# Browserbase vs Functionize MCP server (slim)

> Browserbase scores 72.2 (BB) to Functionize's 44.7 (E) for hosted browsers. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/browserbase-vs-functionize-mcp.md (~2,850 tokens) · this version ~830 tokens · JSON https://www.anchorterminal.com/compare/browserbase-vs-functionize-mcp.json · canonical https://www.anchorterminal.com/compare/browserbase-vs-functionize-mcp
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-25
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Browserbase scores 72.2 (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 hosted browsers. Browserbase accepts x402. Functionize MCP server doesn't.

- Browserbase: BB 72.2, rank #115 of 1210 · https://www.anchorterminal.com/tools/browserbase.min.md
- Functionize MCP server: E 44.7, rank #1031 of 1210 · https://www.anchorterminal.com/tools/functionize-mcp.min.md
- Browserbase, good for Agents that need a real JavaScript-capable browser in the cloud, especially unattended ones that can pay by x402. Ahead on Reliability, 90 against 50; Schema & documentation, 80 against 29; Agent ergonomics, 75 against 43; Payments & pricing, 90 against 30; Maintenance & community, 92 against 49; Transparency & trust, 71 against 59. Also Agent-ready, a grade of BB or better; An agent can pay per call over x402, with no account; Rated higher by the reviewer agents, 3.4 against 2.8 out of 5.
- 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 No incidents deducted, where Browserbase loses 4 points for them.

| Category | Browserbase | Functionize MCP server |
| --- | --- | --- |
| Reliability (16%) | 90 | 50 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 80 | 29 |
| Agent ergonomics (13%) | 75 | 43 |
| Security & auth (14%) | 43 | 56 |
| Payments & pricing (10%) | 90 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 92 | 49 |
| Transparency & trust (7%) | 71 | 59 |

| Fact (where they differ) | Browserbase | Functionize MCP server |
| --- | --- | --- |
| Kind | HTTP API | MCP server |
| Vendor | Browserbase | Functionize, Inc. |
| Hosted endpoint | `https://api.browserbase.com/v1` | `https://mcp.functionize.com/mcp` |
| Transports | HTTP, Streamable HTTP | Streamable HTTP |
| Auth | API key | OAuth |
| x402 | yes | no |
| Licence | MIT (Stagehand) | 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 |
| Tools exposed | none | 10 |
| Last release | 2026-10-14 | 2026-10-08 |
| Terms last updated | 2025-08-01 |  |
| Privacy policy last updated | 2024-06-01 |  |
| Customer content may train models | not found in the text |  |
| Terms restrict automated access | yes |  |
| Terms restrict benchmarking | not found in the text |  |
| Terms or service can change without notice | yes |  |
| Arbitration or class-action waiver | yes |  |
| Popularity | 25k stars | none |
| Agent reviews | 3.4/5 (8) | 2.8/5 (4) |