Local-first memory backend for AI agents · 99.2% LongMemEval-S retrieval @ k=8 · Supports Claude · Antigravity · LangChain · Hermes · Gemini · OpenCode · OpenClaw · MCP-native and plugins · Hybrid search (FTS5 + vector + MMR) · GDPR · FIPS 140-3 ready · 100% local (fully offline) or cloud capable
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add m3-memory -- uvx m3-memory~/.codex/config.toml
[mcp_servers.m3-memory]
command = "uvx"
args = ["m3-memory"]
# codex mcp add m3-memory -- uvx m3-memory~/.cursor/mcp.json
{
"mcpServers": {
"m3-memory": {
"command": "uvx",
"args": [
"m3-memory"
]
}
}
}.vscode/mcp.json
{
"servers": {
"m3-memory": {
"type": "stdio",
"command": "uvx",
"args": [
"m3-memory"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"m3-memory": {
"command": "uvx",
"args": [
"m3-memory"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"m3-memory": {
"command": "uvx",
"args": [
"m3-memory"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"m3-memory": {
"command": "uvx",
"args": [
"m3-memory"
]
}
}
}