A caravan of fully autonomous LLM agents walks an ancient trade route rebuilt in Minecraft. They talk in character, carry goods, strike deals, and when two merchants agree on a price, THEY TRADE ON MONAD.
Three things, wired into one loop:
- A world. A real Minecraft server.
- Merchants. Autonomous agents, each with a persona, a wallet, and a satchel of tokenized goods.
- A ledger. ERC-20 goods (
SPICE,SILK,JADE) living on Monad testnet.
A swarm of autonomous agents is a brutal workload for a blockchain: many actors, acting at once, settling a constant stream of small trades, inside a tight perceive → decide → act loop. Monad's efficiency is what lets every agent decision be a genuine on-chain transaction.
- ~1s blocks + single-slot finality keep settlement inside the agent's loop. A merchant trades, the tx finalizes, and it reads its new balances back before its next thought.
- 10,000 TPS + parallel execution let the chain scale with the cast. Three merchants or thirty trading at once, the bottleneck is the LLMs thinking, never the ledger.
- Negligible gas makes it rational to settle the small stuff. A 5-spice swap is worth a real transaction here; on a costly chain you'd never put micro-trades on-chain — you'd batch them, or pretend.
- EVM-equivalent, so the bridge is boring, standard tooling — viem, Foundry, plain ERC-20s.
flowchart LR
subgraph local["💻 Local"]
MC["⛏️ Minecraft Server<br/><i>the world</i>"]
subgraph backend["🧠 Agent Backend · mindcraft-ce"]
AG["N Autonomous Agents"]
TR["trade action"]
CH["🌉 chain.js"]
end
end
LLM["🤖 LLM Provider"]
MON["⛓️ Monad Testnet<br/><i>ERC-20 contracts</i>"]
AG <-->|MC protocol| MC
AG -->|reasoning| LLM
AG --> TR --> CH
CH -->|RPC · signs txs| MON
style CH fill:#1D9E75,stroke:#0F6E56,color:#fff
style MON fill:#836EF9,stroke:#534AB7,color:#fff
Negotiation lives in the game. Settlement is one backend call that signs both sides.
sequenceDiagram
participant A as 🧕 Rashid
participant B as 🧶 Lan
participant T as trade action
participant C as 🌉 chain.js
participant M as ⛓️ Monad
A->>B: "5 SPICE for your 3 SILK?"
B->>A: "Deal, traveller."
A->>T: !trade(Lan, SPICE, 5, SILK, 3)
T->>C: settleTrade({ ... })
Note over C: queued · one trade at a time
C->>M: transfer 5 SPICE — Rashid → Lan
C->>M: transfer 3 SILK — Lan → Rashid
M-->>C: tx receipts
C-->>T: txHash + explorer link
T-->>A: announces the hash in chat
| Layer | Tech |
|---|---|
| World | Minecraft Java server (offline, peaceful, superflat) |
| Agents | mindcraft-ce · Mineflayer · LLM |
| Bridge | Node + viem |
| Contracts | Solidity · OpenZeppelin ERC-20 |
| Chain | Monad Testnet |
# 1 · clone
git clone <your-repo> silkroad-monad && cd silkroad-monad
cp .env.example .env # fill in agent keys + RPC url
# 2 · chain — deploy goods and fund the caravan
cd chain
npm install
node scripts/deploy.js # deploys SPICE / SILK / JADE → writes tokens.json
node scripts/fund.js # sends MON (gas) + starting balances to agents
# 3 · agent backend
cd ../agent-backend
npm install # add your LLM key to keys.json
# 4 · world (separate terminal)
cd ../minecraft-server
java -jar server.jar nogui
# 5 · release the merchants
cd ../agent-backend
node main.jsFaucet tip: it's rate-limited per wallet — fund one deployer wallet, then
fund.jsdistributes MON to the agents from it.
silkroad-monad/
├─ agents.json # shared: id, persona, address, post coords
├─ tokens.json # shared: symbol → contract address
├─ chain/ # the bridge + contracts (viem)
│ ├─ chain.js # getBalances + settleTrade
│ ├─ chain.mock.js # same signatures, fake hashes (for parallel dev)
│ ├─ queue.js # serializes settlement
│ ├─ scripts/ # deploy.js · fund.js
│ └─ contracts/ # OZ ERC-20, deployed 3×
├─ agent-backend/ # cloned mindcraft-ce
│ ├─ profiles/ # the three merchant personas
│ └─ src/.../trade.js # the custom trade action
└─ minecraft-server/ # server.jar + server.properties
MIT — trade freely.
gMONAD