MCP: Streamable HTTP error and agent service unreachable (port 9200)

[jamesrothmann]

Issue Type

Agent Issue

Operating System

macOS

Description of the bug

In settings under BrowserOS as MCP, I get this error: Streamable HTTP error: Error POSTing to endpoint: Service Unavailable.

When trying to create skills I also get these errors: Failed to fetch (127.0.0.1:9200) and Check that the local agent services are running, then retry.

Steps to Reproduce

1. Open Settings then go to BrowserOS as MCP

Screenshots / Videos

No response

BrowserOS Version

No response

Additional Context

No response

[shadowfax92]

Hey jamesrothmann — thanks for the report! The 9200 connection failure usually means the local agent service isn't running. Try restarting BrowserOS fully. If it keeps happening, logged as a bug and we'll dig in.