Atomic Clock runs on your own machine — the client starts it, so there is no endpoint to ping. 531 installs a week from pypi.
Current UTC time from NTP atomic clocks. Zero-dependency stdio server.
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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 atomic-clock -- uvx atomic-clock-mcp{
"mcpServers": {
"atomic-clock": {
"args": [
"atomic-clock-mcp"
],
"command": "uvx"
}
}
}[mcp_servers.atomic-clock]
command = "uvx"
args = ["atomic-clock-mcp"]{
"mcpServers": {
"atomic-clock": {
"args": [
"atomic-clock-mcp"
],
"command": "uvx"
}
}
}{
"mcpServers": {
"atomic-clock": {
"args": [
"atomic-clock-mcp"
],
"command": "uvx"
}
}
}Alternatives to Atomic Clock
same job, measured the same wayCurrent local time in UTC.
A time server that keeps your AI honest about time. Real clock + drift guard, zero dependencies.
Current local time in America/Denver.
Current local time in Etc/UTC.
Get the current UTC time in RFC 3339 format.
Get the current UTC time in RFC 3339 format.
Zero-dependency WebDAV MCP server — single static binary, no Node.js or Python. 8 tools via stdio.
Current UTC timestamp for autonomous clients.
Atomic Clock — questions
Answers built from our own checks of this server.