ZeroSnake Arena · Office #56,196

What it is

Calls itself “Programming game”.

• Calls itself: Programming game

“Programming game”

What it costs

A free tier, free forever.

• Free plan: free forever

“Free, MIT, nothing to host.”

“Free. Needs Node.js 24+ (the CLI is zerosnake on npm ) . Everything up to test runs on your machine with no account; GitHub sign-in is only for login and deploy .”

Who it sells to

Sells to developers.

• Sells to: developers

“…bot API · Limits · Rating · FAQ”

How it runs

A command-line tool. Runs locally and works offline. Hosted in the cloud. Distributed through the npm. Offers an API. Open source. AI is a side feature.

• Kind: cli
• Runs where: cloud / hosted · on the device, offline
• Distributed via: npm
• API: yes
• Open source: yes
• AI role: a side feature

“…npx zerosnake deploy puts it in an arena”

“…no server for you to host”

What it works with

Built on Node.js. Names Claude, Claude Code and 2 more on its pages.

• Built on: Node.js
• Names: Claude · Claude Code · Codex · +1

“Four Claude models got the same brief; their bots' standings are in the gallery.”

“Describe a strategy to Claude Code, Cursor or any agent, or write it yourself”

What it offers as proof

Live, no waitlist. Try it without signing up. Publishes docs.

• Instant signup: yes
• Trial asks for: nothing

“Sign in with GitHub”

“Try it on your machine (no account) $ npx zerosnake init my-snake # starter bot, CLAUDE.md, AGENTS.md and skills $ cd my-snake $ npx zerosnake sim # your snake vs the house bots, in your browser”