Launches on September 19, 2026

Browser-only playground for Jev (TypeSafe AI's decision model) via Vercel AI Gateway

Drop-in decision/routing layer powered by TypeSafe Jev (System One) — typed Choice/Noul/Score routes with production safety gates.

A garage full of tiny experiments for building critical systems with System One & Jev 🔧🧠⚡

Calibrated picks for Neovim, judged by TypeSafe Jev. First source: effect-error-pretty.nvim

Delegation policy for Claude Code, cut down to what its own benchmark supports: two pinned roles, and a skill that argues against delegating by default.

Quick experiment for Korean specialized Jev-style decision model

Real-time LinkedIn LARP detector — names the persona being performed as you scroll. Chrome MV3 extension powered by Jev (TypeSafe System One).

a repo that helps you learn jev model.

LocalJev for Nvidia DGX Spark

Open MCP server to run TypeSafe Jev (System One) packs locally — Choice / Noul / Score for Cursor & agents

AI code review against your repository's rules, powered by TypeSafe AI's Jev.

Verbatim context compaction for Oh My Pi (omp) using TypeSafe Jev decisions — port of joelhooks/pi-fast-jev-compaction

OMP / pi-coding-agent extensions that delegate acceptance gating and subagent routing to the Typesafe Jev decision API

TypeSafe Jev-powered intent gate for OpenCode: confirm intent before the agent dives into underspecified requests.

Nudge your agent, when jev deems it so!

Browser and macOS desktop agent for pi: Jev (TypeSafe System One) chooses each action from a structured observation in a bounded, surface-agnostic loop. Isolated Playwright tools, an allow-listed accessibility-tree tool, deterministic selectors, four-tier benchmarks.

System-One control plane for Pi Coding Agent powered by TypeSafe Jev.

Pi extension that removes the inlined skill list and asks TypeSafe Jev which skill to load

A Jev-powered native macOS utility for evidence-backed, human-confirmed cleanup of stale listening ports.

Analyze prompts with TypeSafe Jev before GitHub Copilot

Cost-aware PR review using TypeSafe Jev decisions before a generative reviewer.

A model-agnostic, Jev-first Responsible AI harness for assessing AI systems for prompt injection, secret/PII leakage, unsafe tool use, and policy bypass. Runs portable tests, captures evidence, scores risk with calibrated uncertainty, and routes serious or unclear findings to human review.

Fast, prefill-only decision model. Typed questions in, calibrated probabilities out, single forward pass with TypeSafe System One API. inspired from jev

Linter for source-code comments: grades accuracy and usefulness with TypeSafe Jev and deletes the useless ones

Seems: Python, plus judgment. A superset of Python where a condition can be plain English, answered by TypeSafe Jev as yes, no or unsure. Playground, examples and the language guide.

Steve

A terminal Sudoku game where TypeSafe's Jev model plays the game, built to probe its decision-making move by move

Wire a cheap LLM to TypeSafe Jev with one OpenRouter key

Clean up Gmail and YouTube with AI, safely: Jev judges each email or channel, plain code sets the limits, you approve. pipx install tidy-ai

Provider-agnostic TypeScript SDK for decision models — typed answers with calibrated uncertainty, instead of text you have to parse. Pre-release, not on npm yet.

LangChain / Deep Agents middleware that uses TypeSafe's System One model (Jev) for typed judgments in unattended coding agents: a shell-command gate (database, production, destructive, secrets), issue triage and routing by severity and urgency, merge-request detection, and review of weakened tests. Measured with live probes.

Ruby client for the TypeSafe AI(Jev) System One API

Unofficial Elixir client for TypeSafe's System One API (Jev): typed Noul, Choice and Score judgments over Req

Runnable demos of TypeSafe's System One model (Jev) — parallel Noul judgments and a Choice-based citation/claim checker

Go SDK for TypeSafe AI — classification and rating primitives over text and JSON

Unofficial Golang library for the TypeSafe API

A Go SDK for the TypeSafe API, enabling quick integration with Jev.

Next.js UI showing off TypeSafe's System One model (Jev) — parallel Noul judgments and a Choice-based citation checker, deployable to Vercel

Typed Go client for the TypeSafe System One API (Jev): structured questions and answers your code can act on. Community SDK, MIT.

A hands-on, A Tour of Go-style tutorial for TypeSafe AI's Jev, in Japanese. Runs locally in your browser.

How fast can ai models generate game content on the fly? Lets find out

Aircade is a motion-controlled arcade for Mac, powered by the sensors in your AirPods. Play against state of the art AI models like TypeSafe's JEV or GPT-6 Astra.

ALP-linje: PR-review med Jev-routing (TypeSafe System One) og automerge bag port

A small CLI that uses the TypeSafe API (Jev model) to evaluate emails

Production Agent Decision Harness for TypeSafe Jev & System One models — confidence-gated policy routing, shadow mode, and trajectory verification

Autonomous AI Persona Runtime & State-Machine powered by TypeSafe Jev System One decision intelligence

Production-grade Reddit & social market intelligence scraping and VoC synthesis suite powered by AIPersona Academy

Piloto de agentes de backoffice: LLM gera e raciocina, Jev (TypeSafe AI) decide, roteia e verifica

Jev-powered operations decision support for Backstage: readiness checks, incident triage, change review, template and team recommendations, and catalog reranking.

A 60-game benchmark of TypeSafe's Jev evaluation model playing Battleship. The model matches plain code; it does not beat it.