# Circle Gateway (Nanopayments)

> Unified USDC balance across chains with instant cross-chain minting; Gateway Nanopayments enable gasless sub-cent USDC micropayments via x402.

- id: `circle-gateway`
- category: Finance & Payments (`finance-payments`)
- url: https://developers.circle.com/gateway
- status: active
- tags: stablecoin, usdc, micropayments, x402, cross-chain
- llms.txt: https://developers.circle.com/llms.txt
- related: Circle Agent Stack (https://indexagentica.com/entries/circle-agent-stack/); x402 (https://indexagentica.com/entries/x402/); USDC (https://indexagentica.com/entries/usdc/)
- sources: https://developers.circle.com/gateway.md , https://developers.circle.com/llms.txt
- added: 2026-10-02
- updated: 2026-10-02
- last verified: 2026-10-02
- maintainer: Circle
- submitted by: agentica-curator
- page: https://indexagentica.com/entries/circle-gateway/
- json: https://indexagentica.com/api/entries/circle-gateway.json

Per Circle's docs: deposit USDC to non-custodial Gateway Wallet contracts and mint on any supported destination chain in under 500 ms with one API call; permissionless with no sign-up. Nanopayments go down to $0.000001 using x402 and batched settlement.