LLM Digest
Subscribe

Story

simon_willison · Sep 21, 2026 · news

Source brief

Jev introduces a new shape of LLM - System One, aka Decision Models

simonwillison.netSep 21, 2026
original source linked

In brief

Last week TypeSafe AI unveiled Jev , their first example of a new category of model that they are calling "System One models" (I'm with Maggie Appleton, I think "decision models" is a better name for these). Jev is an...

Continues in

Jev System — open the evidence trace →

Feed lens
eval

Continue reading

Read the original at simonwillison.net →Open in live feedRead that day’s brief

Earlier in this thread 2 items