# ByteDance: what I've logged

> ByteDance comes up in 2 posts of my AI log, from February 2026 to November 2026, and each item below links to the primary source. The releases I logged include Axion 1.0-35B, filed under open weights, science and agents and coding.

## Items

1. **Axion 1.0-35B** (ByteDance, 3 Nov 2026): An Apache 2.0 mixture-of-experts agent model, about 35B total and 3B active, trained with two light SFT stages and then RL; the card lists 52.8 on HLE and 55.0 on FrontierScience Research for the reproduction checkpoint. [Primary source](https://huggingface.co/Axion1-0/Axion-1.0-35B) · [Post](https://heyaliasif.com/ai/2026-11-04-axion-antigravity-chemistry-statebench-palette#item-1)
2. **Seedance 2.0** (ByteDance Seed, 9 Feb 2026): ByteDance's video model takes text, image, audio and video references together and set off a wave of clips online. [Primary source](https://seed.bytedance.com/en/seedance2_0) · [Post](https://heyaliasif.com/ai/2026-02-09-week-in-ai#item-4)

## Posts

- 2026-11-04 [Axion 1.0, Antigravity chemistry skills, StateBench, Palette](https://heyaliasif.com/ai/2026-11-04-axion-antigravity-chemistry-statebench-palette)
- 2026-02-09 [GLM-5, MiniMax M2.5 and Seedance 2.0 arrive before Lunar New Year](https://heyaliasif.com/ai/2026-02-09-week-in-ai)

Canonical: https://heyaliasif.com/ai/topics/bytedance