Once installed, Copilot Chat in Agent mode can call Quadratic tools to read values, write formulas, run Python and SQL, and build charts — side-by-side with your code.
How to add Quadratic MCP to VS Code
- 1
Click "Add to VS Code"
VS Code will open (or focus if already running) and display a prompt to install the Quadratic MCP server. - 2
Trust the server
Approve the install in VS Code. Quadratic is written to your user settings under servers and becomes available in Chat. - 3
Open Copilot Chat in Agent mode
Press Cmd/Ctrl + Shift + I to open Copilot Chat. Switch the mode picker from Ask to Agent. You'll see Quadratic listed under available tools. - 4
Authenticate with Quadratic
The first time Copilot calls Quadratic it will open an OAuth flow in your browser. Sign in with your Quadratic account and approve access. - 5
Use Quadratic in chat
Try a prompt like "In my Quadratic CRM sheet, list the top 5 stalled deals and draft a follow-up."
Prefer editing settings.json?
VS Code reads MCP servers from your user settings under the servers key. Open Preferences: Open User Settings (JSON) and merge in the snippet below.
settings.json
{
"servers": {
"quadratic": {
"type": "http",
"url": "https://mcp.quadratichq.com/"
}
}
}VS Code + Quadratic MCP FAQs
Do I need GitHub Copilot to use MCP in VS Code?
Yes. VS Code’s MCP support is exposed through Copilot Chat Agent mode. You need an active GitHub Copilot subscription (individual, business, or enterprise).
Is Quadratic MCP available in Chat Ask mode?
MCP tools are only available in Agent mode. Switch the chat mode picker from Ask to Agent to access Quadratic.
Can I install MCP at the workspace scope?
Yes. Add the same "servers" block to a .vscode/mcp.json file in your project to share the Quadratic MCP server with teammates via version control.
What if I’m using VS Code Insiders?
Use the VS Code Insiders install button on the VS Code Insiders setup page.
What is the Quadratic MCP URL?
The Quadratic MCP server is hosted at https://mcp.quadratichq.com/. Paste this URL into your VS Code MCP configuration.
Is Quadratic MCP free?
Yes. Quadratic MCP is included with every Quadratic plan, including the free tier. You only need a Quadratic account and a supported AI client.
Is it secure?
Yes. Quadratic MCP uses OAuth 2.0 to authenticate each AI client with your Quadratic account. Your AI only sees files and data you already have access to, and you can revoke any connected client at any time in Quadratic settings.
What can I do with Quadratic MCP in VS Code?
Once connected, VS Code can read values from your Quadratic sheets, write cells and formulas, run Python and SQL, and build charts. Ask VS Code any question about your spreadsheets the same way you’d ask about a PDF or URL.
Which other AI clients support Quadratic MCP?
Cursor, VS Code, Claude, ChatGPT, and Windsurf all work with Quadratic MCP today, plus any other client that supports remote Streamable HTTP MCP servers. See the full list.
