Originally published on rohitraj.tech
TypeSafe shipped Jev on 15 September 2026 and the open-weights clones landed inside a week. Here is the current field benchmarked on the number that actually decides the buy — calibration, not accuracy — plus a runnable ECE harness and the cost math.
Read the full version with code samples, diagrams, and architecture details: Open-Weights Jev Alternatives (2026): Which Decision Model To Actually Ship
More engineering notes: rohitraj.tech/notes
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