Jev beats Gemini 2.5 Flash Lite on classifier eval quality and speed
Malte Ubl ran TypeSafe AI's Jev against an existing classifier eval, where it saturated the eval on quality and was 6x faster than Gemini 2.5 Flash Lite.
Evaluating Jev Decision Confidence: Misses Cluster at Low Probability
User shares Jev run data: 300 web pages, 9 decisions each, 2 cents; Opus 5 graded 900 decisions and nearly every miss occurred where Jev itself reported low probability, so only doubtful cases need review.
2.3K papers for 14 cents lines up with my run: 300 web pages, 9 decisions each, 2 cents. On the confidence worry: Opus 5 graded 900 of the decisions, and nearly every miss sat where Jev itself reported a low probability. So you only review the doubt:
· 0 likesOpen on X
More like this
Fast row classification in DuckDB with Jev
The author released a DuckDB extension that uses TypeSafe AI's Jev to quickly classify rows in CSV/Parquet files or DuckDB tables, taking about 10 seconds for 1k rows—faster than an LLM and more ergonomic than a classifier.
Classifying 1,018 AI Papers with Jev for $0.08
The author summarized each paper with DeepSeek V4 Flash, then sent the title, summary, and 24 candidate topics to Jev for classification, processing 1,018 AI papers at $0.08 total cost and 256ms median end-to-end latency per paper.
