The best Z.ai model for reasoning is GLM 5 Turbo — 46.8 intelligence with extended step-by-step thinking. GLM 5.1 (43.8) and GLM 4.7 (42.1) round out the top three.
Large language models with extended reasoning / thinking, ranked by intelligence. The best models for complex multi-step reasoning, math and analysis.
The best Z.ai model for reasoning is GLM 5 Turbo — 46.8 intelligence with extended step-by-step thinking. GLM 5.1 (43.8) and GLM 4.7 (42.1) round out the top three.
GLM 5.1 (43.8) is the closest alternative on this metric, followed by GLM 4.7 (42.1). See the full ranking above for the tradeoffs.
modelgrep tracks 10 Z.ai models with live benchmarks, speed, latency and per-provider pricing, led on intelligence by GLM 5 Turbo. 10 of them qualify for this ranking.