Who supports which agentic commerce standard
Last verified 2026-05-31A dated directory of named supporters and authors of each standard. Every row links to the primary source it comes from. This is a starting set, expanded as new commitments are verified.
How to read this: a company appears here only when a primary source (an official announcement or specification) names it in connection with a standard. We do not infer support from press mentions or logos.
| Company | Role | Standard | Since | Source |
|---|---|---|---|---|
| American Express | Payment network | AP2 | 2025-09-16 | link |
| Anthropic | Creator / steward | MCP | 2024-11-25 | link |
| Anthropic | AI platform | x402 | 2025-05-06 | link |
| Circle | Stablecoin issuer | x402 | 2025-05-06 | link |
| Coinbase | Crypto / x402 extension | AP2 | 2025-09-16 | link |
| Coinbase | Creator / facilitator | x402 | 2025-05-06 | link |
| Etsy | Merchant platform | ACP | 2025-09-29 | link |
| Google (AP2) | Crypto extension | x402 | 2025-09-16 | link |
| Google Cloud | Protocol author | AP2 | 2025-09-16 | link |
| Linux Foundation (Agentic AI Foundation) | Governance home | MCP | 2025-12-09 | link |
| Mastercard | Payment network | AP2 | 2025-09-16 | link |
| OpenAI | AI agent surface | ACP | 2025-09-29 | link |
| OpenAI | Adopter / AAIF co-founder | MCP | 2025-12-09 | link |
| PayPal | Payments platform | AP2 | 2025-09-16 | link |
| Stripe | Payment processor | ACP | 2025-09-29 | link |
Missing a verified commitment? It will be added once a primary source confirms it. See our methodology.