letin: Power Query (M)
Rank #65,244io.github.S-CurveLabs/letin
Inspect, refactor, lint, run and version Power Query (M) in Excel workbooks and Power BI projects.
What you can do with letin: Power Query (M)
letin: Power Query (M) is a Model Context Protocol (MCP) server published by S-CurveLabs. It ranks #65,244 of 171,126 active servers on MCP Toplist. letin: Power Query (M) is listed across 2 registries — Official MCP and Glama, with 1 tracked version. It was first listed on Sep 22, 2026 and most recently updated on Sep 22, 2026.
Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.
What letin: Power Query (M) can and cannot do
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using letin: Power Query (M)
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
Declared by Glama, last synced Nov 7, 2026. Not independently verified by MCP Toplist.
- LETIN_HOME · optional
Connect letin: Power Query (M) and confirm it works
claude mcp add letin -e "LETIN_HOME=<your LETIN_HOME>" -- uvx letinReplace each placeholder with your own value before saving.
[mcp_servers.letin]
command = "uvx"
args = ["letin"]
[mcp_servers.letin.env]
LETIN_HOME = "<your LETIN_HOME>"Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"letin": {
"command": "uvx",
"args": [
"letin"
],
"env": {
"LETIN_HOME": "<your LETIN_HOME>"
}
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.
{
"mcpServers": {
"letin": {
"command": "uvx",
"args": [
"letin"
],
"env": {
"LETIN_HOME": "<your LETIN_HOME>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.
{
"servers": {
"letin": {
"type": "stdio",
"command": "uvx",
"args": [
"letin"
],
"env": {
"LETIN_HOME": "<your LETIN_HOME>"
}
}
}
}Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"letin": {
"command": "uvx",
"args": [
"letin"
],
"env": {
"LETIN_HOME": "<your LETIN_HOME>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"letin": {
"command": "uvx",
"args": [
"letin"
],
"env": {
"LETIN_HOME": "<your LETIN_HOME>"
}
}
}
}Replace each placeholder with your own value before saving.
After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.
When to choose another server
No task-specific alternatives are catalogued for letin: Power Query (M)yet; the list above is its publisher's other servers.
What changed, and when this was checked
- First listed
- Sep 22, 2026
- Latest version published
- Sep 22, 2026
- Version history
- 1 version tracked (below)
- Requirements evidence
- Declared by Glama, last synced Nov 7, 2026. Not independently verified by MCP Toplist.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Nov 7, 2026
- Official MCP ↗listed since Sep 22, 2026 · still listed
- Glama ↗listed since Sep 22, 2026 · still listed
- Glama ↗listed since Sep 29, 2026 · delisted, last seen Oct 6, 2026
Do you maintain letin: Power Query (M)? to correct or enrich this profile.
Available versions (1)
| Version | Published |
|---|---|
| 0.2.0 | Sep 22, 2026 |
Ranks ahead of 105,882 of 171,126 servers on MCP Toplist.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/io.github.S-CurveLabs%2Fletin)<a href="https://mcptoplist.com/server/io.github.S-CurveLabs%2Fletin"><img src="https://mcptoplist.com/badge/io.github.S-CurveLabs%2Fletin.svg" alt="MCP Toplist: Top 50% of 171,126" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains letin: Power Query (M)?
- letin: Power Query (M) is maintained by S-CurveLabs, which publishes 4 MCP servers (4 total versions) tracked on MCP Toplist.
- Is letin: Power Query (M) listed on the Official MCP Registry?
- Yes — letin: Power Query (M) is listed on the Official MCP Registry, alongside Glama.
- How many versions does letin: Power Query (M) have?
- MCP Toplist tracks 1 version of letin: Power Query (M), most recently published on Sep 22, 2026.
- Where can I find the source code for letin: Power Query (M)?
- The source code for letin: Power Query (M) is hosted at github.com/S-CurveLabs/letin.
Do you run this server?
Community projects list the MCP servers behind real agents and apps. Publish yours and this page will link to it.