Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude Sonnet 5
94
Interfaze Beta
77
Pick Claude Sonnet 5 if you want the stronger benchmark profile. Interfaze Beta only becomes the better choice if knowledge is the priority or you want the cheaper token bill.
Knowledge
+32.5 difference
Claude Sonnet 5
Interfaze Beta
$3 / $15
$1.5 / $3.5
N/A
N/A
N/A
N/A
1M
1M
Pick Claude Sonnet 5 if you want the stronger benchmark profile. Interfaze Beta only becomes the better choice if knowledge is the priority or you want the cheaper token bill.
Claude Sonnet 5 is clearly ahead on the provisional aggregate, 94 to 77. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Claude Sonnet 5 is also the more expensive model on tokens at $3.00 input / $15.00 output per 1M tokens, versus $1.50 input / $3.50 output per 1M tokens for Interfaze Beta. That is roughly 4.3x on output cost alone.
Claude Sonnet 5 is ahead on BenchLM's provisional leaderboard, 94 to 77.
Interfaze Beta has the edge for knowledge tasks in this comparison, averaging 89.9 versus 57.4. Claude Sonnet 5 stays close enough that the answer can still flip depending on your workload.
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