Browserbase MCP
Browserbase MCP (Browserbase): A hosted browser-automation MCP server built on Stagehand, reached at mcp.browserbase.com with an API key in the query string. Remote transport: Streamable HTTP. Does not offer OAuth on the documented hosted endpoint. Scored on the same rubric as 15 other products.
Fact sheet
Rubric
Browserbase MCP on the host and registry rubric| Dimension | Value | Evidence | Source |
|---|
| Remote transport | Streamable HTTP | Per docs, as stated on the source page. | docs.browserbase.com, read 2026-11-04 |
| OAuth with client registration | no, API key in URL | Query parameter auth. | docs.browserbase.com, read 2026-11-04 |
| Per-tool auth scoping | no | Single key, as stated on the source page. | docs.browserbase.com, read 2026-11-04 |
| Hosting and scale limits | not stated | Not on MCP pages. | docs.browserbase.com, read 2026-11-04 |
| Observability | session lifecycle tools | start and end tools. | docs.browserbase.com, read 2026-11-04 |
| Pricing | not stated on MCP pages | Not mentioned. | docs.browserbase.com, read 2026-11-04 |
| Registry submission | not a registry | Single server. | docs.browserbase.com, read 2026-11-04 |
| Discoverability by agents | docs only | No .well-known noted. | docs.browserbase.com, read 2026-11-04 |
| Own server in the registries | listed without remote | Official registry entry has no remote. | registry.modelcontextprotocol.io, read 2026-11-04 |
What it does not do
- Does not offer OAuth on the documented hosted endpoint.
- Puts the API key in the URL, where logs can capture it.
Dated facts
- Hosted endpoint https://mcp.browserbase.com/mcp over Streamable HTTP. (docs.browserbase.com, read 4 November 2026)
- The API key is passed as the browserbaseApiKey query parameter; the setup page mentions no header or OAuth option. (docs.browserbase.com, read 4 November 2026)
- Tools are navigate, act, observe, extract, start and end, each with an optional sessionId. (docs.browserbase.com, read 4 November 2026)
- The server is built on Stagehand. (docs.browserbase.com, read 4 November 2026)
- io.github.browserbase/mcp-server-browserbase is in the official registry without a remote; a Smithery-hosted copy lists a server.smithery.ai remote. (registry.modelcontextprotocol.io, read 4 November 2026)
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