Benchmark
PostTrainBench
What is PostTrainBench?
Measures a model's ability to run post-training itself. Hardware differs between reported runs (H100 vs H20), which moves the score.
- Released
- 2026-01-20
- Evaluates
- ai research
- Openness
- unknown
- Importer
- Model reports
- Reported scores
- 3
Source provenance
- Original evidence https://posttrainbench.com/
PostTrainBench links
- Website https://posttrainbench.com/
PostTrainBench results and reported scores
Model reports
Scores are partitioned by the source that reported them and are never merged into a single cross-source ranking, because the sources measure different things and say so.
Which sources cite PostTrainBench?
- Hy4 preview Tencent, 2026-08-28
- GPT-5.6 (Sol, Terra, Luna) OpenAI, 2026-07-09
- GLM-5.2 Z.ai, 2026-06-16
- Kimi K3 Moonshot AI, 2026-06-13