Production-Sourced Evaluation

Building benchmarks from de-identified real production usage rather than synthetic or hand-authored tasks; DRACO's central method — difficulty-proxied sampling, PII-stripping, augmentation, automatable refresh with a human QA gate; representativeness vs. over-specification tradeoff; production traffic as a proprietary eval asset; plus the buyer-side instance, where a customer builds the eval from its own engineering work to decide what to buy