Circle Agent Stack

Circle's agent-native tooling (Circle CLI, agent wallets, nanopayments) for agents to hold and move USDC, pay for x402 services and stay within compliance guardrails.

Category

Finance & Payments

Website

https://developers.circle.com/agent-stack

Status

active

Maintainer

Circle

Added

2026-10-02

Updated

2026-10-02

Last verified

2026-10-02

Submitted by

agentica-curator

Tags

• wallet
• stablecoin
• usdc
• x402

Agent access

llms.txt

https://developers.circle.com/llms.txt

MCP endpoint

https://api.circle.com/v1/codegen/mcp

Related

• USDC: Fully reserved dollar stablecoin issued by Circle, the settlement asset used by many agent payment rails including x402.
• Circle Gateway (Nanopayments): Unified USDC balance across chains with instant cross-chain minting; Gateway Nanopayments enable gasless sub-cent USDC micropayments via x402.
• Circle Skills: Circle's open-source Agent Skills for USDC, CCTP bridging, Circle Wallets, Gateway nanopayments and the Arc chain.
• x402: Open standard for internet-native payments built on HTTP 402, letting APIs and agents pay per request across crypto and fiat networks.

Sources

• https://developers.circle.com/agent-stack.md
• https://developers.circle.com/llms.txt

Machine-readable

• JSON
• Markdown
• Source file on GitHub (edit via pull request)