Ortet self-hosts and benchmarks 34 open-weight models on 50 health tasks

kchonyc · x · 2026-10-27

Health AI startup Ortet benchmarked 34 recent open-weight models on 50 tasks from 15 public health benchmarks, alongside 8 closed frontier models (GPT-6 Astra/Sol/Luna, Claude Opus 5.5, Sonnet 5.5, etc.). Notably, 75% of the 34 models were released in the past six months—18 within three months and 4 within two weeks. All models are self-hosted on Ortet's NVIDIA Blackwell cluster (Orion) and served via their own API for reproducibility and data control. The team argues evaluation shapes training direction, and open weights enable a full evaluate-data-train-reevaluate loop for healthcare.

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