io.github.cherchyk/browser
MCPBrowser
Is the io.github.cherchyk/browser MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-27.
MCP server for loading authenticated web pages using Chrome DevTools Protocol
alive probed 2026-11-14 · unchanged since 2026-10-27
- Run it
- npx -y mcpbrowser@0.2.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- MCPBrowser 0.2.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 234 tokens in Claude Opus 5.5, exact, measured 2026-10-27. With the Claude Code prefix mcp__…__ on each tool name: 241. The o200k_base estimate is 121. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/cherchyk/MCPBrowser
- Registry
- active, updated 2025-12-22 · registry entry
- Changes
- 2 recorded, reachable in 2 of them. A row is added when the result, the tool count or the cost changes.
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.93×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| load_and_extract | 234 | 121 | 100 % |
Compare this server with others.
More servers
Other registry entries on npmjs.com, the ones next to this name; all of them.
- io.github.chemic/indiebob · alive
- X4CodeSense io.github.chemodun/x4-script-mcp · alive
- Run Coach io.github.chenhunghan/garmin-mcp-app · alive
- ThoughtDAG io.github.chenxiachan/thoughtdag · alive
- MCP Browser io.github.cherchyk/mcpbrowser · alive
- io.github.cherninlab/ennodia · crashed on start
- SQLite Local AI Memory io.github.cheveguerra/sqlite-local-ai-memory · crashed on start
- io.github.chhavimishra/originselect-mcp-server · alive
Servers that mention browser.
- ai.foura/mcp · alive
- ai.kaiv/can-i-use · alive
- NativePort ai.nativeport/mcp · needs auth
- ai.openhelm/openhelm · needs auth
- PlayDrop ai.playdrop/mcp · needs auth
- Qlane ai.qlane/qlane · needs auth
- Reduck ai.reduck/reduck · needs auth
- ai.smithery/ImRonAI-mcp-server-browserbase · not found
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-27 06:53 | alive | 441 ms | 1 | 234 | 121 |
| 2026-10-20 06:41 | alive | 867 ms | 1 | 121 |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.