json schema validator for Claude Code

io.github.ryuamarines/json-schema-validator

Validates JSON against a JSON Schema, lists violations. x402 payment required (testnet USDC).

client:Claude Code transport:streamable-http tools:1

Install json schema validator in Claude Code

run in your project directory

claude mcp add --transport http json-schema-validator https://faceted-napped-debtless.ngrok-free.dev/json-schema-validator/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs