MCPJam/inspector
Test & Debug MCP servers, ChatGPT apps, and MCP Apps (ext-apps)
Provides local widget emulation for ChatGPT Apps SDK and MCP ext-apps with full JSON-RPC message inspection, eliminating the need for ngrok or ChatGPT subscriptions. Includes an OAuth debugger supporting all protocol versions (03-26, 06-18, 11-25) and an LLM playground with free access to frontier models (GPT-5, Claude Sonnet) or custom API keys. Supports MCP server introspection across tools, resources, prompts, and templates with complete protocol observability.
1,798 stars and 7,233 monthly downloads. Actively maintained with 173 commits in the last 30 days. Available on npm.
Stars
1,798
Forks
199
Language
TypeScript
License
—
Category
Last pushed
Mar 13, 2026
Monthly downloads
7,233
Commits (30d)
173
Dependencies
74
Get this data via API
curl "https://pt-edge.onrender.com/api/v1/quality/mcp/MCPJam/inspector"
Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.
Related servers
QuantGeekDev/mcp-framework
A framework for writing MCP (Model Context Protocol) servers in Typescript
arabold/docs-mcp-server
Grounded Docs MCP Server: Open-Source Alternative to Context7, Nia, and Ref.Tools
ariadng/metatrader-mcp-server
Model Context Protocol (MCP) to enable AI LLMs to trade using MetaTrader platform
googleapis/genai-toolbox
MCP Toolbox for Databases is an open source MCP server for databases.
rohitg00/awesome-devops-mcp-servers
A curated list of awesome MCP servers focused on DevOps tools and capabilities.