Coinbase Brian Armstrong said the exchange is building a financial account designed for AI agents.Coinbase for Agents already supports isolated portfolios, cryptocurrency trading, derivatives, equities, and portfolio management tools.Users can limit an agent’s exposure by funding a separate portfolio with controlled account permissions.x402 payments for agent-consumed research, data services, and computing are officially listed as coming soon.Coinbase warns AI agents may misinterpret instructions and says users remain responsible for authorized actions.