Agentic Commerce Protocol (ACP)
Open checkout standard from OpenAI and Stripe for buyers and AI agents to complete purchases with businesses.
Reference by OpenAI and Stripe
IndexedApache-2.0★ 1,587
About
Defines checkout, delegated payment, cart, order and product feed APIs between an AI platform and a merchant.
Use cases: ecommerce, payments-billing
Reviews
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About the protocol
- Current version
- 2026-04-17 (beta)github.com
- Maintainer
- OpenAI and Stripegithub.com
- Launched
- 2025-09-29github.com
- ChatGPT is the first AI platform to implement it; Stripe is the first compatible payment provider. agenticcommerce.dev
Signals
- Stars
- 1,587
- Forks
- 257
- Open issues
- 90
- Last commit
- Jul 18, 2026 (3 months ago)
From GitHub (fetched Oct 24, 2026).
Details
- Version
- 2026-04-17 (beta)
- License
- Apache-2.0
- Website
- www.agenticcommerce.dev/
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
Cite this page
Agentic Commerce Protocol (ACP). Agent Mart. https://agentmart.dev/reference/agentic-commerce-protocol (last updated 2026-10-24)