Json Visualizer

Data REST API MCP

Return a text tree outline, structure statistics, and JSONPath list for a JSON document. Stats count objects, arrays, strings, numbers, booleans, nulls, total keys, and max depth; paths are emitted as $.a.b[0] expressions for every object or array node.

This page documents the MCP tool findutils:json_visualizer. See the REST reference →

Use in the browser View as Markdown

Call it over MCP

Tool name findutils:json_visualizer · no API keys · 120 requests/min per IP

Claude Code

claude mcp add findutils --transport http https://mcp.findutils.com/

Claude Desktop — claude_desktop_config.json

{
  "mcpServers": {
    "findutils": {
      "url": "https://mcp.findutils.com/"
    }
  }
}

Raw JSON-RPC (any MCP client) — verified example

curl -X POST https://mcp.findutils.com/ \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
      "name": "json_visualizer",
      "arguments": {
        "json": "{\"user\":{\"id\":1,\"roles\":[\"admin\"]},\"ok\":true}"
      }
    }
  }'

Input schema

Argument	Type	Required	Description
json	string	yes	JSON document to analyze.
max_paths	integer	no	Maximum number of JSONPath entries to return (1-5000). Default: 500. Default: 500.
max_depth	integer	no	Maximum nesting depth shown in the outline (0-50). Default: 6. Default: 6.

Example arguments (verified)

{
  "json": {
    "user": {
      "id": 1,
      "roles": [
        "admin"
      ]
    },
    "ok": true
  }
}

Arguments that carry JSON as a string are shown decoded for readability. The Copy button copies the exact wire arguments.

Also a REST endpoint

The same tool answers plain HTTP at POST /api/tools/json-visualizer/execute — no key, 60 requests/min.

Open the REST reference for Json Visualizer →

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