What you need
- An Aries account and access to Client Center / Manage Account.
- Claude Desktop installed on your computer. Don’t have it| Download Claude Desktop (Windows or Mac).
Step 1: Get your Client ID (common for all platforms)
Your Client ID comes from an OAuth app you create in Client Center / Manage Account. Set the OAuth redirect URI there when you generate the key (for authentication only). Then copy your Client ID - you’ll enter only the Client ID in Claude Desktop. Do this once: Create an OAuth app in Client Center / Manage AccountStep 2: Add the Aries MCP server in Claude Desktop
Tell Claude Desktop how to connect to Aries by adding the Aries MCP server and your Client ID. Client ID is required - the MCP connection will not work without it.- Open Claude Desktop on your computer. (If you don’t have it yet, the link opens the download page.)
- Go to Settings (gear icon or File -> Settings).
- Open MCP or Integrations (the name may vary by version).
- Click Add server or Add MCP server and add the Aries MCP configuration (use the server URL or config from Aries).
- When asked for Client ID, paste the value from Step 1.
- If you see Redirect URI, enter:
https://mcp.aries.com/auth/callback. - Save.
Step 3: Complete the OAuth screen and grant permission
Start the connection from Claude Desktop. Your browser will open the Aries OAuth screen (sign-in and consent page) so you can approve access.- In Claude Desktop, start the connection (e.g. Connect to Aries or Enable the Aries MCP server).
- Your browser opens the Aries OAuth screen.
- Sign in with your Aries email and password.
- Review the permissions and click Allow or Approve.
- You’re redirected to the MCP callback; the gateway completes the token exchange. You’ll see a success message or return to Claude Desktop.
Step 4: You’re connected
Claude Desktop is now linked to your Aries account. You can ask in plain language, for example:- “What’s in my Aries portfolio|”
- “What’s the current price of AAPL|”
- “Place a limit buy order for 10 shares of MSFT at $400.”
Troubleshooting
More help: OAuth2 Guide - Troubleshooting.
How it works
The flowchart below shows the full connection flow. The sections under it are expandable - closed by default; click a step heading to open and see the details.Step 1: Client Center / Manage Account - get Client ID
Step 1: Client Center / Manage Account - get Client ID
Where: Client Center / Manage Account -> API
- Open Client Center / Manage Account and go to the API section.
- Click Generate Key.
- Fill in client name (e.g. “Claude MCP”), Redirect URI
https://mcp.aries.com/auth/callback, and scopes. The redirect URI is for authentication only. - Save and copy your Client ID (you only enter this in Claude).
Step 2: Claude Desktop - add Aries MCP server and Client ID
Step 2: Claude Desktop - add Aries MCP server and Client ID
Where: Claude Desktop -> Settings -> MCP or Integrations
- Open Claude Desktop on your computer. (If you don’t have it yet, the link opens the download page.)
- Go to Settings (gear icon or File -> Settings).
- Open MCP or Integrations.
- Click Add server or Add MCP server and add the Aries MCP configuration.
- When asked for Client ID, paste the value from Step 1.
- If you see Redirect URI, enter:
https://mcp.aries.com/auth/callback. - Save.
Step 3: OAuth screen - grant permission
Step 3: OAuth screen - grant permission
Where: Claude Desktop, then your browser (Aries OAuth screen)
- In Claude Desktop, start the connection (Connect to Aries or Enable the Aries MCP server).
- Your browser opens the Aries OAuth screen. The first-time permission grant appears only once - don’t miss it.
- Sign in with your Aries email and password and click Allow or Approve.
- You’re redirected to the MCP callback; the gateway completes the token exchange. You’ll see a success message or return to Claude Desktop.
Step 4: Connected - use Claude with Aries
Step 4: Connected - use Claude with Aries
Where: Claude DesktopClaude Desktop is linked to your Aries account. You can ask in plain language, for example:
- “What’s in my Aries portfolio|”
- “What’s the current price of AAPL|”
- “Place a limit buy order for 10 shares of MSFT at $400.”
Next steps
MCP Authentication
Common steps and all supported platforms.
Claude.ai (Web)
Connect Claude in the browser at claude.ai.
Claude Mobile
Connect Claude Mobile to Aries.
Claude Code
Add Aries MCP via Claude Code CLI.
Cursor
Add Aries MCP server in Cursor.
ChatGPT
Connect ChatGPT to Aries via MCP.
Perplexity
Connect Perplexity to Aries via MCP.
Microsoft Copilot Studio
Add Aries MCP tool in Copilot Studio.


