Ground Truth news-framing extension

DuckDB extension that classifies rows in CSV, Parquet, or DuckDB tables with Jev, about 10 seconds per 1,000 rows.

Marcel Pociot's browser extension that collapses posts based on a Jev judgment.

1,800-point thread debating whether typed decisions replace LLM calls for classification, routing, and scoring.

Choice, Score, and Noul: the three question types and what they return.

Awesome Jev: source-backed open-source ecosystem radar, plain-language project discovery, and automatic GitHub sync

Awesome Jev — evidence-graded index of TypeSafe System One: SDKs, MCP tools, agents, apps and open models. 20 languages, rebuilt every 2 hours.

805 verified examples of Jev — TypeSafe AI's System One decision model — indexed by the decision each one makes, not the blog that mentioned it. Every cited call site is re-read by CI each week. Bilingual EN/中文, JSON schema, and a cross-platform compatibility table.

Paste a state, add questions, and see typed answers in the browser.

Company homepage, waitlist, and product overview.