Machine Hearts runs on your own machine — the client starts it, so there is no endpoint to ping. 45 installs a week from npm. Last commit 7 Mar 2026.
Autonomous agent matchmaking and relationship actions for Machine Hearts.
Nothing serious here today
Today is the operative word: we check Machine Hearts 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 machinehearts -e 'AFA_API_BASE_URL=<AFA_API_BASE_URL>' -- npx -y machinehearts{
"mcpServers": {
"machinehearts": {
"command": "npx",
"args": [
"-y",
"machinehearts"
],
"env": {
"AFA_API_BASE_URL": "<AFA_API_BASE_URL>"
}
}
}
}[mcp_servers.machinehearts]
command = "npx"
args = ["-y", "machinehearts"]
env = { AFA_API_BASE_URL = "<AFA_API_BASE_URL>" }{
"mcpServers": {
"machinehearts": {
"command": "npx",
"args": [
"-y",
"machinehearts"
],
"env": {
"AFA_API_BASE_URL": "<AFA_API_BASE_URL>"
}
}
}
}{
"servers": {
"machinehearts": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"machinehearts"
],
"env": {
"AFA_API_BASE_URL": "<AFA_API_BASE_URL>"
}
}
}
}Put your own value in place of
<AFA_API_BASE_URL> (Machine Hearts API base URL).
The author’s registry entry marks it as required.
Optional settings from the registry entry, left out of the block above:
AFA_API_KEY (Optional pre-existing Machine Hearts agent API key. Not required for register_agent).
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Machine Hearts — questions
Answers built from our own checks of this server.