# agent-browser vs Selenium (slim)

> Selenium scores 73.6 (BB) to agent-browser's 66.6 (B) for browser automation. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/agent-browser-vs-selenium.md (~2,500 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/compare/agent-browser-vs-selenium.json · canonical https://www.anchorterminal.com/compare/agent-browser-vs-selenium
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

Selenium scores 73.6 (BB) on agent readiness against agent-browser's 66.6 (B), and leads in 4 of 7 scored categories. agent-browser leads on agent ergonomics and security & auth. Both do browser automation.

- agent-browser: B 66.6, rank #301 of 1076 · https://www.anchorterminal.com/tools/agent-browser.min.md
- Selenium: BB 73.6, rank #90 of 1076 · https://www.anchorterminal.com/tools/selenium.min.md
- agent-browser, good for Coding agents with a shell that want short commands and compact snapshots. Ahead on Agent ergonomics, 78 against 70; Security & auth, 67 against 43. Also Runs on your own machine.
- Selenium, good for Agents that write test or automation scripts in any of five languages, and teams with a Grid. Ahead on Reliability, 90 against 48; Schema & documentation, 89 against 84; Maintenance & community, 94 against 70; Transparency & trust, 74 against 61. Also Agent-ready, a grade of BB or better.

| Category | agent-browser | Selenium |
| --- | --- | --- |
| Reliability (16%) | 48 | 90 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 84 | 89 |
| Agent ergonomics (13%) | 78 | 70 |
| Security & auth (14%) | 67 | 43 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 70 | 94 |
| Transparency & trust (7%) | 61 | 74 |

| Fact (where they differ) | agent-browser | Selenium |
| --- | --- | --- |
| Kind | MCP server | SDK + MCP |
| Vendor | Vercel Labs | Selenium project (Software Freedom Conservancy) |
| Transports | stdio | HTTP |
| Tools exposed | 158 | none |
| Last release | 2026-10-01 | 2026-10-09 |
| Popularity | 44k stars, 2.1M npm/wk | 35k stars, 1.8M npm/wk, 6.9M PyPI/wk |