Customjs

CustomJS is a code-first automation platform that enables seamless integration of custom JavaScript logic into various systems and technologies, allowing users to extend applications by writing functions for tasks like sending emails, generating PDFs, or updating CRM data fields.

5 actions Integration catalog
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01 · WHAT THE AGENT CAN DO

Actions

Every capability is a discrete, logged action the agent calls by name — scoped to what you authorize and recorded in the run trace.

Authenticate CustomJS API KeyCUSTOMJS_AUTHENTICATE_API_KEY
Authenticate and validate a CustomJS API key. Returns workspace details, request limits, and decoded JWT token information including user email. Use this to verify an API key is valid before making other CustomJS API calls.
Convert HTML to PDFCUSTOMJS_CONVERT_HTML_TO_PDF
Convert HTML content to a PDF document. Use this tool to generate PDF files from raw HTML markup. Supports: - Complete HTML documents or fragments - Inline CSS styling (colors, fonts, tables, borders, backgrounds) - Unicode characters and special symbols - Multi-page documents Returns raw PDF bytes suitable for file storage or download.
Convert HTML to PNGCUSTOMJS_CONVERT_HTML_TO_PNG
Tool to convert HTML string to PNG image. Use when you need a PNG from HTML after preparing your markup.
Merge multiple PDFs into oneCUSTOMJS_MERGE_PDFS
Merge multiple PDF files from URLs into a single PDF document. Use this tool when you need to combine two or more PDF documents into one. The PDFs are merged in the order provided. All input URLs must be publicly accessible. Returns a downloadable merged PDF file.
Run Puppeteer ScriptCUSTOMJS_RUN_PUPPETEER_SCRIPT
Execute a Puppeteer script in a headless browser and capture a screenshot. Use this tool for browser automation tasks such as navigating to URLs, interacting with page elements, extracting data, or capturing visual snapshots of web pages. The script runs in a sandboxed Puppeteer environment with access to a 'page' object.