JSON Repair MCP Server

by grupoanesthy-specio.github.grupoanesthy-spec/json-repair-mcpv1.0.1

Repairs malformed JSON from LLM output, validated against a schema. Paid per call via Stripe.

Node.jsstdioofficial registry

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Active25d ago

Install JSON Repair MCP server

claude mcp add json-repair-grupoanesthy-spec -e JSON_REPAIR_API_KEY='<json-repair-api-key>' -- npx -y json-repair-mcp

{
  "mcpServers": {
    "json-repair-grupoanesthy-spec": {
      "command": "npx",
      "args": [
        "-y",
        "json-repair-mcp"
      ],
      "env": {
        "JSON_REPAIR_API_KEY": "<json-repair-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "json-repair-grupoanesthy-spec": {
      "command": "npx",
      "args": [
        "-y",
        "json-repair-mcp"
      ],
      "env": {
        "JSON_REPAIR_API_KEY": "<json-repair-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "json-repair-grupoanesthy-spec": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "json-repair-mcp"
      ],
      "env": {
        "JSON_REPAIR_API_KEY": "<json-repair-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "json-repair-grupoanesthy-spec": {
      "command": "npx",
      "args": [
        "-y",
        "json-repair-mcp"
      ],
      "env": {
        "JSON_REPAIR_API_KEY": "<json-repair-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
JSON_REPAIR_API_KEY	yes	yes	API key obtained by visiting https://json-repair-api-9ybv.onrender.com/signup (Stripe Checkout, one-time signup).
JSON_REPAIR_API_URL	—	—	Base URL of the hosted API. Defaults to the production endpoint if unset.

Freshness

Active — last maintenance signal 25d ago. The newest of the signals below sets the band.

Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-09-15 · 25d ago · official registry · v1.0.1

FAQ

›How do I install the JSON Repair MCP server in Claude Code?

Run: claude mcp add json-repair-grupoanesthy-spec -e JSON_REPAIR_API_KEY='<json-repair-api-key>' -- npx -y json-repair-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does JSON Repair require an API key?

Yes. It expects JSON_REPAIR_API_KEY, of which 1 is a secret.

›Can I use JSON Repair as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is JSON Repair in the official MCP registry?

Yes, as io.github.grupoanesthy-spec/json-repair-mcp.