One shared memory for every AI you use, in plain Markdown files you own.
Connect Runs on your machine
claude mcp add callosium -e CALLOSIUM_MODEL_DIR=<CALLOSIUM_MODEL_DIR> -- npx -y [email protected]
{
"mcpServers": {
"callosium": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"CALLOSIUM_MODEL_DIR": "<CALLOSIUM_MODEL_DIR>"
}
}
}
}
{
"mcpServers": {
"callosium": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"CALLOSIUM_MODEL_DIR": "<CALLOSIUM_MODEL_DIR>"
}
}
}
}
{
"servers": {
"callosium": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"CALLOSIUM_MODEL_DIR": "<CALLOSIUM_MODEL_DIR>"
}
}
}
}
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 |
|---|---|
CALLOSIUM_MODEL_DIROptional | Optional. Where the local embedding model is cached. Defaults to a per-user cache directory. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 4 Aug 2026 |
| Last updated | 4 Aug 2026 |
| Registry name | io.github.callosium/callosium |
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