[KongchangAI]
Unverified50% confidenceFactExact time

UCP has the backing of more than twenty companies including Visa, Mastercard, Stripe, Adyen and American Express.

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/19/2026
First Seen
Valid until: 1/17/2027

Sources

ACP, UCP, and AP2: A Complete Guide to Agentic Commerce Protocols
rss10/19/2026

Related Entities

UCPconceptVisacompanyMastercardcompanyStripecompanyAdyencompanyAmerican Expresscompany

Related Claims

UnverifiedCredit card numbers have fixed prefixes by card network: Visa starts with 4, and Mastercard starts with 51–5556% similar

Cite This Claim

Stable URI
https://kongchang.com/claim/1067409
API
curl https://kongchang.com/api/v1/knowledge/claims/1067409
MCP
get_claim(id=1067409)