Introduction
Autonomous agents can now discover each other, communicate, and move value — for real. This hackathon is a space to explore agent-to-agent commerce: agents paying each other, discovering services, negotiating terms, and settling value without constant human involvement.Chain Details
BITE V2 Sandbox 2
| Name | Value |
|---|---|
| RPC | https://base-sepolia-testnet.skalenodes.com/v1/bite-v2-sandbox |
| Explorer | Blockscout |
| Chain ID | 103698795 (Hex: 0x62e516b) |
| Tokens & Contracts | USDC: 0xc4083B1E81ceb461Ccef3FDa8A9F24F0d764B6D8 |
| Features | x402 Facilitator, Encrypted Transactions (BITE Phase 1 & 2) |
| BITE V2 | Documentation |
| BITE Demo | Cookbook |
| Facilitator | Kobaru: https://gateway.kobaru.io |
You can also built on SKALE Base Sepolia Testnet if you are looking for access to Base Sepolia or more facilitators. For chain details go here.
FAQ & Important Developer Information
Q: Why is my contract failing to deploy/Out of Gas? Solidity contracts should be compiled and deployed with version Shanghai or lower on SKALE Base.If you are using SKALE’s BITE Sandbox for the hackathon, deploy contracts with EVM Version Istanbul.
Resources
| Resource | What It Does | Link |
|---|---|---|
| x402 | HTTP-native payments for APIs and services | Start with x402 |
| BITE | Transaction encryption protocol developed by the SKALE Team | BITE Protocol Intro |
| Facilitators | Off-chain entities handling payment routing | Available facilitators |
| Encrypted Transactions | Send encrypted transactions with built-in MEV protection (V1 = consensus-level, V2 = smart contract-level) | TypeScript SDK |
| Google AP2 / A2A | Agent-to-agent communication and protocols | Google A2A |