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● healthy

Lightweight MCP browser for LLM agents. One native binary, no Chrome, low-token BlockMaps, stateful sessions, bounded JavaScript execution, forms, cookies, and escalation hints to real Chrome via Unchained. Hosted endpoint is for public discovery and smoke tests only.

Transport
streamable-http
Auth
smithery_api_key
Cost

How to connect

MCP endpoint (streamable-http)
https://server.smithery.ai/protostatis-dev/unbrowser/mcp
JSON-RPC initialize probe
curl -X POST https://server.smithery.ai/protostatis-dev/unbrowser/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{}}'
Homepage
https://unchainedsky.com/unbrowser
Listed at (smithery)
https://unchainedsky.com/unbrowser