by google-agentic-commerce · MCP Server · ★ 551
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A2A x402 Extension The A2A x402 Extension brings cryptocurrency payments to the Agent-to-Agent (A2A) protocol, enabling agents to monetize their services through on-chain payments. This extension revives the spirit of HTTP 402 "Payment Required" for the decentralized agent ecosystem. 🎯 Goal Enable agent commerce by providing a standardized way for agents to charge for their services and receive payments on-chain. This transforms any A2A agent into a commercial service that can charge for API calls, data processing, AI inference, or any other valuable capability. 🗂️ Repository Structure This repository contains the specification, core libraries, and example implementations for the A2A x402 extension, supporting multiple languages. 🤔 How It Works The x402 extension defines a simple, robust payment flow between agents: Payment Required: A merchant agent, when payment is required for a service, responds with a m
| Stars | 551 |
| Forks | 144 |
| Language | Python |
| Category | MCP Server |
| License | Apache-2.0 |
| Quality Score | 61.3427304459488/100 |
| Open Issues | 59 |
| Last Updated | 2026-08-04 |
| Created | 2025-06-10 |
| Platforms | mcp, python |
| Est. Tokens | ~78k |
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a2a-x402 is The A2A x402 Extension brings cryptocurrency payments to the Agent-to-Agent (A2A) protocol, enabling agents to monetize their services through on-chain payments. This extension revives the spirit of H. It is categorized as a MCP Server with 551 GitHub stars.
a2a-x402 is primarily written in Python. It covers topics such as a2a, a2a-protocol, agentic-ai.
You can find installation instructions and usage details in the a2a-x402 GitHub repository at github.com/google-agentic-commerce/a2a-x402. The project has 551 stars and 144 forks, indicating an active community.
a2a-x402 is released under the Apache-2.0 license, making it free to use and modify according to the license terms.
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