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I Built Postman for MCP Servers Because Debugging JSON-RPC Shouldn't Be Hell

DEV Community·Naman Gupta·about 1 month ago
#Nb3VeG7N
#ai#opensource#debugging#mcphub#agent#servers
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If you're building with the Model Context Protocol (MCP) , you already know the pain. You write a server. You wire it up to Claude, Cursor, or your own agent. And then... you spend the next 3 hours running curl commands, squinting at raw JSON-RPC payloads, and guessing why your tool schema isn't being picked up. There had to be a better way. So I built one. Meet MCPHub — The Postman for MCP Live: mcp-hub-pi.vercel.app GitHub: github.com/namanxdev/MCPHub NPM Agent: @naman_411/mcphub-agent It's an open-source platform to develop, debug, and deploy MCP servers without losing your sanity. No bloat. No hand-holding. Just the tools you actually need. The Problem: MCP Debugging Is Still Stuck in 2010 MCP is genuinely the future of how LLMs interact with the world. But the developer experience? It's basically: Write a server Fire up your AI client Hope it works If it doesn't, add console.log everywhere and pray There's zero visibility into the wire protocol. No easy way to test individual tools.…

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