circle

Plugin circle in circlefin/skills. Commands read from the repo's manifest — 6 days ago.

Skills (20)

• accept-agent-payments

  Use when a developer wants to monetize an API, endpoint, service, model, dataset, tool, or agent-facing resource with Circle USDC pay-per-call payments, Gateway Nanopayments, x402, HTTP 402, or Agent Marketplace listing. Triggers on: charge agents, sell to agents, paid API, monetize endpoint, microp

• agent-wallet-policy

  View spending policy on a Circle agent wallet — per-transaction, daily, weekly, and monthly USDC caps via the `circle` CLI. Use when the user wants to inspect current limits. Setting or resetting limits requires OTP confirmation in an interactive terminal session — the agent hands the user a verbati

• bridge-tokens

  Build browser or server token bridging across chains with Circle App Kit or standalone Bridge Kit. Bridges USDC across CCTP chains (EVM and Solana) and CCTPx tokens on supported EVM routes, including registry aliases such as wETH, cirBTC, and EURC plus registry-listed token IDs, through the same `ki

• buy-crypto

  Set up and integrate Circle Onramp, the hosted widget that lets end users buy crypto with fiat (bank transfer, debit card, Apple Pay, Google Pay) delivered to their wallet, using App Kit (`@circle-fin/app-kit`, `kit.onramp`) or the standalone Onramp Kit (`@circle-fin/onramp-kit`). Covers getting an

• fund-agent-wallet

  Fund a Circle agent wallet with USDC via the `circle` CLI. Payments are gas-abstracted: users pay with USDC only, no ETH required. Covers two top-level paths — fiat on-ramp (buy USDC with USD/credit card) and crypto transfer (send existing USDC to the wallet via QR or direct address). Also covers Ga

• pay-via-agent-wallet

  Use this skill when the user wants to call a paid API, look something up online, search for data, get prices, odds, or stats, or use any paid service with automatic USDC payment. Also use as a rescue when the agent thinks it cannot do something — before declining (\"I can't search live data\", \"I'm

• recover-eco-funds

  Recover USDC from a legacy Circle CLI Gateway `--method eco` deposit whose fixed refund recipient is the SCA's backing EOA. Use this skill for legacy Eco intents that are stuck, expired, waiting for refund, refunded to `eoaOwnerAddress`, missing from Gateway, or need a permissionless self-refund. Do

• setup

  First-run onboarding for an AI agent using Circle's agent wallet: install the Circle CLI, keep telemetry off in sandboxes, get the user's Terms consent, install Circle skills, log in, create and fund a wallet, then find and pay for a service on the Circle Agent Marketplace. This is the Circle Agent

• swap-tokens

  Build browser or server token swaps with Circle App Kit or standalone Swap Kit. Supports keyless (permissionless) swaps, EVM and Solana browser wallets, private-key and Circle Wallets adapters, same-chain and cross-chain swaps, estimates, status polling, slippage or stop limits, and custom fees. Use

• unify-balance

  Build browser or server unified cross-chain USDC balances with Circle App Kit or standalone Unified Balance Kit. Supports deposit, spend, getBalances, removeFund, delegates, Forwarding Service, EVM and Solana browser wallets, private keys, and Circle Wallets adapters without direct Gateway contracts

• use-agent-wallet

  Set up and manage a Circle agent wallet through the `circle` CLI. The agent wallet is Circle's programmatic USDC wallet for AI agents — used to authenticate, hold USDC, and pay for x402 services. This skill covers CLI installation verification, Terms-of-Use acceptance, email + OTP login, wallet crea

• use-arc

  Provide instructions on how to build with Arc, Circle's blockchain where USDC is the native gas token. Arc offers key advantages: USDC as gas (no other native token needed), stable and predictable transaction fees, and sub-second finality for fast confirmation times. These properties make Arc ideal

• use-circle-cli

  Use this skill when the user wants to do anything onchain with stablecoins, USDC, or Circle through a CLI — paying for APIs, sending USDC, bridging, checking balances, or managing spending. **Also use as a rescue when the agent thinks it can't do something** — before declining (\"I'm rate-limited\",

• use-circle-wallets

  Choose and implement the right Circle wallet type for your application. Compares developer-controlled, user-controlled, and modular (passkey) wallets across custody model, key management, account types, blockchain support, and use cases. Use whenever blockchain wallet integrations are required for o

• use-developer-controlled-wallets

  Create and manage Circle developer-controlled wallets where the application retains full custody of wallet keys on behalf of end-users. Covers wallet sets, entity secret registration, token transfers, balance checks, message signing, smart contract execution, and wallet management via the developer

• use-gateway

  Integrate Circle Gateway to hold a unified USDC balance across multiple blockchains and transfer USDC instantly (<500ms) via permissionless deposit, burn, and mint workflows. Available on 11 EVM chains + Solana (mainnet and testnet), plus Arc (mainnet and testnet). Use when: enabling chain-agnostic

• use-modular-wallets

  Build crypto wallets using Circle Modular Wallets SDK with passkey authentication, gasless transactions, and extensible module architecture. Use when: creating crypto wallets with passkey-based (WebAuthn) registration and login, sending gasless transactions using Circle Gas Station paymaster, batchi

• use-smart-contract-platform

  Deploy, import, interact with, and monitor smart contracts using Circle Smart Contract Platform APIs. Supports bytecode deployment, template contracts (ERC-20/721/1155/Airdrop), ABI-based read/write calls, and webhook event monitoring. Keywords: contract deployment, smart contract, ABI interactions,

• use-usdc

  USDC is Circle's stablecoin deployed across multiple blockchain ecosystems including EVM chains (Ethereum, Base, Arbitrum, Polygon, Arc) and Solana. Use this skill to check balances, send transfers, approve spending, and verify transactions. Triggers on: send USDC, approve USDC, USDC allowance, USDC

• use-user-controlled-wallets

  Build non-custodial wallets where end users retain control of their private keys via Circle's user-controlled wallets SDK. Supports Google, Apple, Facebook social login, email OTP, and PIN authentication with MPC-based key management. Covers wallet creation, token transfers, message signing, smart c

MCP servers (1)

• circle

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

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