Built a demonstration of Jev playing 2048. Note: It might not always win. :)
X postGames & real time
620 usecases built now with Jev
620 builds · page 1 of 16
A video letting Astra plan and Jev act inside Minecraft, with an outcome the creator didn't expect.
VideoGames & real time
Astra and Jev play Minecraft
built a virtual closet & outfit generator from raw closet videos. classification + semantic search thanks to jev 🥰. clueless closet dreams finally coming to life
X postTools & apps
Virtual Closet: outfits from closet videos
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This card could be yours. Put your logo, a line of copy and an image right here, between the builds people come to read. Same size as a post, shows up every 12 builds on every catalog page.
X postTools & apps
Auto-tagging Obsidian notes with Jev
introducing https://t.co/VzfUI1571y 📝 report card is the official grade slip of Doomscroll District School, Fall 2026 semester. teacher reads your public posts and grades six subjects, from A+ (gold star sticker) to F (your parents will be notified). demo 👇
X postContent & growth
Report Card: your posts, graded
Typo tolerance, typeahead, barcodes and facet counts in plain Postgres SQL, plus an optional Jev step that asks one question per top-10 result.
GitHubTools & apps
Algolia-style Postgres search with a Jev reranker
A Claude Code and MCP hook where Jev answers seven yes/no risk questions per tool call to allow, ask or deny. Usage and benchmark numbers are in the repo.
GitHubAgents & browsers
toolgate: a tool-call firewall for agents
Paste an article or post link. Fake / Real extracts its claims, finds outside evidence, and has Jev judge whether the evidence supports or contradicts each one.
SiteResearch & data
Fake / Real: link fact-checker with Jev as judge
A fast scanner that reviews code for correctness, security, reliability, compatibility and test gaps, with actionable feedback. Supports the Jev API and local models.
GitHubTriage & routing
momus: staged Rust code and security review
Jev reads a search into intent, make and colour, then scores every car 0–100% on how well it fits.
SiteTools & apps
Pit Crew: Hot Wheels search ranked by Jev
An AI Magic 8 Ball. Ask the ball a question and Jev tilts the odds of the answer.
SiteGames & real time
JEV8: a Magic 8 Ball run by Jev
A self-hosted proxy that trains a local model on Jev's answers. It served 72% of Banking77 locally at 15 ms, with a 2% audit and a bound on disagreement.
GitHubTools & apps
Jevstiller: distill Jev calls into a local model
A worked guide to Jev's Score primitive: writing a request, defining rubric levels, reading recorded probabilities and the weighted-score math.
GuideResearch & data
Jev Score: rubrics, scores and confidence
After every Claude Code message, Jev decides in ~0.3 s whether it holds a decision, rule or bug worth keeping, and jevmem saves it as one line in JEVMEM.md.
GitHubAgents & browsers
jevmem: automatic project memory for Claude Code
A speedcubing agent built on Jev and Laya ModernBERT-421M, with real-time 3D state, temporal memory and calibrated move probabilities instead of a solver.
GitHubGames & real time
System 1 Speedcuber: a Rubik's cube agent
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Another Jev use case - Dreaming! I tested two different Dreaming pipelines: A purely LLM-based pipeline using Gemini. A hybrid pipeline using Jev for classifying and maintaining knowledge graph. Check it Out - https://t.co/24x0rqZGLy Repo -
X postResearch & data
Dreaming: a knowledge graph maintained by Jev
Paste or record a speech and 200 Jev-simulated people react line by line: jokes scored on laughs, sincere lines on warmth. A 13-line speech cost $0.00097.
GitHubContent & growth
Laugh Track: rehearse a speech for 200 Jev listeners
Semantic-aware linting with System One models: rules you can state in a sentence, checked against your code by Jev.
SiteTools & apps
Scruple: code checks for what linters miss
Sends a detected bot's last 48 request paths to Jev, which picks what it's after (prices, articles…) and how it crawls (pagination, IDs…), or unknown.
ResourceResearch & data
Bot journey classification in WebDecoy
Replays real compressor telemetry through an emulated Modbus device, spots anomalies in plain code, then asks Jev which fault from the manual explains them.
GitHubRobotics & devices
Machine fault diagnosis with Jev
This is one of the best use cases I have found for @typesafeai Jev so far, instantly find anything in a PDF using natural language. Try it out: https://t.co/mByvIRcoQp
X postTools & apps
JevPDF: natural-language search for PDFs
npm install is the scariest command in your terminal. One typo → lookalike package → malicious postinstall → secrets gone. jev-sec-audit flags it in milliseconds using Jev, a System 1 model built for fast decisions, not chat. One step in GitHub Actions. Open source.
X postTriage & routing
jev-sec-audit: flag risky npm packages with Jev
X postContent & growth
Chrome extension that filters AI slop on YouTube
The latest @ASIMOV_Platform release lands a built-in `--jev=NOUL` output filter, enabling agentic harnesses such as Hermes to offload simple natural language postprocessing decisions to Jev, a System One model Look ma, here just casually turning my LinkedIn network into JSON-LD
X postAgents & browsers
ASIMOV's --jev output filter for agent harnesses
Watch Jev play chess against itself, or play against it. Jev picks every move; FastAPI and python-chess run the board.
GitHubGames & real time
Play chess against Jev
Jev triages streaming logs into page, digest or resolve, cutting alert noise and paging humans only for high-confidence incidents. About $1–3 for 1M events a month.
GitHubTriage & routing
Jevops: SRE log triage with Jev
what if a sentence could change the physics of a room? I built JEV FLUX: type a thought > Jev reads the signal > particles turn it into motion. fracture. drift. implosion. pulse. vortex. electric. Every phrase becomes a different storm
X postGames & real time
JEV FLUX: meaning becomes physics
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An experiment replaying market history to test Jev on sequential investment decisions.
SiteTrading & markets
Jev Meets the Market
Combines rubric science and LLM-as-a-judge research to grade outputs with AI judges: LLMs, decision models like Jev, or both.
SiteResearch & data
AutoRubric: rubric-based evaluation
An agent-ergonomic CLI for fast calibrated judgments from the shell: pick, rate, check, rank, triage and guard, plus CI and agent hooks.
GitHubTools & apps
jev-axi: a Jev CLI for agents and humans
Keeps your desktop visible and your Mac awake while a tiny fox blocks keyboard, mouse and trackpad input. Jev drives the character's reactions.
GitHubTools & apps
bonk: a fox guards your Mac's keyboard
Best CI use case for @typesafeai's Jev: Enforce the rules a linter can't every repo has rules that only live in review comments and onboarding docs softlint puts them in a json file and checks every pull request against them, flagging the exact line any language, ~$0.001 per
X postTools & apps
softlint: enforce the rules a linter can't
Inspired by @heystefan_: name a dish or a cocktail, and its ingredients rise out of a pile of stickers. ⚡ Jev judges every search in half a second 🎨 ~1,000 illustrations by FLUX.1 [dev], run locally through ComfyUI 🧠 Claude Opus 5.5 built it all and redrew the illustrations
X postGames & real time
Jev Kitchen
An open-source decision layer that recommends a capability from a host-approved set and records the outcome for replay. The host keeps control of permissions.
GitHubAgents & browsers
Jev Layer: bounded decisions for agent harnesses
Breaking: Browser Use + Jev = Ultrafast ⚡ Findings flights took 7s and cost only $0.0039 🤯 > new action space every step > DOM state space > small LLM fallback to type (this video is at 1x speed btw) Built a tiny open source browser agent. try it below ↓
Stop letting LLMs or Jev write raw SQL against production data or even evaluate rows. I built a CLI that routes questions through a semantic layer (Cube/dbt) with confidence checks so it only runs safe, verified queries. Quick demo running on: https://t.co/ACoN1ld7MM
X postResearch & data
semantic-jev: natural-language queries through a semantic layer
Write Playwright steps like "add the most expensive item to the cart". Jev finds the right buttons and fields, fills forms and checks the result.
GitHubAgents & browsers
Playwright + Jev: tests in plain language
I put Jev behind the wheel. A small vision model in your browser describes the road. Jev, TypeSafe’s fast, cheap classifier, decides what to do. Does it stop for a child? A dog? A teddy bear? Drop them on the road and find out: https://t.co/ccWsmPEZaF
X postRobotics & devices
Jev Driver: Jev behind the wheel
Introducing jev board, short for jevin keyboard. Fast, reliable models unlock much subtler experiences for building ambient intelligence into interfaces. A small exploration at the edges of GenUI. With done @typesafeai and @CompleteSkeptic
X postTools & apps
Jev Board: an ambient-intelligence keyboard
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This card could be yours. Put your logo, a line of copy and an image right here, between the builds people come to read. Same size as a post, shows up every 12 builds on every catalog page.
I observed that some LLM calls in many repos could run 99% cheaper & up to 13× faster. I scanned 1,000+ repos & found so many calls that are really just decisions: route this ticket, flag this spam, score this priority, blah blah.. but all this started with a question from a
X postTools & apps
Pallyy
OpenJEV
OpenTweet
classifier.dev