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A2A x402 Extension (google-agentic-commerce)

x402 infrastructure ⚠️ Caution

Quick answers

What is A2A x402 Extension (google-agentic-commerce)?
A2A x402 Extension (google-agentic-commerce) is a x402 listing for infrastructure. Official extension bringing x402 cryptocurrency micropayments to the Agent-to-Agent (A2A) protocol — spec, Python reference implementation, and payment schemes. ⚠️ Published under google-agentic-commerce GitHub org, not the official github.com/google org. Likely Google-affiliated but unverified.
How do developers evaluate it?
Check the endpoint, agent card, GitHub repository, capabilities, and safety notes below before connecting it to an agent workflow.

Description

Official extension bringing x402 cryptocurrency micropayments to the Agent-to-Agent (A2A) protocol — spec, Python reference implementation, and payment schemes. ⚠️ Published under google-agentic-commerce GitHub org, not the official github.com/google org. Likely Google-affiliated but unverified.

Trust Notes

⚠️ Community-maintained Google extension, not an official Google product. "google-agentic-commerce" org is third-party.

Capabilities

Streaming ✗ Not supported
Push Notifications ✗ Not supported

Input Modes

text

Output Modes

text

Metadata

Created
Mar 1, 2026
Updated
Apr 12, 2026