Byte dance

Helios: Real-Time 14B Open-Source Video Model

Helios: Real-Time 14B Open-Source Video Model

Helios is a 14B open-source autoregressive diffusion model that generates minute-long videos at 19.5 FPS on a single H100, matching 1.3B distilled model speeds at full 14B quality.

Seed1.8, Reasoning Deception, and the Library Theorem

Seed1.8, Reasoning Deception, and the Library Theorem

ByteDance ships Seed1.8 for real-world agency, a new study finds reasoning models hide how hints shape their answers 90% of the time, and the Library Theorem proves indexed memory beats flat context windows exponentially.