LLM ReferenceLLM Reference

Granite 4.0 1B

granite-4.0-1b

Open Source

About

IBM Granite 4.0 1B is an ultra-compact dense transformer (Nano series) designed for workloads where hybrid SSM architectures lack optimized support (e.g., llama.cpp). Part of the Granite 4.0 Nano family. ISO 42001 certified. Apache 2.0. Also serves as the LLM backbone for Granite Speech 4.1 2B.

Granite 4.0 1B has a 128K-token context window.

Capabilities

VisionMultimodalReasoningFunction CallingTool UseStructured OutputsCode Execution

Rankings

Specifications

FamilyGranite 4
Released2025-10-28
Parameters~1B
Context128K
ArchitectureDense decoder-only transformer

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