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served by Xgot Jev to review my PRs. ~200x cheaper than Claude and it answers in half a second
— Paolo Rosson (@redp314) September 17, 2026
6 real PRs in the video. $0.00007 each. 1,000 PRs = 7 cents vs ~$14.50 on Opus 5
paste a diff → ONE call to @typesafeai → 14 typed checks come back as probabilities:
hardcoded secret, sql… pic.twitter.com/ChZ4HG54GF
@redp314
got Jev to review my PRs. ~200x cheaper than Claude and it answers in half a second 6 real PRs in the video. $0.00007 each. 1,000 PRs = 7 cents vs ~$14.50 on Opus 5 paste a diff → ONE call to…
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More from @redp314
3 more- video@redp3142026-09-17
I got a rubik's cube to solve itself with @typesafeai 's Jev and it solves it like a person does, 94 moves, not the 22 move optimal solution. Jev isn't an LLM, it just answers one question in ~250ms…
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in 2026, why do you still get irrelevant posts on your X feed? built a feed optimizer with @typesafeai Jev. it's tuned on my own bookmarks, then every post goes through ONE call to Jev → 9 typed…
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Can Jev replace Pangram to detect ai? one question to @typesafeai Jev: "was this written by an AI model?" the split is the probability. no training, no classifier, 250ms, $0.00003 per text…
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Jev VS Fable 5.1 VS GPT-6 Astra: chess typesafe's new Jev V13 isn't an LLM. it doesn't chat, doesn't explain, doesn't write code — it only makes decisions. so we made it play blitz against frontier…
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Jev can generate game levels in real time. Faster and cheaper structured output could be a big deal for game dev!
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jev is insane 🤯 here is jev playing smash bros against itself he is controlling all 4 different characters. and literally deciding whats the best move to play against itself all within a fraction of…
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Jev by @typesafeai works quite well for drone applications. Made this in 15 minutes and only cost 10 cents. Repo:
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Read the guide →- video@elvissun2026-09-18
Jev is INSANE. 🤯 in 24.9 seconds it read 384 news from this morning and told 15 brands which stories to hop onto today, for $0.19. Claude Opus 5, running on the same feed at the same time, got…
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Every agent harness can now use Jev npm install -g ai-cli → ask yes/no questions → choose between options → score against your criteria
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best coding agent use case for Jev: enforcing rules a linter can't coding agents tend to break rules and some rules can't be codified Jev can now score every turn against such rules and tell the…
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You can hire Jev from @typesafeai as your QA tester
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e2e + jev from @typesafeai ⚡ I'm building an open-source framework for running e2e tests with agents. supports web, mobile (and more!) available soon:
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@typesafeai Jev is FREAKING SICK!! Playing around with it to create an experimental RLS Linter for @supabase. You can check it out here: or view the demo 📺
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