Baseten Releases Joey-1, a 2B Open-Weights Decision Model

Baseten on October 29, 2026 released joey-1, a 2B-parameter decision model developed by its in-house research lab Base Labs, priced at $0.01 per million tokens and available through Baseten Model APIs and as open weights on Hugging Face. With joey-1, the Base Labs decision model family now spans three sizes. The announcement places the new model alongside mammoth-1 (27B) and elephant-1 (9B) from the October 21 family release. At that earlier release, Baseten described mammoth-1 as the...