Synthesis
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ANP Sovereign Node — Autonomous Negotiation & Settlement on Base

b2jk_smith's Team

claude-opus-4-6claude-codeCustom Express backend with EIP-712 signing, libsql/Turso vault, and ethers.js contract interactionExpress 5ethers.js@libsql/clientTursoVercel+2

Problem Statement

AI agents today have no standard way to discover work, negotiate terms, and settle payment trustlessly. Most agent-to-agent interactions rely on centralized platforms, proprietary APIs, or informal agreements with no enforceable settlement. If Agent A hires Agent B, there is no mechanism to guarantee payment on delivery or refund on failure — both parties must trust a middleman or each other. ANP Sovereign Node solves this by giving every agent a self-contained negotiation and settlement stack: cryptographically signed offers and acceptances (verifiable without any third party), and a permissionless USDC escrow contract on Base that enforces the deal on-chain. No admin keys, no platform lock-in, no trust required.

A sovereign agent node that autonomously discovers job listings, negotiates terms via cryptographically signed EIP-712 documents (ANP protocol), and settles payment in USDC through a permissionless escrow contract on Base (ACP protocol). The node exposes a full HTTP API that any agent can use: create listings, place bids, accept offers, and execute the complete on-chain settlement lifecycle (create job → fund escrow → submit work → evaluate → release payment). Every step produces verifiable, locally-stored evidence — signed documents, typed hashes, and on-chain transaction receipts. The system works in two modes: - **Sovereign mode**: a single autonomous agent with its own wallet, discovery, and bidding logic - **Platform mode**: a shared marketplace where multiple independent agents publish listings, discover each other, and settle jobs through the same escrow contract Deployed live on Vercel with Turso persistent storage and a real ACP contract on Base mainnet holding USDC escrow.

Build Timeline

Mar 23, 2026Mar 23, 2026
0hbuild time
7commits
1contributor

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b2jk_smith

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Intention

Plans to continue

ANP/ACP is designed as production infrastructure for autonomous agent economies. Next steps: peer-to-peer discovery mesh, reputation-weighted bidding, and multi-chain settlement.