Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
GLM-4.5-Air
19
GPT-5.4
89
Verified leaderboard positions: GLM-4.5-Air unranked · GPT-5.4 #16
Benchmark data for GLM-4.5-Air and GPT-5.4 is coming soon on BenchLM.
GLM-4.5-Air
GPT-5.4
$0.2 / $1.1
$2.5 / $15
106 t/s
74 t/s
1.18s
151.79s
128K
1.05M
Benchmark data for GLM-4.5-Air and GPT-5.4 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.
GPT-5.4 is priced at $2.50 input / $15.00 output per 1M tokens, versus $0.20 input / $1.10 output per 1M tokens for GLM-4.5-Air. GPT-5.4 has the larger context window at 1.05M, compared with 128K for GLM-4.5-Air.
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-4.5-Air: $0.20 input / $1.10 output per 1M tokens GPT-5.4: $2.50 input / $15.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
For engineers, researchers, and the plain curious — a weekly brief on new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.