AI startup due diligence — screen companies across 7 dimensions, get a Sieve Score.
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claude mcp add sieve-mcp -e SIEVE_API_KEY=<SIEVE_API_KEY> -- uvx sieve-mcp==0.1.4
{
"mcpServers": {
"sieve-mcp": {
"command": "uvx",
"args": [
"sieve-mcp==0.1.4"
],
"env": {
"SIEVE_API_KEY": "<SIEVE_API_KEY>"
}
}
}
}
{
"mcpServers": {
"sieve-mcp": {
"command": "uvx",
"args": [
"sieve-mcp==0.1.4"
],
"env": {
"SIEVE_API_KEY": "<SIEVE_API_KEY>"
}
}
}
}
{
"servers": {
"sieve-mcp": {
"type": "stdio",
"command": "uvx",
"args": [
"sieve-mcp==0.1.4"
],
"env": {
"SIEVE_API_KEY": "<SIEVE_API_KEY>"
}
}
}
}
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 |
|---|---|
SIEVE_API_KEYRequired, secret | Your Sieve API key (get one at https://app.sieve.arceusxventures.com/settings) |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 3 Mar 2026 |
| Last updated | 3 Mar 2026 |
| Registry name | io.github.lmwharton/sieve-mcp |
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