# Puppeteer vs Selenium (slim)

> Selenium scores 73.6 (BB) to Puppeteer's 70.6 (BB) for browser automation. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/puppeteer-vs-selenium.md (~2,350 tokens) · this version ~480 tokens · JSON https://www.anchorterminal.com/compare/puppeteer-vs-selenium.json · canonical https://www.anchorterminal.com/compare/puppeteer-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 Puppeteer's 70.6 (BB), and leads in 5 of 7 scored categories. Puppeteer leads on security & auth. Both do browser automation.

- Puppeteer: BB 70.6, rank #154 of 1076 · https://www.anchorterminal.com/tools/puppeteer.min.md
- Selenium: BB 73.6, rank #90 of 1076 · https://www.anchorterminal.com/tools/selenium.min.md
- Puppeteer, good for Agents that write and run Node.js scripts against Chrome or Firefox. Ahead on Security & auth, 52 against 43.
- 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 80; Schema & documentation, 89 against 81; Maintenance & community, 94 against 89.

| Category | Puppeteer | Selenium |
| --- | --- | --- |
| Reliability (16%) | 80 | 90 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 81 | 89 |
| Agent ergonomics (13%) | 67 | 70 |
| Security & auth (14%) | 52 | 43 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 89 | 94 |
| Transparency & trust (7%) | 70 | 74 |

| Fact (where they differ) | Puppeteer | Selenium |
| --- | --- | --- |
| Vendor | Google | Selenium project (Software Freedom Conservancy) |
| Transports |  | HTTP |
| llms.txt | no | yes |
| Last release | 2026-10-08 | 2026-10-09 |
| Popularity | 96k stars, 11.5M npm/wk | 35k stars, 1.8M npm/wk, 6.9M PyPI/wk |