Granite 4.1: IBM’s 8B Model Is Competing With Models Four Times Its Size
Summary
IBM Granite 4.1 delivers a three-size open-source LLM family with dense architectures. The 8B model matches or outperforms the larger 32B MoE Granite 4.0 across multiple benchmarks, highlighting the impact of data quality and training strategy over sheer parameter count. The article details data curation, a four-stage RLHF process, long-context extensions up to 512K, and production-ready deployment guidance.