Head-to-head comparison across 2benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
GLM-5.1
83
Laguna XS.2
32
Verified leaderboard positions: GLM-5.1 #21 · Laguna XS.2 unranked
Pick GLM-5.1 if you want the stronger benchmark profile. Laguna XS.2 only becomes the better choice if you want the cheaper token bill.
Agentic
+35.2 difference
Coding
+7.6 difference
GLM-5.1
Laguna XS.2
$1.4 / $4.4
$0 / $0
N/A
N/A
N/A
N/A
203K
131K
Pick GLM-5.1 if you want the stronger benchmark profile. Laguna XS.2 only becomes the better choice if you want the cheaper token bill.
GLM-5.1 is clearly ahead on the provisional aggregate, 83 to 32. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GLM-5.1's sharpest advantage is in agentic, where it averages 65.3 against 30.1. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 63.5% to 30.1%.
GLM-5.1 is also the more expensive model on tokens at $1.40 input / $4.40 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Laguna XS.2. That is roughly Infinityx on output cost alone. GLM-5.1 gives you the larger context window at 203K, compared with 131K for Laguna XS.2.
GLM-5.1 is ahead on BenchLM's provisional leaderboard, 83 to 32. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 63.5% and 30.1%.
GLM-5.1 has the edge for coding in this comparison, averaging 60.9 versus 53.3. Inside this category, SWE-bench Pro is the benchmark that creates the most daylight between them.
GLM-5.1 has the edge for agentic tasks in this comparison, averaging 65.3 versus 30.1. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Estimates at 50,000 req/day · 1000 tokens/req average.
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