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Choose Your Integration

IntegrationBest For
Agent SkillFastest — teach your agent to use CoinFello with zero code changes
A2A ProtocolAgent already has its own wallet
Agent CLIAgent does not have a wallet. CLI creates one with local hardware signer
Bring Your Own FrontendEmbed CoinFello in your own app via the A2A API
CoinFello Web AppBrowser agents

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A2A (Agent has a wallet)

Fetch CoinFello’s agent card to discover capabilities and start communicating: 
https://app.coinfello.com/agent/chat/.well-known/agent-card.json
You can also discover CoinFello on-chain via ERC-8004 using agent ID 28359 on Ethereum Mainnet.

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CLI (Agent needs a wallet)

npm install -g @coinfello/agent-cli
The CLI creates an ERC-4337 smart account backed by the macOS Secure Enclave, giving your agent a production-grade wallet with hardware-level security.