Tone Analyzer

Text REST API MCP

Analyze the emotional tone of English text with a rule-based word dictionary and return tone scores (joy, sadness, anger, fear, confidence, analytical, tentative, polite), the dominant tone, an overall sentiment with a 0-100 score, and a formality level. Needs at least 5 words. No AI model involved.

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

Use in the browser View as Markdown

Call it over MCP

Tool name findutils:tone_analyzer · 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": "tone_analyzer",
      "arguments": {
        "text": "I am so happy and excited about this wonderful news!"
      }
    }
  }'

Input schema

Argument	Type	Required	Description
text	string	yes	The text to analyse (at least 5 words).

Example arguments (verified)

{
  "text": "I am so happy and excited about this wonderful news!"
}

Also a REST endpoint

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

Open the REST reference for Tone Analyzer →

More Text tools

Case Convert

Convert a string between camelCase, PascalCase, snake_case, kebab-case, SCREAMING_SNAKE, Title Case, Sentence case, lower, UPPER.

Citation Generator

Generate a reference-list citation in APA 7, MLA 9, Chicago, or Harvard style for a book, website, journal, or article.

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,

Code Highlight Html

Returns syntax-highlighted HTML for a code snippet: HTML-escaped text wrapped in <span style="color: ..."> elements using one of six colour

Email Signature Generator

Generate an HTML email signature (table-based, inline styles, safe for Gmail/Outlook) from name, title, company, contact details and social

Html Entity Finder

Search the HTML entity catalog and return matching entities with their character, named entity, decimal code, hex code, and category.

Html Strip

Strip all HTML tags from a string, converting block tags to newlines and decoding common entities.

Html To Markdown

Convert HTML fragments to Markdown.