Head to head, rubric v2.3.0
Both sites score 70/100 for AI agent readiness: they fail and pass the same balance of checks, though not necessarily the same ones.
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Share of each check group passed
Machine access
Sphen 100%
Spscommerce 100%
Content legibility
Sphen 88%
Spscommerce 85%
Discovery surface
Sphen 50%
Spscommerce 60%
Identity & policy
Sphen 25%
Spscommerce 42%
Agent-facing performance
Sphen 100%
Spscommerce 75%
Agent protocols
Sphen 20%
Spscommerce 10%
Catalogue access
Sphen 100%
Spscommerce 0%
Product data legibility
Sphen 18%
Spscommerce 0%
Agent-commerce protocols
Sphen 0%
Spscommerce 10%
Checkout traversability
Sphen 30%
Spscommerce 0%
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