Browserless

7 tools available

Browserless is a service that provides headless browser automation, allowing users to run automations on their own sites with browser infrastructure.

Connect Browserless to Definable to triage issues, review pull requests, monitor builds. Personas call Browserless's 7 tools directly from chat or scheduled flows. Wire it into a triage, review, or release-management persona — every action runs scoped, reviewable, and logged.

Common workflows with Browserless

01

Triage incoming issues

  1. Webhook fires on every new issue
  2. Persona summarises and labels it
  3. Assigns the right engineer
02

Auto-review PRs

  1. Pull the diff
  2. Run a code-review persona
  3. Post structured feedback as PR comment
03

Failing-build alerts

  1. CI sends a failure event
  2. Agent inspects logs and stack trace
  3. Drops a debug summary in Slack
04

Release notes from commits

  1. Read commits since last tag
  2. Group by type with the model
  3. Post to a changelog channel

Browserless actions 7

Every Browserless action below is a callable tool any Definable persona can invoke.

Download file using Puppeteer script

This tool allows downloading files that Chrome has downloaded during the execution of puppeteer code. It sets up a blank page, creates a fresh download directory, injects the provided code, and executes it. Once the script finishes, any downloaded files from Chromium are returned with the appropriate content-type header.

Execute Custom Function

A tool that allows executing custom Puppeteer scripts via HTTP requests. This endpoint enables users to run browser automation tasks without managing their own infrastructure.

Fetch HTML Content

This tool fetches the complete HTML content of a webpage using Browserless's content API. It's designed to retrieve the full HTML contents of any website, including dynamically generated content.

Generate PDF from webpage

This tool generates a PDF from a specified webpage using browserless's PDF generation API. It allows specifying the URL of the webpage along with parameters such as format, filename, and waitUntil options to control the PDF generation process.

Scrape webpage content using CSS selectors

A tool to extract structured content from a webpage by specifying CSS selectors. The tool navigates to the specified URL, waits for the page to load (including parsing and executing JavaScript), and returns the selected elements in a structured JSON format.

Take Screenshot

A tool that captures a screenshot of a webpage using browserless's screenshot API. The tool takes a URL and returns either a PNG or JPEG image. It includes options for full page capture, image type, quality, and clipping coordinates.

Unblock Protected Content

This tool provides access to content from websites that implement bot protection mechanisms. It is designed to bypass various types of protection (such as CAPTCHA and bot detections) and return the HTML content of the protected webpage, with optional customization through parameters like waitFor, timeout, and stealth mode.

Frequently asked questions

What can I automate with Browserless on Definable?

Anything Browserless exposes through its API. Common developer tools workflows on Definable include triage issues, review pull requests, monitor builds. Personas can call any of the 7 Browserless tools directly, then chain the result into another integration without you writing code.

How does Browserless authentication work?

Browserless uses API_KEY on Definable. You connect once from the integrations page, scoped to the permissions you choose, and from then on any persona that has the integration enabled can act on your behalf. Tokens are encrypted at rest and rotated automatically.

Is the Browserless integration included in my Definable plan?

Yes — every Definable plan, including Starter, includes access to all 7 Browserless tools. You only need a separate Browserless subscription if Browserless itself charges per seat or per API call.

Is using Browserless through Definable secure?

Every call from a persona to Browserless is logged with the user, persona, prompt, and response. Tokens never leave Definable's secrets vault, scopes are configurable per persona, and you can revoke access at any time from the integration page.

How do I get started with Browserless on Definable?

Sign up for Definable, open the integrations page, find Browserless, and connect via OAuth or API key. You can immediately attach Browserless to any persona and start running workflows. The free Starter plan includes 5,000 credits/month.

What Browserless actions does Definable expose?

Definable exposes all 7 Browserless actions as callable tools — including `Download file using Puppeteer script`, `Execute Custom Function`, `Fetch HTML Content`, plus 4 more. Each tool gets a typed parameter schema so personas know exactly how to call it.

Ready to automate with Browserless?

Wire it up in minutes. No coding required.

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