- Pin the MCP extra to mcp 2.1.1.
- Pin release build tooling to build 1.6.0 and setuptools 84.0.0.
- Preserve the Chrome permission and macOS accessibility reliability improvements from 0.1.12.
- 251 unit tests passed with the MCP extra.
- pip-audit found no known vulnerabilities in the resolved environment.
- Wheel and source distribution built successfully.
Browser Harness by Browser Use
Browser Harness | Self-healing harness that enables LLMs to complete any task.
Browser and computer-use agents
New · Added to AgentGid on Oct 13, 2026Open source · MITFree to start
Recently added on Oct 13, 2026. The description, category and pricing were filled in from public metadata and have not been checked by an editor yet.
Price
Free (OSS)
free and open source
Popularity
#2 in Browser
Gid Score 54 / 100 · #28 of 260 ranked AI agents
Trend
Growing fast
usage up 31.7% over 30 days
Development
Updated recently
latest 0.1.13, 47d ago
Community
18.5K GitHub stars
2.3M package downloads a week
Usage data: latest readings Oct 18 to Oct 20, 2026, last checked Oct 20, 06:30 UTC. Date of each number
What Browser Harness does
It is free and open source (MIT); you pay only for the models it calls.
Key facts
| Maker | Browser Use |
|---|---|
| First released | April 2026 |
| License | MIT |
| Main language | Python |
| Open issues and PRs | 417 |
Pricing
Open source under the MIT licence; check the website for any paid hosted plans.
, checked Oct 13, 2026. Prices change often; confirm before you buy.
Quick answers
- Free to start?Yes
- Open source?Yes (MIT)
- Closest alternativeBrowser Use · all alternatives
What's new in Browser Harness: September 2026
September brought stability improvements and new integration capabilities to Browser Harness. The month focused on browser compatibility, permission handling, and expanding the platform's extensibility.
- MCP server wrapper now available for browser-harness helpers, enabling new integration possibilities.
- Improved Chrome and Brave profile discovery on macOS with better permission and accessibility handling.
- Enhanced recorder reliability with proper IPC timeout configuration for frame screenshots.
- New Shopify Admin Forms app popup editing skill for e-commerce workflows.
3 releases this month · summarised from the official release notes · all months
AgentGid articles about Browser Harness
Best AI Browser Agents in 2026: Browser Use, Stagehand, Claude in Chrome and AI Browsers
AI agents that use a web browser, compared: developer libraries for browser automation, agents that work in your own browser, and AI browsers. Live usage, prices and how to choose.
Best AI Agents in 2026: Live Rankings by Category
The leading AI agents for coding, design, research, data, marketing, sales, support, HR, finance, legal, DevOps and security, ranked by public usage data that refreshes daily, with prices and free options.
Get started with Browser Harness
| PyPI | pip install browser-harness |
|---|
These commands use the packages tracked on this page. The vendor may recommend a different installer.
Browser Harness alternatives
Best Browser Harness alternatives compared · All browser and computer-use agents
| # | Agent | Gid Score | Downloads 7d | 7d | 30d | Stars | Latest release | Price | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 22 |
Browser UseBrowser Use |
58 | 1.7M | down 6.5% | — | 119K+126/day | 0.13.136d ago | Free | |||
| 30 |
StagehandBrowserbase |
54 | 1.4M | down 35.0% | up 23.9% | 25.7K+16/day | 3.7.354d ago | Free + $20/mo | |||
| 31 |
agent-browserVercel Labs |
54 | 984K | down 43.1% | up 30.4% | 44.3K+66/day | 0.39.18d ago | Free (OSS) | |||
| 66 |
|
43 | — | — | — | 13.1K+234/day | — | Free (OSS) | |||
| 80 |
Obscurah4ckf0r0day |
41 | — | — | — | 29.1K+37/day | 0.2.54d ago | Free (OSS) | |||
| 81 |
|
41 | 165K | down 15.1% | down 11.1% | 32.3K+33/day | 154.0.8037.57…8d ago | Free + $19/mo | |||
| No agents match that filter. | |||||||||||
Head to head: Browser Harness vs Browser Use · Browser Harness vs Stagehand · Browser Harness vs agent-browser · Browser Harness vs ARTEMIS
Ratings from people who use Browser Harness
No ratings yet. Used Browser Harness? Rate it and say what it is good and bad at.
Browser Harness news
-
Browser Harness downloads up 41% in a week
2.3M npm and PyPI downloads in the 7 days to Oct 17, against 1.6M the week before.
-
10 agents added to AgentGid
Browser Harness, Vane, TencentDB-Agent-Memory, Distilly, Codex With Chatgpt, Siyuan, Planning With Files, AionUi, PageIndex, Anatomy
-
Browser Harness downloads down 30% in a week
1.6M npm and PyPI downloads in the 7 days to Oct 9, against 2.4M the week before.
What changed: recent Browser Harness releases
6 stable releases in the last 90 days · Monthly summary · Full changelog
- fix: discover Brave Origin profiles on macOS
- Keep one Chrome approval pending per daemon
- Bump browser-harness to 0.1.12
Earlier releases
- fix: clean up unused browser recovery launch
- docs: retry hidden-tab scrolling after activation
- docs: prevent duplicate tabs across harness calls
- Add MCP server wrapper over browser-harness helpers
- fix: validate local Chrome probe
- shopify-admin: Forms app popup editing skill
- Add machine-readable daemon health check
- feat: allow disabling update checks
- fix: redact CDP credentials from daemon logs
- feat: fail closed for orchestrator-owned daemons
- fix: separate screenshot response timeout from IPC connect timeout
- feat: allow suppressing Cloud live viewer
- Improve CDP hostname logging
- Upgrade Pillow dependency to 12.3.0
- Document optional macOS remote-debugging approval
- Add macOS remote debugging approval helper
- Remove agent cloud signup link
- Simplify README and add Browser Harness demo
- Attaches to a reusable tab (about:blank, New Tab, or an existing chrome://inspect tab) instead of always opening a new one, so startup is faster and you get fewer prompts.
- Only closes leftover chrome://inspect tabs the harness itself opened — your tabs are left alone.
- Opens chrome://inspect/#remote-debugging at most once every 3 minutes, and guards against stale DevToolsActivePort files.
- Clearer, actionable errors when setup or permissions block the connection.
Browser Harness popularity and usage data
Browser Harness was downloaded 2.3M times from PyPI in the week ending Oct 18, 2026, up 51.4% on the week before and up 31.7% over the last 30 days compared with the 30 before. The GitHub repository has 18.5K stars, 784 of them added in the last 30 days. The latest stable release is 0.1.13, published Sep 4, 2026. It was mentioned in 3 Hacker News posts and comments over the last 30 days.
Download the raw daily series: browser-harness.csv
Gid Score breakdown
Adoption75
Community53
Attention0
Momentum66
Each component is scored 0 to 100 from public signals; a dash means no data for it. Methodology.
How fresh these numbers are
| Number | Latest reading | Last checked |
|---|---|---|
| Package downloads | Oct 18, 2026 | Oct 20, 06:28 UTC |
| GitHub stars | Oct 20, 2026 | Oct 20, 06:30 UTC |
| Hacker News mentions | Oct 19, 2026 | Oct 20, 06:30 UTC |
We fetch every source once a day. Registries publish downloads and page views a day or two late, so their latest reading trails the check. A reading more than 4 days old is marked out of date; the Gid Score still uses it until a newer one arrives.
Browser Harness FAQ
How much does Browser Harness cost?
Open source under the MIT licence; check the website for any paid hosted plans.
Is Browser Harness open source?
Yes. Browser Harness is open source, released under the MIT license.
How popular is Browser Harness?
Browser Harness was downloaded 2.3M times from PyPI in the week ending Oct 18, 2026, up 51.4% on the week before and up 31.7% over the last 30 days compared with the 30 before. The GitHub repository has 18.5K stars, 784 of them added in the last 30 days. The latest stable release is 0.1.13, published Sep 4, 2026.
What is the latest version of Browser Harness?
The latest stable release we track is 0.1.13, published on Sep 4, 2026.
What are the alternatives to Browser Harness?
The closest alternatives in the same category by Gid Score are Browser Use, Stagehand, agent-browser, ARTEMIS.
For the makers of Browser Harness badges, corrections
Add a live badge to your README or site:
[](https://agentgid.com/agents/browser-harness/)[](https://agentgid.com/agents/browser-harness/)[](https://agentgid.com/agents/browser-harness/)Something wrong or outdated on this page? Send a correction with a link to the official source. More for makers.
Where these numbers come from
PyPI: browser-harness. GitHub: browser-use/browser-harness. Site rank: browser-harness.com on the Tranco list. See data sources for how each one is collected.
Product facts and pricing were checked against: browser-harness.com, github.com, pypi.org.