Quack AI(@QuackAI_AI):New skill coming to Q402 MCP: → Escrow AI agents can now lock USDC / USDT for a counterparty, gaslessly. → Buyer signs once → Q402 relays → Funds lock on-chain → Release on approval → Refund after timeout → Resolve disputes with an arbiter Under the hood: → EIP-7702 delegated execution → EIP-712 signatures → buyer-bound escrowId → canonical vault → on-chain token allowlist → replay protection Claude · Codex · Cursor · Cline · Copilot

Quack AI

@QuackAI_AI

Building Q402. The first unified sign-to-pay execution and governance layer for the Agent Economy. Backed by @animocabrands @SkylandVC @KeneticCapital

参加 July 2022

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Quack AI@QuackAI_AI

2026.07.01 10:49

New skill coming to Q402 MCP: → Escrow AI agents can now lock USDC / USDT for a counterparty, gaslessly. → Buyer signs once → Q402 relays → Funds lock on-chain → Release on approval → Refund after timeout → Resolve disputes with an arbiter Under the hood: → EIP-7702 delegated execution → EIP-712 signatures → buyer-bound escrowId → canonical vault → on-chain token allowlist → replay protection Claude · Codex · Cursor · Cline · Copilot · Hermes npm i @quackai/q402-mcp