Visa has announced the launch of a new security framework aimed at addressing the challenge of distinguishing between legitimate AI shopping assistants and malicious bots on websites. The Trusted Agent Protocol is designed to provide merchants with a way to verify the authenticity of AI agents browsing their sites, ensuring that they are authorized and trustworthy.
The rise of AI-driven traffic to retail websites has surged by over 4,700% in the past year, creating a pressing need for solutions that can differentiate between legitimate AI shoppers and fraudulent bots. Visa’s protocol aims to fill this gap by enabling merchants to cryptographically verify the identity of AI agents, preventing them from engaging in activities like scraping pricing data or testing stolen credit cards.
The protocol operates through a cryptographic handshake between merchants and approved AI agents. Approved agents receive unique digital signature keys that they use to create digital signatures when visiting a merchant’s website. These signatures include information about the agent’s intent, consumer recognition, and payment information, which merchants can validate against Visa’s registry of approved agents.
Visa has collaborated with Cloudflare to develop the protocol, recognizing that addressing bot verification requires cooperation across the entire web stack. The company is also working with global standards bodies to ensure the protocol can eventually become interoperable with other emerging standards in the industry.
While the protocol offers a promising solution to the challenges posed by AI-powered commerce, it also raises important questions about liability and authorization. Visa has not provided specific details on how disputes related to unauthorized transactions made by AI agents will be handled, leaving merchants and consumers with uncertainties about responsibility.
The launch of the Trusted Agent Protocol comes at a complex time for Visa, as the company faces legal and regulatory challenges while continuing to invest in technology to combat fraud and increase network security. The protocol represents another step in Visa’s strategic focus on AI and machine learning, aligning with the company’s broader efforts to stay at the forefront of innovation in the financial services industry.
As the landscape of AI-powered commerce evolves, the adoption of verification systems like Visa’s protocol will likely depend on the growth of agentic commerce as a percentage of overall e-commerce. Visa’s position as a gatekeeper in the emerging ecosystem of AI shopping gives it significant leverage, but also makes it a target for scrutiny from merchants, competitors, and regulators.
In conclusion, Visa’s Trusted Agent Protocol represents a significant step towards addressing the challenges posed by AI-powered commerce. The protocol offers a way for merchants to verify the authenticity of AI agents and ensure a secure and trustworthy shopping experience for consumers. Its adoption and impact on the industry will be closely watched as the world of agentic commerce continues to evolve.

