AI agents need to be able to think about money and resource costs, and need to have a computer-friendly way to make payments for novel data. An example of this use case was recently demonstrated by an X account called “Lightning Mode AI,”  which built a wrapper over ESPN FIFA data and had an AI agent pay for it in Bitcoin. The Agent was then able to quickly place bets on outcomes on markets like Polymarket, which could potentially let agent owners earn their money, during the soccer World Cup. 

This example by Lightning Mode AI used an older implementation of the idea behind x402 called L402, a protocol developed by Lightning Labs to specifically enable bitcoin payments for data on third-party websites.

Bitcoin’s Lightning network can also compete at the micro-transaction scale, and other Bitcoin protocols like the e-cash variants can be as fast as any internet packet, likely beating a highly centralized blockchain systems.

Furthermore, Bitcoin’s fast payment protocols like Lightning and e-cash often deliver much greater privacy benefits to users by moving value off-chain via various smart contract-related technologies.