";
import { Composio } from "@composio/core";
import { OpenAIResponsesProvider } from "@composio/openai";

const composio = new Composio({ provider: new OpenAIResponsesProvider() });
const client = new OpenAI();

const session = await composio.create("your-user-id", { toolkits: ["memberstack"] });
const tools = await session.tools();
Initialize Composio with the OpenAI Responses provider and create a session scoped to Memberstack
3

Run Memberstack tools with your agent

typescript
let response = await client.responses.create({
  model: "gpt-5.6-sol",
  tools,
  input: [{ role: "user", content: "List all active members with paid plans" }],
});

while (response.output.some((o) => o.type === "function_call")) {
  const outputs = await composio.provider.handleToolCalls(session, response.output);
  response = await client.responses.create({
    model: "gpt-5.6-sol",
    tools,
    previous_response_id: response.id,
    input: outputs,
  });
}

console.log(response.output_text);
Send a request, execute the Memberstack tool calls through the session, and print the final answer

Why Use Composio?

AI Native Memberstack Integration

  • Supports both Memberstack MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Memberstack data

Managed Auth

  • Built-in API Key handling with secure storage and rotation
  • Central place to manage, scope, and revoke Memberstack access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Memberstack
  • Scoped, least privilege access to Memberstack resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Memberstack requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

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