Head to head, rubric v2.3.0
Ahrefs is 7 points more agent-ready than Serpstat (55/100 against 48/100). Both scores come from public HTTP responses only.
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Share of each check group passed
Machine access
Ahrefs 100%
Serpstat 75%
Content legibility
Ahrefs 62%
Serpstat 19%
Discovery surface
Ahrefs 15%
Serpstat 60%
Identity & policy
Ahrefs 42%
Serpstat 42%
Agent-facing performance
Ahrefs 63%
Serpstat 100%
Agent protocols
Ahrefs 15%
Serpstat 0%
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