IBM has released the Granite 4.1 model family, offering three sizes - 3B, 8B, and 30B parameters - designed for businesses and developers who want capable AI models running on their own servers rather than through a third-party API.
Parameter count is a rough measure of a model's complexity and capacity. The 3B version is small enough to run on most modern laptops with adequate RAM. The 8B fits comfortably on consumer-grade GPUs. The 30B requires more substantial hardware - a high-end workstation or small server - but stays self-hostable without enterprise GPU clusters.
All three models ship under the Apache 2.0 license, meaning any company can use, modify, and build commercial products with them - no royalties, no usage restrictions, no requirement to share modifications. For organizations in regulated industries like healthcare, finance, or government, or running in air-gapped environments without internet access, that licensing is often a practical requirement rather than a preference.
The Granite series has focused on enterprise tasks: document processing, structured data extraction, code assistance, and question-answering over internal knowledge bases. The 4.1 release builds on the earlier Granite 3.x line with improvements to instruction-following and multilingual support.
For developers using AI coding tools like Cursor or Cody that support local model backends, the 30B variant is worth testing. It sits in a productive range - capable enough for complex multi-step tasks, but small enough to run without API costs or data leaving your network.
The 3B and 8B models are also practical targets for fine-tuning, which means customizing a pre-trained model on your own dataset to improve its accuracy on specific tasks. Smaller models cost significantly less to fine-tune than larger ones and train faster, making them practical for teams that want a domain-specific model without a massive compute budget.
IBM has consistently positioned Granite as the open alternative for companies that need on-premises deployment and audit trails for compliance. The 4.1 family extends that positioning with three more size options.