Code Diff Checker MCP tool

MCP findutils:code_diff_checker

Returns a line-by-line diff of two code snippets: each line marked added, removed or unchanged with its original and modified line numbers, plus addition/deletion counts and a unified patch text. Can ignore whitespace and letter case when comparing.

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Arguments

application/json

original

string required

The original code.
modified

string required

The modified code.
ignore_whitespace

boolean optional

Collapse runs of whitespace and trim lines before comparing. Default: false. Default false.
ignore_case

boolean optional

Compare lines case-insensitively. Default: false. Default false.

Example arguments

Verified

{
  "original": "a\nb\nc",
  "modified": "a\nx\nc"
}

claude mcp add findutils --transport http https://mcp.findutils.com/ --header "Authorization: Bearer YOUR_API_KEY"

{
  "mcpServers": {
    "findutils": {
      "url": "https://mcp.findutils.com/",
      "headers": {
        "Authorization": "Bearer YOUR_API_KEY"
      }
    }
  }
}

curl -X POST https://mcp.findutils.com/ \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
      "name": "code_diff_checker",
      "arguments": {
        "original": "a\nb\nc",
        "modified": "a\nx\nc"
      }
    }
  }'

Also a REST endpoint

The same tool answers plain HTTP at POST /api/tools/code-diff-checker/execute.

REST reference

Rate limit: 120 a minute, per IP
Auth: API key
REST id: code-diff-checker
MCP name: code_diff_checker
Category: Text
Machine-readable: openapi.json · markdown.md

Arguments

Example arguments

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