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How to connect Nasdaq to Claude

Connect Claude Web, Desktop and Cowork to Nasdaq MCP. Get real-time quote for aapl stock, show analyst ratings for tsla this week, and more using natural language, with authentication handled for you.

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Nasdaq Data Link delivers real-time exchange and financial data via API. It's a modern solution for seamless, reliable access to market information.

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Introduction

Claude is Anthropic's AI assistant, available on the web, in the desktop app, and on mobile. Cowork is its agent for knowledge work, and it runs on all of those surfaces too. Connected to your apps, Claude can work with your files and services to accomplish complex tasks on your behalf.

This guide walks you through the easiest and most secure way to connect your Nasdaq account to Claude via Composio Connect, enabling it to get real-time quote for AAPL stock, show analyst ratings for TSLA this week, retrieve dividend history for MSFT, and more such actions on your behalf without compromising your account security.

Setup is the same on Claude Web, Desktop, and Cowork, and you only need to do it once. The connector is tied to your account, so it's available in all three.

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Connecting Nasdaq to Claude Web, Desktop, and Cowork

Two ways to add the Composio connector. Pick whichever you prefer.

1. Add with one click

Click the button. Claude opens with the Composio connector filled in. Click Add, then go to step 2.

Add to Claude

Add manually

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

2. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Web, Desktop, and Cowork

3. Connect your Nasdaq account

Back in Claude, ask it to connect to Nasdaq or give it any Nasdaq-related task.

For example, ask Claude to:

  • "Get real-time quote for AAPL stock"
  • "Show analyst ratings for TSLA this week"
  • "Retrieve dividend history for MSFT"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Claude, and your Nasdaq account is ready to use.

What is the Nasdaq Claude Connector, and what's possible with it?

The Nasdaq MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Nasdaq Data Link account. It provides structured and secure access to real-time financial data, analyst ratings, dividend histories, and more, so your agent can fetch live quotes, analyze trends, retrieve historical performance, and power your financial insights automatically.

  • Real-time stock quote retrieval: Instantly get up-to-the-second price quotes and market data for any supported symbol, enabling timely investment decisions and market monitoring.
  • Analyst ratings and target price lookup: Access the latest analyst recommendations and price targets for specific symbols to inform your trading strategies and research.
  • Historical dividend tracking: Retrieve detailed dividend history for any stock, supporting portfolio income analysis and historical return calculations.
  • Table metadata and structure exploration: Let your agent fetch and understand datatable schemas, making it easy to build data-driven applications with accurate column definitions and sample data.
  • Targeted data row and table queries: Pull specific rows or tables updated on certain dates, supporting custom research, analysis, and reporting workflows.

Troubleshooting

1. Why does Claude not use the Composio connector for Nasdaq?

The connector can show as connected, but Claude must use it in each Nasdaq conversation.

  • Click + at the lower left of the chat, or type /.
  • Hover Connectors.
  • Turn on Composio.
  • Ask Claude to connect to Nasdaq again.

2. Why does Claude show an MCP server error before Nasdaq connects?

Claude can show Couldn't reach the MCP server or Authorization with the MCP server failed when you add the connector for Nasdaq.

  • Check that the connector URL is https://connect.composio.dev/mcp.
  • Connectors run from Anthropic's cloud, so your device network is usually not the problem.
  • Add the connector again from Customize > Connectors, then ask Claude to connect Nasdaq.
  • If it fails again, send the error and the ofid_ reference id to support@composio.dev.

3. Why does the Nasdaq authorization link not work?

The Composio connector is one server. Your Nasdaq account connects separately when Claude asks for it.

  • If the browser does not open, or the link expires, ask Claude to retry the Nasdaq connection.
  • Composio creates a fresh Nasdaq authorization link.
  • Open that link in your browser and finish the Nasdaq sign-in.

4. Why do Nasdaq actions fail after they worked before?

The Nasdaq connection can expire or lose permission.

  • Ask Claude to inspect the Nasdaq connection.
  • If the connection is unhealthy, disconnect it when Claude prompts you.
  • Reconnect the Nasdaq account and retry the action.
  • If Claude shows a permission prompt, approve it before Claude changes data in Nasdaq.
  • If the action still fails with a permission error, check that the connected account has that permission in Nasdaq itself.

5. How do I switch to a different Nasdaq account?

Claude can manage the Nasdaq connection for you.

  • Ask Claude to disconnect or delete the current Nasdaq account.
  • Ask Claude to connect Nasdaq again.
  • Open the new Composio authorization link for Nasdaq.
  • Sign in with the other Nasdaq account in the browser.
  • After the account connects, ask Claude to retry the Nasdaq task.

6. Why is my Nasdaq connection missing in Claude Desktop or on a Team plan?

The connector belongs to your Claude account, so your Nasdaq connection works in Claude Web, Desktop, and Cowork.

  • In Claude Desktop, open Customize > Connectors.
  • Next to Composio, click ⋮ and click Clear cache.
  • If Nasdaq tools still do not appear, click ⋮, disconnect, remove the connector, and add it again.
  • On Team or Enterprise, an Owner or Primary Owner must enable the connector before you can connect Nasdaq.
TOOLS

Supported Tools

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

Get Analyst Ratings and Target Prices

Retrieves comprehensive analyst ratings and target price data for a stock symbol from Zacks Investment Research.

Get Datatable Bulk Export

Tool to request a bulk export of a NASDAQ Data Link datatable.

Get Datatable Metadata

Tool to retrieve metadata for a NASDAQ Data Link datatable.

Get Dividend Fundamentals

Retrieves quarterly dividend-related fundamentals for a specific stock ticker from SHARADAR SF1 database.

Get Stock Price Data

Retrieves end-of-day historical stock price data for a specific ticker symbol from the QUOTEMEDIA database.

Get Table Row By Filter

Retrieves rows from a NASDAQ Data Link datatable by filtering on a specified column and value.

Get Datatables Updated on Specific Date

Retrieves Nasdaq Data Link datatables (databases) that were last updated on a specific date.

FRAMEWORKS

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OpenAI Agents SDK logo

OpenAI Agents SDK

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Claude Agent SDK logo

Claude Agent SDK

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Claude Code

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Codex logo

Codex

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OpenClaw logo

OpenClaw

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Hermes logo

Hermes

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Atomic Agent logo

Atomic Agent

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Google ADK logo

Google ADK

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LangChain logo

LangChain

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Vercel AI SDK logo

Vercel AI SDK

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Mastra AI logo

Mastra AI

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LlamaIndex logo

LlamaIndex

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CrewAI logo

CrewAI

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Pydantic AI logo

Pydantic AI

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AutoGen logo

AutoGen

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FAQ

Frequently asked questions

With a standalone Nasdaq MCP server, the agents and LLMs can only access a fixed set of Nasdaq tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Nasdaq and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Nasdaq tools.

Yes, absolutely. You can configure which Nasdaq scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Nasdaq data and credentials are handled as safely as possible.

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