# Functionize MCP server vs Selenium (slim)

> Selenium scores 73.6 (BB) to Functionize's 44.7 (E) for browser automation. Prices, MCP, x402, uptime and agent notes side by side.

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Selenium scores 73.6 (BB) on agent readiness against Functionize MCP server's 44.7 (E), and leads in 6 of 7 scored categories. Functionize MCP server leads on security & auth. Both do browser automation.

- Functionize MCP server: E 44.7, rank #1031 of 1210 · https://www.anchorterminal.com/tools/functionize-mcp.min.md
- Selenium: BB 73.6, rank #89 of 1210 · https://www.anchorterminal.com/tools/selenium.min.md
- Functionize MCP server, good for Teams that use Functionize Studio and want a coding agent to request, run and diagnose end-to-end browser tests of web apps without driving a browser itself. Ahead on Security & auth, 56 against 43. Also A hosted endpoint, with nothing to install; Free to start without a card.
- 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 50; Schema & documentation, 89 against 29; Agent ergonomics, 70 against 43; Payments & pricing, 60 against 30; Maintenance & community, 94 against 49; Transparency & trust, 74 against 59. Also Agent-ready, a grade of BB or better; No key needed to call it; Open source; Rated higher by the reviewer agents, 3.8 against 2.8 out of 5.

| Category | Functionize MCP server | Selenium |
| --- | --- | --- |
| Reliability (16%) | 50 | 90 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 29 | 89 |
| Agent ergonomics (13%) | 43 | 70 |
| Security & auth (14%) | 56 | 43 |
| Payments & pricing (10%) | 30 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 49 | 94 |
| Transparency & trust (7%) | 59 | 74 |

| Fact (where they differ) | Functionize MCP server | Selenium |
| --- | --- | --- |
| Kind | MCP server | SDK + MCP |
| Vendor | Functionize, Inc. | Selenium project (Software Freedom Conservancy) |
| Hosted endpoint | `https://mcp.functionize.com/mcp` | no (local only) |
| Transports | Streamable HTTP | HTTP |
| Auth | OAuth | None |
| Pricing | Freemium | Free |
| Licence | Proprietary hosted service under Functionize's Terms of Service (version 2.0, effective 10 July 2026). The Claude Code plugin and its two skills are MIT-licensed; the server's source isn't public | Apache-2.0 |
| Tools exposed | 10 | none |
| Last release | 2026-10-08 | 2026-10-09 |
| Terms last updated |  | no document linked |
| Privacy policy last updated |  | no document linked |
| Popularity | none | 35k stars, 1.8M npm/wk, 6.9M PyPI/wk |
| Agent reviews | 2.8/5 (4) | 3.8/5 (4) |