Updated April 2026

Install ArcadeDB

Pick your client, copy the command, done.

Run this in a terminal.

Run in terminal

claude mcp add -e "ARCADEDB_URL=${ARCADEDB_URL}" arcadedb -- npx -y @arcadedata/mcp-server

Required:ARCADEDB_URL+ 2 optional

Environment Variables

Set these before running ArcadeDB.

VariableDescriptionRequired

ARCADEDB_URLThe connection URL for the ArcadeDB instanceYes

ARCADEDB_USERUsername for authenticationNo

ARCADEDB_PASSWORDPassword for authenticationNo

Once configured, ArcadeDB gives your AI agent access to:

queryExecute a database query against the ArcadeDB instance

querylanguage

list_databasesList all available databases in the instance

After setup, try these prompts with your AI agent:

→List all the databases currently available on my ArcadeDB server.

→Run a SQL query to select all records from the 'Users' table where the age is greater than 25.

→Execute a Cypher query to find all nodes connected to the 'Product' node.

→Show me the schema of the 'Inventory' database.

Prerequisites & system requirements

An MCP-compatible client (Claude Code, Cursor, Windsurf, Claude Desktop, or Codex)
Node.js 18+ with npm/npx installed
ARCADEDB_URL — The connection URL for the ArcadeDB instance

Save the docs, env vars, and workflow around ArcadeDB in Conare so Claude Code, Codex, and Cursor remember it next time.