306+ tools · API · Node & Python SDK · MCP Server

The tool layer for developers
and AI agents

Your agents are only as good as the tools they can call. Utilix gives them 306+ battle-tested utilities via API, SDK, and MCP server.

API & SDK docsBrowse tools
Browser tools306+ tools, no loginREST API10k req/day on ProNode SDK724 functions, offlinePython SDK575 functions, offlineMCP Server266 tools in Claude & Cursor

Recently added

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regexNew
Regex Character Class BuilderBuild a regex character class (a [...] bracket expression) from checkboxes for letters, digits, and whitespace plus custom ranges and literal characters, with optional negation
mathNew
Sales Commission CalculatorCalculate a flat or tiered (marginal) sales commission from a sale amount, plus an optional base salary added to the total payout
textNew
Em Dash / En Dash / Hyphen Usage CheckerScan text for likely dash misuse: a hyphen surrounded by spaces where an em dash is probably intended, a double hyphen left unconverted, and inconsistent spacing around em dashes across the same document
mathNew
Credit Card Minimum Payment Payoff CalculatorSimulate paying only the minimum payment on a revolving credit card balance, given a minimum-payment formula (a percent of balance, a fixed dollar floor, or both), and see how many months and how much interest that actually takes
codeNew
Dockerfile LinterLint a Dockerfile for unpinned base images, missing WORKDIR/USER, and misused ADD

AI tools

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imageSVG Generator (AI)Generate SVG illustrations, icons, and graphics from a text description using GPT-4o
regexNL → Regex (AI)Describe what you want to match in plain English: get a regex pattern, explanation, and test cases powered by GPT-4o mini
codeCLI Builder (AI)Describe a terminal task in plain English: get the exact shell command with a breakdown of every flag, powered by GPT-4o mini
cssCSS Explainer (AI)Paste any CSS and get a plain-English breakdown of every selector and property: powered by GPT-4o mini
jsonJSON Schema Generator (AI)Describe your data in plain English: get a production-ready JSON Schema (Draft-07) instantly, powered by GPT-4o mini
Always free in browser
306+ tools, client-side only, no login
MCP-ready for AI agents
266 tools in Claude Desktop & Cursor
REST API
Every tool at api.utilix.tech/v1
Node & Python SDK
724 functions, offline, no API key

Works everywhere

Call from any language. Same key, same format.

POST JSON in, get JSON back. Pick a use case and a language to see how.

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// ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"utilix": {
"command": "npx",
"args": ["-y", "@utilix-tech/mcp"],
"env": {
"UTILIX_API_KEY": "YOUR_KEY"
}
}
}
}

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