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json-render MCP Server: Tools, Setup for Claude Code, Cursor & More

Official · by VercelLocal
Getnpm@json-render/mcpvercel-labs/json-render
Stars
18.9K
on GitHub
Downloads
12.4K
a week
Works in
12
apps
Version
0.21.3
last commit Oct 2026

MCP Apps integration for @json-render/core. Serve json-render UIs as interactive MCP Apps in Claude, ChatGPT, Cursor, and VS Code.

Works in

12 should work

Tap an app to see how to set it up and any known problems.

Install json-render MCP

Claude Code

  1. 1

    Copy this prompt.

    Add the json-render MCP server to Claude Code. Run this command:

claude mcp add json-render -- npx -y @json-render/mcp

Then check that it loaded and tell me if I need to sign in or restart.
  2. 2

    Paste it into Claude Code. It shows the change and asks before running it.

Requires Node.js.

Built from the package data we hold. Not yet tested by us.

Tools

We don't list json-render MCP's tools here yet. After you connect it, ask your assistant "What can you do with json-render MCP?" to see them.

Security advisories

none published

No published security advisories as of Nov 1, 2026.

Information

updated Nov 2, 2026

Publisher
Vercel (official)
Package
@json-render/mcp
Registry
npm
Version
0.21.3
License
Apache-2.0
Last commit
Oct 30, 2026
Open issues
62

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Facts from the official MCP registry, GitHub, npm, PyPI and the Docker catalog. Updated Nov 2, 2026.