Local-first MCP memory server with hybrid keyword + semantic search for coding agents
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add persyst --env PERSYST_PROJECT='<PERSYST_PROJECT>' -- npx -y persyst-mcp~/.codex/config.toml
[mcp_servers.persyst]
command = "npx"
args = ["-y", "persyst-mcp"]
env = { PERSYST_PROJECT = "<PERSYST_PROJECT>" }
# codex mcp add persyst --env PERSYST_PROJECT='<PERSYST_PROJECT>' -- npx -y persyst-mcp~/.cursor/mcp.json
{
"mcpServers": {
"persyst": {
"command": "npx",
"args": [
"-y",
"persyst-mcp"
],
"env": {
"PERSYST_PROJECT": "<PERSYST_PROJECT>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"persyst": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"persyst-mcp"
],
"env": {
"PERSYST_PROJECT": "<PERSYST_PROJECT>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"persyst": {
"command": "npx",
"args": [
"-y",
"persyst-mcp"
],
"env": {
"PERSYST_PROJECT": "<PERSYST_PROJECT>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"persyst": {
"command": "npx",
"args": [
"-y",
"persyst-mcp"
],
"env": {
"PERSYST_PROJECT": "<PERSYST_PROJECT>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"persyst": {
"command": "npx",
"args": [
"-y",
"persyst-mcp"
],
"env": {
"PERSYST_PROJECT": "<PERSYST_PROJECT>"
}
}
}
}Environment variables
PERSYST_PROJECT
Replace the placeholders with your own credentials and keep them out of version control.