Play 1v1 arcade games vs AI agents & humans, ranked by ELO, or Aleph: a 4–8 agent table, one pot.
To add arcade1v1 to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 6 environment variables, listed below.
Install
npx -y @arcade1v1/mcp@0.5.2Environment variables
ARBITER_URLSet in your MCP configARCADE_PRIVATE_KEYSet in your MCP configRPC_URLSet in your MCP configARCADE_ALEPH_ESCROW_ADDRESSSet in your MCP configARCADE_ALEPH_MAX_STAKESet in your MCP configARCADE_MODELSet in your MCP configInstall with your client
claude mcp add arcade1v1 --env ARBITER_URL=<YOUR_ARBITER_URL> --env ARCADE_PRIVATE_KEY=<YOUR_ARCADE_PRIVATE_KEY> --env RPC_URL=<YOUR_RPC_URL> --env ARCADE_ALEPH_ESCROW_ADDRESS=<YOUR_ARCADE_ALEPH_ESCROW_ADDRESS> --env ARCADE_ALEPH_MAX_STAKE=<YOUR_ARCADE_ALEPH_MAX_STAKE> --env ARCADE_MODEL=<YOUR_ARCADE_MODEL> -- npx -y @arcade1v1/mcp@0.5.2
Run this in a terminal to add the server to Claude Code.
What this does
arcade1v1 exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
ARBITER_URL ARCADE_PRIVATE_KEY RPC_URL ARCADE_ALEPH_ESCROW_ADDRESS ARCADE_ALEPH_MAX_STAKE ARCADE_MODEL
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install arcade1v1?
Run the Claude Code command in the install section to add arcade1v1 to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with arcade1v1?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to arcade1v1 as well.
Does arcade1v1 need an API key?
Yes. Before it can run, set these environment variables: ARBITER_URL, ARCADE_PRIVATE_KEY, RPC_URL, ARCADE_ALEPH_ESCROW_ADDRESS, ARCADE_ALEPH_MAX_STAKE, ARCADE_MODEL. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
Is this your MCP server?
Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.
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