Best AI Browser Agents in 2026: Browser Use, Stagehand, Claude in Chrome and AI Browsers

A browser agent reads web pages and acts on them like a person would: clicking, typing, filling forms and moving between sites. That makes it the universal integration for websites without an API, and also the riskiest kind of agent to give your accounts to. The products fall into three groups that solve different problems.

1. Libraries for developers who automate the web

These let you build browser automation where some steps are written in natural language ("click the cheapest flight") instead of brittle selectors, and run it on your own machine or in a cloud of browsers.

• Browser Use is the most-starred open-source library: Python, works with many models, with an optional pay-as-you-go cloud.
• Stagehand from Browserbase mixes natural-language actions with ordinary code in TypeScript, Python and Go, which keeps the predictable parts deterministic.
• Skyvern adds computer vision and is aimed at business workflows such as forms and portals; self-hosted under AGPL or as a managed cloud.
• Amazon Nova Act is AWS's service for fleets of UI-automation agents, priced per agent hour.

Choose a library when the task repeats, runs unattended and must be logged and tested. For scraping in particular, see AI agents for web scraping.

2. Agents that work in your own browser

These run inside the browser you already use, signed in to your accounts, and take over a tab when you ask.

Claude in Chrome and Google's Gemini in Chrome come with their makers' paid plans; Nanobrowser is an open-source extension that uses your own model keys. They suit one-off personal tasks: filling a long form, collecting information from several sites, booking something.

3. AI browsers

A whole browser built around an assistant that can read across tabs and act for you.

They are the easiest to start with and the hardest to automate reliably. Treat them as a better everyday browser with an agent attached, not as an automation platform.

Safety: what to check before letting an agent browse for you

Browser agents read untrusted content. A web page, an email or a review can contain hidden text written to instruct the agent ("prompt injection"), and an agent signed in to your accounts can do real damage if it follows it.

• Use a separate browser profile with only the accounts the task needs.
• Keep confirmation on for purchases, sending messages and anything irreversible.
• Prefer agents that show each step and let you take over.
• For automation at work, run agents in isolated cloud browsers rather than on an employee's logged-in browser.

The full ranking

#	Agent	Gid Score	Downloads 7d	7d	30d	Stars	Latest release
28	Browser UseBrowser Use	60	2M	▼down 14.5%	—	117K+92/day	0.13.113d ago
30	StagehandBrowserbase	59	2.1M	▼down 11.8%	▲up 36.8%	25.6K+13/day	3.7.343d ago
34	agent-browserVercel Labs	58	1.7M	▼down 19.9%	▲up 59.8%	43.7K+44/day	0.39.0yesterday
71	ARTEMIS NewGoogle	48	—	—	—	11.3K+52/day	—
80	BrowserSkillTencent	46	—	—	—	8,521+68/day	0.3.210d ago
115	Obscurah4ckf0r0day	41	—	—	—	28.7K+71/day	0.2.46d ago
125	Open-AutoGLMZ.ai	39	—	—	—	26.4K+6/day	—
126	CloakBrowser NewCloakHQ	39	182K	▼down 62.1%	▼down 25.1%	32K+25/day	154.0.8037.57…4d ago
189	PinchTabPinchTab	32	—	—	—	10.3K+4/day	0.15.245d ago
201	SkyvernSkyvern AI	30	6,551	▲up 28.1%	▼down 3.7%	23.2K+7/day	1.0.559d ago
227	Amazon Nova ActAmazon (AWS)	25	78.7K	▲up 11.0%	▼down 29.7%	918	3.4.187.05mo ago
230	Nanobrowser NewNanobrowser team	25	—	—	—	14K+25/day	0.2.08d ago
236	PC Perplexity CometPerplexity AI	24	—	—	—	—	—
272	D DiaThe Browser Company of New York (Atlassian)	16	—	—	—	—	—
299	ON Opera NeonOpera (Opera Norway AS)	8	—	—	—	—	—

Usage for libraries comes from package downloads; for browsers and extensions, from installs and web attention. More in the browser agents category.