Entropy0dev runs on your own machine — the client starts it, so there is no endpoint to ping. 40 installs a week from npm. Last commit 23 May 2026.
Entropy0 MCP server — source trust and URL safety tools for AI agents
Nothing serious here today
Today is the operative word: we check Entropy0dev every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
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 mcp -e 'ENTROPY0_API_KEY=<ENTROPY0_API_KEY>' -- npx -y @entropy0/mcp{
"mcpServers": {
"mcp": {
"command": "npx",
"args": [
"-y",
"@entropy0/mcp"
],
"env": {
"ENTROPY0_API_KEY": "<ENTROPY0_API_KEY>"
}
}
}
}[mcp_servers.mcp]
command = "npx"
args = ["-y", "@entropy0/mcp"]
env = { ENTROPY0_API_KEY = "<ENTROPY0_API_KEY>" }{
"mcpServers": {
"mcp": {
"command": "npx",
"args": [
"-y",
"@entropy0/mcp"
],
"env": {
"ENTROPY0_API_KEY": "<ENTROPY0_API_KEY>"
}
}
}
}{
"servers": {
"mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@entropy0/mcp"
],
"env": {
"ENTROPY0_API_KEY": "<ENTROPY0_API_KEY>"
}
}
}
}Put your own value in place of
<ENTROPY0_API_KEY> (Your Entropy0 API key (sk_ent0_xxxx). Get one at entropy0.ai).
The author’s registry entry marks it as required.
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Entropy0dev — questions
Answers built from our own checks of this server.