Head to head, rubric v2.3.0
Ucp is 11 points more agent-ready than Paypal (61/100 against 50/100). Both scores come from public HTTP responses only.
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Share of each check group passed
Machine access
Paypal 100%
Ucp 92%
Content legibility
Paypal 23%
Ucp 88%
Discovery surface
Paypal 45%
Ucp 40%
Identity & policy
Paypal 25%
Ucp 0%
Agent-facing performance
Paypal 100%
Ucp 100%
Agent protocols
Paypal 0%
Ucp 0%
Catalogue access
Paypal 100%
Ucp 100%
Product data legibility
Paypal 0%
Ucp 0%
Agent-commerce protocols
Paypal 0%
Ucp 0%
Checkout traversability
Paypal 60%
Ucp 60%
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