Identity, accountability, and attribution are emerging as pivotal elements in the development of the next-generation AI agent economy. MetaEra emphasizes the necessity for robust infrastructure to establish trust, highlighting protocols such as OpenAI and Stripe's ACP, Google's AP2 and A2A, and Coinbase's x402. These protocols are designed to facilitate rapid and secure machine-to-machine payments and microtransactions, addressing the limitations of traditional financial systems that are not equipped for irreversible blockchain transactions. The evolving landscape presents opportunities for startups to innovate in areas like identity verification, dispute resolution, and attribution tools. The sector's growth underscores the need for specialized fraud detection and recourse systems tailored to AI agents, ensuring a secure and efficient operational environment.