BAAI open-sources AREX-2, a 27B long-horizon agent model with 262K context
AdinaYakup · x · 2026-09-30
BAAI (Beijing Academy of Artificial Intelligence) has released AREX-2, a long-horizon agent model now on Hugging Face:
- 27B parameters, licensed under Apache 2.0
- Built on Qwen3.8 27B
- 262K context window
- Designed for long-horizon agent tasks, learning from execution feedback
Notable for developers needing a commercially usable, open-source agent model for local deployment.
Related event: BAAI Open-Sources AREX-2: 27B Long-Horizon Self-Improving Agent(5 posts)→
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