mcpcost

io.github.mindstone/mcp-server-microsoft-files

Microsoft 365 Files

Is the Microsoft 365 Files MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Microsoft 365 OneDrive files via Graph: list, search, get, upload, download, share, read text.

alive probed 2026-11-14 · unchanged since 2026-10-30

20tools
3.3ktokens in Claude Opus 5.5
1.7 %of Claude's 200k window
1.3×the median server
444 msto initialize
19 msto list tools
Run it
npx -y @mindstone/mcp-server-microsoft-files@0.2.1 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
mcp-server-microsoft-files 0.2.1
Capabilities
tools
Instructions
none
Of a 1M window
0.3 % of a 1M context window
Count
3.3k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 3.6k. The o200k_base estimate is 1.9k. Counted again when the tool definitions change. Method.
Repository
https://github.com/mindstone/mcp-servers
Registry
active, updated 2026-08-10 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.79×.

Tool≈ Claude tokenso200k estimateShare of this server
invite_to_file3041709 %
upload_file2891629 %
read_document2521418 %
share_file2001126 %
list_file_activities1841036 %

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Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention microsoft.

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mcpcost: alive

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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