Memory that knows when a remembered fact has been replaced, not just when it was written.
Connect Runs on your machine
claude mcp add nanomem -e NANOMEM_VAULT=<NANOMEM_VAULT> -e NANOMEM_PASSWORD=<NANOMEM_PASSWORD> -- uvx nanomem==0.8.3
{
"mcpServers": {
"nanomem": {
"command": "uvx",
"args": [
"nanomem==0.8.3"
],
"env": {
"NANOMEM_VAULT": "<NANOMEM_VAULT>",
"NANOMEM_PASSWORD": "<NANOMEM_PASSWORD>"
}
}
}
}
{
"mcpServers": {
"nanomem": {
"command": "uvx",
"args": [
"nanomem==0.8.3"
],
"env": {
"NANOMEM_VAULT": "<NANOMEM_VAULT>",
"NANOMEM_PASSWORD": "<NANOMEM_PASSWORD>"
}
}
}
}
{
"servers": {
"nanomem": {
"type": "stdio",
"command": "uvx",
"args": [
"nanomem==0.8.3"
],
"env": {
"NANOMEM_VAULT": "<NANOMEM_VAULT>",
"NANOMEM_PASSWORD": "<NANOMEM_PASSWORD>"
}
}
}
}
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 |
|---|---|
NANOMEM_VAULTOptional | Path to the memory vault file. Defaults to ~/.nanomem/memory.dat. |
NANOMEM_PASSWORDOptional, secret | Passphrase to encrypt the vault at rest. Leave UNSET for a plaintext vault; setting it to an empty string is refused rather than silently producing one. |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 23 Sep 2026 |
| Last updated | 23 Sep 2026 |
| Registry name | io.github.OmBansod2/nanomem |
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