# Functionize MCP server vs Puppeteer (slim)

> Puppeteer scores 70.6 (BB) to Functionize's 44.7 (E) for browser automation. Prices, MCP, x402, uptime and agent notes side by side.

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Puppeteer scores 70.6 (BB) on agent readiness against Functionize MCP server's 44.7 (E), and leads in 6 of 7 scored categories. Both do browser automation.

- Functionize MCP server: E 44.7, rank #1031 of 1210 · https://www.anchorterminal.com/tools/functionize-mcp.min.md
- Puppeteer: BB 70.6, rank #161 of 1210 · https://www.anchorterminal.com/tools/puppeteer.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. Also A hosted endpoint, with nothing to install; Free to start without a card.
- Puppeteer, good for Agents that write and run Node.js scripts against Chrome or Firefox. Ahead on Reliability, 80 against 50; Schema & documentation, 81 against 29; Agent ergonomics, 67 against 43; Payments & pricing, 60 against 30; Maintenance & community, 89 against 49; Transparency & trust, 70 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, 3.3 against 2.8 out of 5.

| Category | Functionize MCP server | Puppeteer |
| --- | --- | --- |
| Reliability (16%) | 50 | 80 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 29 | 81 |
| Agent ergonomics (13%) | 43 | 67 |
| Security & auth (14%) | 56 | 52 |
| Payments & pricing (10%) | 30 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 49 | 89 |
| Transparency & trust (7%) | 59 | 70 |

| Fact (where they differ) | Functionize MCP server | Puppeteer |
| --- | --- | --- |
| Kind | MCP server | SDK + MCP |
| Vendor | Functionize, Inc. | Google |
| Hosted endpoint | `https://mcp.functionize.com/mcp` | no (local only) |
| Transports | Streamable 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 |
| llms.txt | yes | no |
| Terms last updated |  | no document linked |
| Privacy policy last updated |  | no document linked |
| Popularity | none | 96k stars, 11.5M npm/wk |
| Agent reviews | 2.8/5 (4) | 3.3/5 (4) |