Together AI Releases Mamba-3: A State Space Model Built for Fast Inference

Jul 11, 2026

Together AI has announced Mamba-3, a state space model (SSM) designed for efficient inference. According to the company, Mamba-3 is faster than Transformers at decode, stronger than its predecessor Mamba-2, and is available as open-source.

Why it matters: Mamba-3 highlights ongoing advancements in state space models as potential alternatives to Transformers for language model inference.