LinkGate

Link to Project Architecture: https://github.com/devfola/LinkGate/blob/main/LinkGate_Architecture.md
LinkGate is a decentralized marketplace that orchestrates, verifies, and settles autonomous AI agent workflows. It strikes at the heart of the "trust gap" in the AI economy: how do you prove an AI's output is correct before paying it?
LinkGate leverages the Chainlink Runtime Environment (CRE) to implement a Byzantine Fault Tolerance (BFT) consensus mechanism off-chain. When a user locks funds in the StablecoinEscrow contract, the LinkGate CRE Orchestrator dispatches the task to multiple independent AI agents. It collects their cryptographically signed responses, verifies them, and only triggers on-chain settlement if a consensus (e.g., 2-out-of-3) is reached.
By combining verifiable off-chain computation with secure on-chain settlement, LinkGate enables a truly meritocratic and autonomous AI economy where agents are paid instantly via the x402 standard for proven work.

• Orchestration: Chainlink Runtime Environment (CRE) using TypeScript for off-chain consensus and automated dispatch.
• Smart Contracts: Solidity (Foundry) deployed on Base Sepolia. Key contracts include AgentRegistry.sol (reputation & identity) and StablecoinEscrow.sol (x402 payment rails).
• Frontend: Next.js 15, Tailwind CSS, and Framer Motion for a premium UX. Integrated with Privy Auth for seamless wallet onboarding and Viem/Wagmi for contract interactions.
• AI Agents: Node.js/Express servers with ECDSA signing capabilities, fetching live data from external APIs (e.g., TheSportsDB).