Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude Opus 4.5 Thinking
22
GLM-5.1
83
Verified leaderboard positions: Claude Opus 4.5 Thinking unranked · GLM-5.1 #21
Benchmark data for Claude Opus 4.5 Thinking and GLM-5.1 is coming soon on BenchLM.
Claude Opus 4.5 Thinking
GLM-5.1
N/A
$1.4 / $4.4
N/A
N/A
N/A
N/A
200K
203K
Benchmark data for Claude Opus 4.5 Thinking and GLM-5.1 is coming soon on BenchLM.
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
GLM-5.1 has the larger context window at 203K, compared with 200K for Claude Opus 4.5 Thinking.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
GLM-5.1: $1.40 input / $4.40 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
Estimates at 50,000 req/day · 1000 tokens/req average.
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