MCP External Memory runs on your own machine — the client starts it, so there is no endpoint to ping. 80 installs a week from pypi. Last commit 21 Apr 2026.
An MCP server that gives LLMs persistent, searchable semantic memory
Today is the operative word: we check MCP External Memory every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
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-external-memory -- uvx mcp-external-memory
{
"mcpServers": {
"mcp-external-memory": {
"args": [
"mcp-external-memory"
],
"command": "uvx"
}
}
}
[mcp_servers.mcp-external-memory]
command = "uvx"
args = ["mcp-external-memory"]
{
"mcpServers": {
"mcp-external-memory": {
"args": [
"mcp-external-memory"
],
"command": "uvx"
}
}
}
{
"mcpServers": {
"mcp-external-memory": {
"args": [
"mcp-external-memory"
],
"command": "uvx"
}
}
}
MCP server for persistent, searchable memory for AI agents.
MCP server for persistent, semantic memory across AI sessions
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Answers built from our own checks of this server.