Persistent AI memory in one SQLite file: 3-layer hybrid search, confidence scoring, 29 tools.
What it says
The record the registry holds
How you get it
There is no address to call. This one is a package you install and run yourself, wherever your assistant runs.
cpersona · pypi · 2.5.3
the recordCopied from the official MCP registry, exactly as it holds it.
{
"server": {
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"name": "io.github.Cloto-dev/cpersona",
"description": "Persistent AI memory in one SQLite file: 3-layer hybrid search, confidence scoring, 29 tools.",
"title": "CPersona",
"repository": {
"url": "https://github.com/Cloto-dev/cpersona",
"source": "github"
},
"version": "2.5.3",
"websiteUrl": "https://github.com/Cloto-dev/cpersona#readme",
"packages": [
{
"registryType": "pypi",
"registryBaseUrl": "https://pypi.org",
"identifier": "cpersona",
"version": "2.5.3",
"runtimeHint": "uvx",
"transport": {
"type": "stdio"
},
"environmentVariables": [
{
"description": "SQLite database path. Defaults to data/cpersona.db, which follows the client's working directory — set it to an absolute path to keep one memory across sessions.",
"default": "data/cpersona.db",
"name": "CPERSONA_DB_PATH"
},
{
"description": "Embedding mode: 'http' to use an embedding server for vector search, 'none' for lexical layers only.",
"default": "none",
"name": "CPERSONA_EMBEDDING_MODE"
},
{
"description": "Embedding server endpoint, e.g. http://127.0.0.1:8401/embed. Required when CPERSONA_EMBEDDING_MODE=http.",
"name": "CPERSONA_EMBEDDING_URL"
},
{
"description": "Recall fusion strategy: 'rrf' (default), 'rsf', or 'cascade'.",
"default": "rrf",
"name": "CPERSONA_RECALL_MODE"
}
]
}
]
},
"_meta": {
"io.modelcontextprotocol.registry/official": {
"status": "active",
"statusChangedAt": "2026-07-30T06:05:10.693707Z",
"publishedAt": "2026-07-30T06:05:10.693707Z",
"updatedAt": "2026-07-30T06:05:10.693707Z",
"isLatest": true
}
}
}
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An MCP server is raw capability: some tools, wired to something. An Agent Plugin is the packaging that says what job it does, what it leaves behind and where it stops. The prompt below carries this record and asks for the packaging; your own assistant writes it, and nothing here is sent anywhere.
What this is
MCP server
application/mcp-server-record+jsonlocal · you run it yourselfversion 2.5.3last seen 2026-08-23
These are the publisher's own words, filed by them with the official MCP registry and mirrored here. This catalog did not read them from the publisher and has not run, called or installed anything.