agent-browser

agent-browser

Vercel Labs
+
+

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About

Lightpanda is an open source headless web browser designed specifically for AI systems and large-scale web automation workloads. Unlike traditional browsers such as Chrome or Firefox that are built primarily for human interaction and graphical rendering, Lightpanda is engineered from the ground up for machines and automated processes. It runs without a graphical interface and focuses only on the components required for programmatic web interaction, such as HTML parsing, DOM tree construction, and JavaScript execution. By eliminating visual rendering tasks like layout calculations, image loading, and pixel painting, the system dramatically reduces resource usage and improves performance for automation tasks. Lightpanda was built from scratch using the Zig programming language rather than modifying an existing browser engine, allowing it to be optimized for speed, reliability, and minimal memory consumption.

About

agent-browser is a browser automation CLI designed specifically for AI agents, with compact text output that minimizes context usage and a 100% native Rust architecture. Its agent-first approach uses concise output instead of verbose JSON, helping reduce token consumption during browser automation. The snapshot command returns an accessibility tree where every interactive element receives a unique reference, allowing agents to select elements deterministically without repeatedly querying the DOM. More than 50 commands cover navigation, forms, screenshots, network activity, storage, files, tabs, frames, and debugging. Built-in observability features include video recording, streaming, debugging, profiling, and page diffing, while dedicated workflows support modern applications through network control, React and Web Vitals analysis, init scripts, and Next.js and Vercel integrations.

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Developers and AI engineers who need a fast, lightweight headless browser to automate websites, build AI agents, and perform large-scale web scraping or testing

Audience

AI developers and agent builders seeking to automate browser interactions efficiently through deterministic, context-efficient command-line workflows

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Supported
Online Supported

API

Offers API Supported

API

Offers API Not Supported

Screenshots and Videos

Screenshots and Videos

Pricing

No information available.
Free Version Supported
Free Trial Not Supported

Pricing

Free
Free Version Supported
Free Trial Not Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Lightpanda
Founded: 2022
United States
lightpanda.io

Company Information

Vercel Labs
Founded: 2015
United States
agent-browser.dev/

Alternatives

agent-browser

agent-browser

Vercel Labs

Alternatives

Kitesurf

Kitesurf

Cloudflare

Categories

AI Browsers Supported
Headless Browsers Supported

Categories

Agentic AI Supported
Browser Automation Supported

Integrations

Chrome DevTools Not Supported
HTML Supported
JavaScript Supported
Keenable Supported
Next.js Not Supported
Puppeteer Supported
Rust Not Supported
Vercel Not Supported
Workers by Delos Supported
Zig Supported

Integrations

Chrome DevTools Supported
HTML Not Supported
JavaScript Not Supported
Keenable Not Supported
Next.js Supported
Puppeteer Not Supported
Rust Supported
Vercel Supported
Workers by Delos Not Supported
Zig Not Supported
Claim Lightpanda and update features and information
Claim Lightpanda and update features and information
Claim agent-browser and update features and information
Claim agent-browser and update features and information