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MCPJam 2

Views for ChatGPT apps is a new feature that lets teams building apps to capture a widget state, edit, and share it with others.

Code Video Cerebral Valley

Core trick

Captures a ChatGPT app widget's state into a shareable snapshot that can be edited and reopened in a storybook-style view.

Tags

dev tools

Description

Views for ChatGPT apps is a new feature that lets teams building apps to capture a widget state, edit, and share it with others. We want to provide a similar experience to storybook and this is our initial attempt.
MCPJam/inspector★ 2.3k298 forksTypeScriptNOASSERTIONCreated May 23, 2025 · last push Oct 27, 2026

README excerpt

<div align="center">

<h1>MCPJam</h1>

<img alt="MCPJam — the testing and evaluations platform for MCP server developers" src="./docs/images/readme-banner.png">

<p>
  <a href="https://app.mcpjam.com"><b>Hosted app</b></a> &nbsp;·&nbsp;
  <a href="https://docs.mcpjam.com"><b>Docs</b></a> &nbsp;·&nbsp;
  <a href="https://www.mcpjam.com"><b>Website</b></a>
</p>

[![npm version](https://img.shields.io/npm/v/@mcpjam/inspector?style=for-the-badge&color=blue)](https://www.npmjs.com/package/@mcpjam/inspector)
[![License: Apache 2.0](https://img.shields.io/badge/License-Apache%202.0-blue.svg?style=for-the-badge)](https://opensource.org/licenses/Apache-2.0)
[![Discord](https://img.shields.io/badge/Discord-Join%20Server-5865F2.svg?style=for-the-badge&logo=discord&logoColor=white)](https://discord.gg/JEnDtz8X6z)

</div>

**MCPJam** is the open-source **testing & evaluations platform for MCP server developers** who ship. Interactively test tools, prompts, resources, and authorization across 16 client configurations and 170+ models. Run evals on test cases, get insights on what's breaking, and gate regressions to secure every deployment.

# 🚀 Quick start

Open the hosted app. No install needed.

👉 **[app.mcpjam.com](https://app.mcpjam.com)**

... or run MCPJam locally for HTTP/S and local STDIO servers:

```bash
npx @mcpjam/inspector@latest
```

# 👋🏽 Why MCPJam

Clients like ChatGPT, Claude, and Cursor all read your server differently. MCPJam catches those differences, shows where your se

Team