mcpcost

io.github.oskar-szulc/periscope

periscope

Is the periscope MCP server down? Yes. It has given no valid answer since 2026-10-31: crashed on start.

A real Safari-engine (WebKit) browser for agents on macOS: sessions, extraction, bot checks.

crashed on start down since 2026-10-31 · probed 2026-11-15 · unchanged since 2026-11-07

MCP error -32000: Connection closed
/work/bundle/server/periscope: 1: cannot open }: No such file
/work/bundle/server/periscope: 2: -/System/Library/Frameworks/
Bundle
https://github.com/oskar-szulc/periscope/releases/download/v0.2.5/periscope-0.2.5.mcpb (MCPB, for a client that installs bundles; probed in a container with the network off)
Host
github.com
Repository
https://github.com/oskar-szulc/periscope
Registry
active, updated 2026-10-01 · registry entry

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mcpcost: crashed on start

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

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Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

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