circle-gateway

Sluice is a toll booth for the AI-read web. Creators price the smallest unit of what they make, AI agents pay it automatically in USDC, and Circle Gateway batches the tiny payments and settles them on Arc, gas-free and verifiable.

Platform-agnostic USDC nanopayment sidecar for self-hosted platforms. Powered by Circle x402 on Arc.

Fund the question. Reward the evidence. An AI research funding protocol for curated sources, contributor payouts, and verifiable receipts.

Negotiated-price payment layer for AI agents buying live financial and on-chain intelligence, real-time price negotiation, settled via Circle Gateway/x402 on Arc Testnet, with permanent on-chain proof.

The MCP server that lets AI agents discover, pay for, and call APIs per request in USDC — gasless, sub-cent, 0% commission. Built on x402 + Circle Gateway.

Agent skills: MetaMask Agent Wallet x SELAT rail-abstracted purchasing (discovery, gasless Gateway funding, routed payments)

Paid live context for AI agents: x402 research, quote attribution, creator royalties, and Gateway receipts on Arc.