276+ 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 276+ battle-tested utilities via API, SDK, and MCP server.

API & SDK docsBrowse tools
Browser tools276+ tools, no loginREST API10k req/day on ProNode SDK692 functions, offlinePython SDK544 functions, offlineMCP Server237 tools in Claude & Cursor

Recently added

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codeNew
Dockerfile Explainer (AI)Paste a Dockerfile and get a plain-English, instruction-by-instruction walkthrough plus a list of concrete issues worth fixing, powered by GPT-4o mini
dataNew
MIDI File Info ReaderRead format, tick division, tempo, time signature, and per-track note counts directly from a Standard MIDI File's header and track chunks, without any playback or synthesis
mathNew
Tax-Equivalent Yield CalculatorConvert between a tax-free municipal bond yield and the equivalent taxable-bond yield given a marginal federal tax rate plus an optional state rate, in both directions
codeNew
TOTP / HOTP Code GeneratorGenerate the current TOTP code (RFC 6238) from a base32-encoded shared secret, or an HOTP code (RFC 4226) for a specific counter value, with 6-8 digits and SHA-1/SHA-256/SHA-512
codeNew
Markdown Footnote Extractor / ValidatorExtract every Markdown-Extra-style footnote reference ([^label]) and definition ([^label]: text) from a document, then flag references with no matching definition and definitions that are never referenced

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
276+ tools, client-side only, no login
MCP-ready for AI agents
237 tools in Claude Desktop & Cursor
REST API
Every tool at api.utilix.tech/v1
Node & Python SDK
692 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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