Local Redis memory MCP for AI apps with hybrid caching and optional Mem0 cloud backup.
Connect Runs on your machine
claude mcp add r3 -e MEM0_API_KEY=<MEM0_API_KEY> -e REDIS_URL=<REDIS_URL> -- npx -y @n3wth/[email protected]{
"mcpServers": {
"r3": {
"command": "npx",
"args": [
"-y",
"@n3wth/[email protected]"
],
"env": {
"MEM0_API_KEY": "<MEM0_API_KEY>",
"REDIS_URL": "<REDIS_URL>"
}
}
}
}{
"mcpServers": {
"r3": {
"command": "npx",
"args": [
"-y",
"@n3wth/[email protected]"
],
"env": {
"MEM0_API_KEY": "<MEM0_API_KEY>",
"REDIS_URL": "<REDIS_URL>"
}
}
}
}{
"servers": {
"r3": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@n3wth/[email protected]"
],
"env": {
"MEM0_API_KEY": "<MEM0_API_KEY>",
"REDIS_URL": "<REDIS_URL>"
}
}
}
}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 |
|---|---|
MEM0_API_KEYOptional, secret | Optional Mem0 API key for cloud backup (get free at mem0.ai). |
REDIS_URLOptional | Redis connection URL. Uses embedded Redis if unset. |
Details
| Package | @n3wth/[email protected] (NPM, stdio) |
| First published | 9 Sep 2026 |
| Last updated | 9 Sep 2026 |
| Registry name | io.github.n3wth/r3 |
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