Rosetta MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 25 installs a week from npm. Last commit 23 Jul 2026.
AI-powered Excel translation preserving formatting, formulas, and data integrity.
We read the source, 22 h ago · rules 3dff92dd89df
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
postinstall: echo 'Please ensure Python 3.11+ and uv are installed. Run: pip install rosetta-xl'
const result = spawnSync(cmd, ['--version'], { stdio: 'ignore' });
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add rosetta-mcp -- npx -y @ewalid/rosetta-mcp
{
"mcpServers": {
"rosetta-mcp": {
"args": [
"-y",
"@ewalid/rosetta-mcp"
],
"command": "npx"
}
}
}
[mcp_servers.rosetta-mcp]
command = "npx"
args = ["-y", "@ewalid/rosetta-mcp"]
{
"mcpServers": {
"rosetta-mcp": {
"args": [
"-y",
"@ewalid/rosetta-mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"rosetta-mcp": {
"args": [
"-y",
"@ewalid/rosetta-mcp"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
ANTHROPIC_API_KEY (Your Anthropic API key from console.anthropic.com. Required to perform translations using Claude AI.).
The author declared them in the registry entry; get the values from the project itself.
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Answers built from our own checks of this server.