PostTrainBench v1.1

Post-training four base language models across seven weighted benchmarks, with ten hours and one H100 per run.

ModelsModels with a result.15
Top resultBest result on this benchmark.49.3%Claude Opus 5.5
Top-3 spreadPoints from first to third.5.0 pts
YearYear of release.2026

Result and price

15 of 15 results

Results

15 results
#ModelResultThe score from the source.
09Kimi K332.0%
10GLM-5.231.7%
12GPT-5.527.2%
13Grok 4.523.4%
15GPT-5.419.0%