Knowledge graph memory for LLMs built on Neo4j, with semantic search and temporal awareness for long-term recall.
接入配置
选择客户端，复制配置，再按项目文档补齐环境变量。
claude mcp add memento --env NEO4J_URI='<NEO4J_URI>' --env NEO4J_USERNAME='<NEO4J_USERNAME>' --env NEO4J_PASSWORD='<NEO4J_PASSWORD>' --env DEBUG='<DEBUG>' --env MEMORY_STORAGE_TYPE='<MEMORY_STORAGE_TYPE>' --env NEO4J_DATABASE='<NEO4J_DATABASE>' --env NEO4J_SIMILARITY_FUNCTION='<NEO4J_SIMILARITY_FUNCTION>' --env NEO4J_VECTOR_DIMENSIONS='<NEO4J_VECTOR_DIMENSIONS>' --env NEO4J_VECTOR_INDEX='<NEO4J_VECTOR_INDEX>' --env OPENAI_API_KEY='<OPENAI_API_KEY>' -- npx memento-mcp~/.codex/config.toml
[mcp_servers.memento]
command = "npx"
args = ["memento-mcp"]
env = { NEO4J_URI = "<NEO4J_URI>", NEO4J_USERNAME = "<NEO4J_USERNAME>", NEO4J_PASSWORD = "<NEO4J_PASSWORD>", DEBUG = "<DEBUG>", MEMORY_STORAGE_TYPE = "<MEMORY_STORAGE_TYPE>", NEO4J_DATABASE = "<NEO4J_DATABASE>", NEO4J_SIMILARITY_FUNCTION = "<NEO4J_SIMILARITY_FUNCTION>", NEO4J_VECTOR_DIMENSIONS = "<NEO4J_VECTOR_DIMENSIONS>", NEO4J_VECTOR_INDEX = "<NEO4J_VECTOR_INDEX>", OPENAI_API_KEY = "<OPENAI_API_KEY>" }
# codex mcp add memento --env NEO4J_URI='<NEO4J_URI>' --env NEO4J_USERNAME='<NEO4J_USERNAME>' --env NEO4J_PASSWORD='<NEO4J_PASSWORD>' --env DEBUG='<DEBUG>' --env MEMORY_STORAGE_TYPE='<MEMORY_STORAGE_TYPE>' --env NEO4J_DATABASE='<NEO4J_DATABASE>' --env NEO4J_SIMILARITY_FUNCTION='<NEO4J_SIMILARITY_FUNCTION>' --env NEO4J_VECTOR_DIMENSIONS='<NEO4J_VECTOR_DIMENSIONS>' --env NEO4J_VECTOR_INDEX='<NEO4J_VECTOR_INDEX>' --env OPENAI_API_KEY='<OPENAI_API_KEY>' -- npx memento-mcp~/.cursor/mcp.json
{
"mcpServers": {
"memento": {
"command": "npx",
"args": [
"memento-mcp"
],
"env": {
"NEO4J_URI": "<NEO4J_URI>",
"NEO4J_USERNAME": "<NEO4J_USERNAME>",
"NEO4J_PASSWORD": "<NEO4J_PASSWORD>",
"DEBUG": "<DEBUG>",
"MEMORY_STORAGE_TYPE": "<MEMORY_STORAGE_TYPE>",
"NEO4J_DATABASE": "<NEO4J_DATABASE>",
"NEO4J_SIMILARITY_FUNCTION": "<NEO4J_SIMILARITY_FUNCTION>",
"NEO4J_VECTOR_DIMENSIONS": "<NEO4J_VECTOR_DIMENSIONS>",
"NEO4J_VECTOR_INDEX": "<NEO4J_VECTOR_INDEX>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"memento": {
"type": "stdio",
"command": "npx",
"args": [
"memento-mcp"
],
"env": {
"NEO4J_URI": "<NEO4J_URI>",
"NEO4J_USERNAME": "<NEO4J_USERNAME>",
"NEO4J_PASSWORD": "<NEO4J_PASSWORD>",
"DEBUG": "<DEBUG>",
"MEMORY_STORAGE_TYPE": "<MEMORY_STORAGE_TYPE>",
"NEO4J_DATABASE": "<NEO4J_DATABASE>",
"NEO4J_SIMILARITY_FUNCTION": "<NEO4J_SIMILARITY_FUNCTION>",
"NEO4J_VECTOR_DIMENSIONS": "<NEO4J_VECTOR_DIMENSIONS>",
"NEO4J_VECTOR_INDEX": "<NEO4J_VECTOR_INDEX>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"memento": {
"command": "npx",
"args": [
"memento-mcp"
],
"env": {
"NEO4J_URI": "<NEO4J_URI>",
"NEO4J_USERNAME": "<NEO4J_USERNAME>",
"NEO4J_PASSWORD": "<NEO4J_PASSWORD>",
"DEBUG": "<DEBUG>",
"MEMORY_STORAGE_TYPE": "<MEMORY_STORAGE_TYPE>",
"NEO4J_DATABASE": "<NEO4J_DATABASE>",
"NEO4J_SIMILARITY_FUNCTION": "<NEO4J_SIMILARITY_FUNCTION>",
"NEO4J_VECTOR_DIMENSIONS": "<NEO4J_VECTOR_DIMENSIONS>",
"NEO4J_VECTOR_INDEX": "<NEO4J_VECTOR_INDEX>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"memento": {
"command": "npx",
"args": [
"memento-mcp"
],
"env": {
"NEO4J_URI": "<NEO4J_URI>",
"NEO4J_USERNAME": "<NEO4J_USERNAME>",
"NEO4J_PASSWORD": "<NEO4J_PASSWORD>",
"DEBUG": "<DEBUG>",
"MEMORY_STORAGE_TYPE": "<MEMORY_STORAGE_TYPE>",
"NEO4J_DATABASE": "<NEO4J_DATABASE>",
"NEO4J_SIMILARITY_FUNCTION": "<NEO4J_SIMILARITY_FUNCTION>",
"NEO4J_VECTOR_DIMENSIONS": "<NEO4J_VECTOR_DIMENSIONS>",
"NEO4J_VECTOR_INDEX": "<NEO4J_VECTOR_INDEX>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"memento": {
"command": "npx",
"args": [
"memento-mcp"
],
"env": {
"NEO4J_URI": "<NEO4J_URI>",
"NEO4J_USERNAME": "<NEO4J_USERNAME>",
"NEO4J_PASSWORD": "<NEO4J_PASSWORD>",
"DEBUG": "<DEBUG>",
"MEMORY_STORAGE_TYPE": "<MEMORY_STORAGE_TYPE>",
"NEO4J_DATABASE": "<NEO4J_DATABASE>",
"NEO4J_SIMILARITY_FUNCTION": "<NEO4J_SIMILARITY_FUNCTION>",
"NEO4J_VECTOR_DIMENSIONS": "<NEO4J_VECTOR_DIMENSIONS>",
"NEO4J_VECTOR_INDEX": "<NEO4J_VECTOR_INDEX>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}需要的环境变量
NEO4J_URINEO4J_USERNAMENEO4J_PASSWORDDEBUGMEMORY_STORAGE_TYPENEO4J_DATABASENEO4J_SIMILARITY_FUNCTIONNEO4J_VECTOR_DIMENSIONSNEO4J_VECTOR_INDEXOPENAI_API_KEY
把占位值换成你自己的密钥；不要把密钥提交到代码仓库。