LLM Reference

Granite 4.0 1B Speech

About

IBM Granite 4.0 1B Speech is a multilingual ASR (Automatic Speech Recognition) and AST (Automatic Speech Translation) model. Supports English, French, German, Spanish, Portuguese, and Japanese with higher English ASR accuracy and faster inference via speculative decoding. Features keyword biasing for names and acronyms.

Capabilities

VisionMultimodalReasoningFunction CallingTool UseJSON ModeCode Execution

Rankings

Specifications

FamilyGranite 4
Released2026-03-06
Parameters1B
Architecturespeech
Specializationspeech
LicenseApache 2.0
Trainingpretraining