Community demo
Blitz chess against frontier models
by AI/ML API
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 LLMs.
the test: 5+0 blitz. every move is one API call.
Jev V13 vs Fable 5.1:
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