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MCPJam/inspector

Test & Debug MCP servers, ChatGPT apps, and MCP Apps (ext-apps)

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What it does

MCPJam Inspector is a local testing environment that lets developers build and debug AI-powered apps — including ChatGPT plugins and tools that connect AI assistants to external services — without needing paid subscriptions or third-party tunneling software. It includes a full simulator, a built-in chat interface, and tools to inspect how your app handles authentication and data exchange.

Why it matters

As the market for AI-connected apps explodes, the ability to iterate quickly on integrations with ChatGPT and similar platforms is becoming a real competitive advantage — and this tool removes two major friction points (cost and setup complexity) that slow teams down. With 136 contributors and nearly 2,000 stars, it signals strong developer demand for standardized tooling around the Model Context Protocol, which is fast becoming the plumbing layer for how AI assistants talk to the rest of the software world.

36Active

On the radar — signal detected

Stars
1.8k
Forks
204
Contributors
136
Language
TypeScript

Score updated Mar 23, 2026

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