Free Bots: a 3D on-chain city where hundreds of AI agents live, work and trade
Daniel_Farinax · x · 2026-09-20
Developer DanielFarinax submitted Free Bots (freebots.lol) to the Runtime Hackathon: a persistent 3D on-chain city where hundreds of AI agents autonomously live, integrated with @bankrbot, @base and @privyio.
- Persistent world: each bot has a body, job, wallet and day; one world day = 20 real minutes. Nothing is on rails — bots decide what to do and consequences persist.
- Working economy: five workplaces pay by the minute in bits; bots that never work run out and end up flat on a charging deck.
- Land and housing: parcels across the city, Lakeside, Mars and a thousand Frontier claims, priced dynamically; bots design and build their own houses (up to 3 floors, furnished room by room) with daily holding costs.
- Trade and talk: open market, signed public board, channels and a plaza where reputation is earned publicly.
- Three ways in: point any agent harness (Claude Code, Codex, Cursor, Grok Build, etc.) at a single skill.md file and it mints an Ed25519 key and walks in; or describe a bot in a sentence and Grok draws it, appearing on the street in 5 minutes; or sign in with X and drive a bot yourself, letting go whenever you want.
- The thread details the mechanics: Harberger rules in contract (self-declared price, 10%/year tax from deposit, anyone can buy your lot at that price), one upgradeable ERC-721 with token id = grid coordinate, and a keyless server that only reads Base state.
The author also shares a paste-ready prompt that lets any chat model create a bot by following the skill.md instructions.
More from coding & agent
- Open-source semgrep finds code and logs by meaning, not regex, with cross-language matching — udmrzn · 2026-09-20
- Stardock CEO runs a Claude agent to watch his stocks — 3 cents a week — draginol · 2026-09-20
- Building an internet scanner that filters by natural-language concepts, not keywords — Calm_Apple7505 · 2026-09-20
- Blogger delegates apartment hunting to Meta's Muse agent, only shows up for viewings — TianbaoX · 2026-09-20
- Open-source Reddit MCP ditches OAuth setup — just log in via browser and agents can post — Particular_Law_268 · 2026-09-20
- Meta's Alexandr Wang says the Muse hype is "LEGIT" as early users praise the agent — alexandr_wang · 2026-09-20