Jev, an Action-Based AI Model, Excels in Narrow Tasks but Crashes in Minecraft
MattVidPro · youtube · 2026-09-19
MattVidPro tested Jev, a new model from Typesafe built around taking actions instead of generating token streams, available via OpenRouter and Vercel AI Gateway. It's extremely fast and cheap in the right harness, performing well in simple action spaces, computer use, and robotics — but broke down when given an open-ended Minecraft setup built with Astra. Community demos and a live Twitch run (jevplaysMinecraft) show the same limits.
More from coding & agent
- Mnemos MCP nears launch after shared memory layer fix — RileyRalmuto · 2026-11-04
- Moving mobile dev to remote machines makes it multiplayer across product, design, engineering — rudrank · 2026-11-04
- Kuaishou's EvoRec: self-evolving agentic recommender lifts ad revenue 4.6% — _reachsumit · 2026-11-04
- TRIO: three specialized agents with aligned objectives refine retrieval-augmented generation — _reachsumit · 2026-11-04
- How Multica uses Multica to build itself: full human-agent dev workflow — jiayuan_jy · 2026-11-04
- Claude Code fixes game copyright refusal rule in 2.1.317: naming a game now works — apples_jimmy · 2026-11-04