Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
GLM-5.1
83
Interfaze Beta
76
Verified leaderboard positions: GLM-5.1 #21 · Interfaze Beta unranked
Pick GLM-5.1 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
+37.6 difference
GLM-5.1
Interfaze Beta
$1.4 / $4.4
$1.5 / $3.5
N/A
N/A
N/A
N/A
203K
1M
Pick GLM-5.1 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.
GLM-5.1 is clearly ahead on the provisional aggregate, 83 to 76. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GLM-5.1 is also the more expensive model on tokens at $1.40 input / $4.40 output per 1M tokens, versus $1.50 input / $3.50 output per 1M tokens for Interfaze Beta. Interfaze Beta gives you the larger context window at 1M, compared with 203K for GLM-5.1.
GLM-5.1 is ahead on BenchLM's provisional leaderboard, 83 to 76.
Interfaze Beta has the edge for knowledge tasks in this comparison, averaging 89.9 versus 52.3. Inside this category, GPQA-D is the benchmark that creates the most daylight between them.
Estimates at 50,000 req/day · 1000 tokens/req average.
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