Spreadsheet MCP for any agent: reads xlsx/xls/ods/csv, SQL, cleaning, formulas, safe edits
Connect Runs on your machine
claude mcp add slim-sheet -e SLIM_SHEET_TIER=<SLIM_SHEET_TIER> -e SLIM_SHEET_ROOTS=<SLIM_SHEET_ROOTS> -e SLIM_SHEET_MAX_TOKENS=<SLIM_SHEET_MAX_TOKENS> -e SLIM_SHEET_PASSWORD=<SLIM_SHEET_PASSWORD> -- uvx slim-sheet==0.1.0{
"mcpServers": {
"slim-sheet": {
"command": "uvx",
"args": [
"slim-sheet==0.1.0"
],
"env": {
"SLIM_SHEET_TIER": "<SLIM_SHEET_TIER>",
"SLIM_SHEET_ROOTS": "<SLIM_SHEET_ROOTS>",
"SLIM_SHEET_MAX_TOKENS": "<SLIM_SHEET_MAX_TOKENS>",
"SLIM_SHEET_PASSWORD": "<SLIM_SHEET_PASSWORD>"
}
}
}
}{
"mcpServers": {
"slim-sheet": {
"command": "uvx",
"args": [
"slim-sheet==0.1.0"
],
"env": {
"SLIM_SHEET_TIER": "<SLIM_SHEET_TIER>",
"SLIM_SHEET_ROOTS": "<SLIM_SHEET_ROOTS>",
"SLIM_SHEET_MAX_TOKENS": "<SLIM_SHEET_MAX_TOKENS>",
"SLIM_SHEET_PASSWORD": "<SLIM_SHEET_PASSWORD>"
}
}
}
}{
"servers": {
"slim-sheet": {
"type": "stdio",
"command": "uvx",
"args": [
"slim-sheet==0.1.0"
],
"env": {
"SLIM_SHEET_TIER": "<SLIM_SHEET_TIER>",
"SLIM_SHEET_ROOTS": "<SLIM_SHEET_ROOTS>",
"SLIM_SHEET_MAX_TOKENS": "<SLIM_SHEET_MAX_TOKENS>",
"SLIM_SHEET_PASSWORD": "<SLIM_SHEET_PASSWORD>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
SLIM_SHEET_TIEROptional | Tool tier: full (28 tools, default), standard (16) or lite (7, for small local models) |
SLIM_SHEET_ROOTSOptional | Folders the server may read and write, separated by the OS path separator |
SLIM_SHEET_MAX_TOKENSOptional | Default response budget in tokens |
SLIM_SHEET_PASSWORDOptional, secret | Password for encrypted workbooks (needs the crypto extra) |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 30 Oct 2026 |
| Last updated | 30 Oct 2026 |
| Registry name | io.github.j4flmao/slim-sheet |
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