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MCP Config Validator

Checks the structural requirements MCP client configs share — a valid mcpServers object, a command or url per server, correctly typed args and env — before you spend time debugging a client that won't connect.

FreeNo sign-upRuns in your browser

How it works

  1. 1Paste your MCP config JSON
  2. 2Structural requirements are checked automatically
  3. 3Fix any flagged issues before use

Who this is for

  • Debugging why an MCP client won't load a server
  • Validating a config before sharing it with a team
  • Checking a config generated by another tool