mcpcost

io.github.joinwell52-AI/fcop

fcop

Is the io.github.joinwell52-AI/fcop MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-31.

FCoP Core adapter with 25 canonical tools and 6 read-only resources for durable agent work.

alive probed 2026-11-14 · unchanged since 2026-10-31

25tools
5.6ktokens in Claude Opus 5.5
2.8 %of Claude's 200k window
2.2×the median server
3.4 sto initialize
8 msto list tools
Run it
uvx fcop-mcp@4.0.5 (stdio, probed in a container with the network off)
Host
pypi.org
Reports itself as
fcop 4.0.5
Capabilities
experimental, extensions, logging, prompts, resources, tools
Instructions
none
Of a 1M window
0.6 % of a 1M context window
Count
5.6k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 5.8k. The o200k_base estimate is 2.8k. Counted again when the tool definitions change. Method.
Repository
https://github.com/joinwell52-AI/FCoP
Registry
active, updated 2026-09-30 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.97×.

Tool≈ Claude tokenso200k estimateShare of this server
write_review66633812 %
create_task4462268 %
mark_human_approved4182127 %
list_tasks3191626 %
merge_branches3081565 %

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mcpcost: alive

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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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