FreeLLMNanbeige launches 33B open-source coding model Nanbeige4.3-33B
Nanbeige4.3-33B is a 33‑billion‑parameter dense model with 512K context, Apache 2.0 licence, scoring 80.9 on Terminal‑Bench 2.1.
Nanbeige LLM Lab announced the release of Nanbeige4.3-33B, a new open‑source coding model.
The model contains 33 billion dense parameters and is licensed under Apache 2.0.
It supports a 512 K token context window, allowing very long inputs.
Benchmark results show an 80.9 score on Terminal‑Bench 2.1.
Nanbeige4.3-33B will be used to train the upcoming Nanbeige4.3-3B model.
What it means for you
The release adds a large, permissively licensed coding model to the free ecosystem, giving developers a high‑capacity option without cost. Its size and context length make it suitable for complex code tasks, while the open licence encourages further community training and specialization.
Sources
- Nanbeige Releases Nanbeige4.3-33B, a 33B Open Agentic Coding Model, MarkTechPost, 25 Oct 2026
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