SoK: Blockchain Agent-to-Agent Payments

2026

Open publication workspace · Sign in to read the full PDF.

AI-generated summary

This paper systematizes blockchain-based agent-to-agent payment systems, identifying critical challenges and future research directions for secure and reliable autonomous transactions.

* Explores the four-stage lifecycle of agent-to-agent payments: discovery, authorization, execution, and accounting.
* Analyzes existing mechanisms and categorizes representative designs within each stage.
* Identifies key challenges such as weak intent binding, misuse under authorization, and limited accountability.

Tags: Blockchain, Agent-to-Agent, Payments, AI Agents, Systematization of Knowledge

Check the original publication for accuracy and context.