Does Jupyter MCP work with Cursor?
Yes. Jupyter MCP passed every step of our test in Cursor on Oct 13, 2026: it installed, connected, its tools were visible, and an agent used it to finish a real task.
Result
ResultPassed
Date testedOct 13, 2026
Plan tested onCursor Pro+
App version2026.10.12-d47ca18
Modelgpt-5.3-codex-low
Steps
- install OK
- connected OK
- tools visible OK
- agent task: run cell OK
From our own harness run, not the maker’s claims. How we test.
What happened in this run
Install config we used
{
"mcpServers": {
"jupyter": {
"command": "uvx",
"args": [
"jupyter-mcp-server"
],
"env": {
"JUPYTER_URL": "http://127.0.0.1:8888",
"JUPYTER_TOKEN": "•••",
"DOCUMENT_URL": "http://127.0.0.1:8888",
"DOCUMENT_TOKEN": "•••",
"RUNTIME_URL": "http://127.0.0.1:8888",
"RUNTIME_TOKEN": "•••",
"DOCUMENT_ID": "notebook.ipynb",
"ALLOW_IMG_OUTPUT": "false"
}
}
}
}Connection check
jupyter: readyTools the app saw
18 tools in the app (protocol check found 18).
Agent task: run cell
- Tool calls, in order:
jupyter:list_notebooks,jupyter:execute_code
Raw details from our harness log for this run. Secrets redacted.
Set it up in Cursor
Copy-paste config for every app is on the Jupyter MCP page. Not connecting? Cursor MCP troubleshooting.
Other apps we tested it in: Claude Code (passed).