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OpenBMB: AI models, benchmarks & research

OpenBMB (Open Lab for Big Model Base) is an open-source research lab founded at Tsinghua University, focused on building efficient, accessible foundation models including the MiniCPM series.

Open-weight
Model
MiniCPM-SALA
At a glance

OpenBMBmodels, benchmarks & research

Key facts about OpenBMB's portfolio of 1 AI model — sourced from public benchmarks, provider APIs, and model releases.

Models
1 models across 0 families
Portfolio
1 language models
Licensing
1 open-weight, 0 proprietary
Benchmarks
Evaluated on 24 benchmarks
Active since
Shipping models since February 2026, latest release February 2026

Most affordable

No public pricing data.

FAQ

Common questions about OpenBMB.

What is OpenBMB?

OpenBMB is an AI research organization that develops large language models and other AI systems. They have released 1 models across 0 model families.

How many AI models has OpenBMB released?

OpenBMB has released 1 AI models tracked on LLM Stats. See the Models tab for the full catalog with technical specifications, benchmark scores, and pricing.

Does OpenBMB release open-weight models?

Yes. 1 of OpenBMB's 1 models are released under open-weight licenses. Check the Models tab for per-model license details.

How do OpenBMB's models perform on benchmarks?

OpenBMB's models have been evaluated on 24 benchmarks. Their top-performing model is MiniCPM-SALA on HumanEval with a score of 1.0. See the Benchmarks tab for the full breakdown.

When did OpenBMB start releasing AI models?

OpenBMB has been releasing AI models since February 2026. Their latest release was in February 2026. See the Timeline tab for the full release history.

How can I use OpenBMB's models?

Visit https://www.openbmb.cn for official documentation and API access. Many of OpenBMB's models are also available through third-party API providers — check the Pricing tab to compare pricing across providers.