When was Granite Guardian 3.3 8B released?

Name: Granite Guardian 3.3 8B
Author: IBM Research

Granite Guardian 3.3 8B was released on 2025-08-01.

Granite Guardian 3.3 8B

granite-guardian-3.3-8b

Open Source

About

IBM Granite Guardian 3.3 8B features hybrid thinking mode for improved reasoning (detailed analysis via <think> tags or fast yes/no in non-thinking mode). Improved bring-your-own-criteria (BYOC) functionality. Ranked #3 on LLM-AggreFact benchmark and #1 on REVEAL benchmark. Detects harm, social bias, jailbreaking, RAG hallucinations, and function-calling hallucinations. English only. Apache 2.0.

Capabilities

VisionMultimodalReasoningFunction CallingTool UseStructured OutputsCode Execution

Rankings

Best Open Source LLMs Best Small Language Models (SLMs)Cheapest LLM APIs Best LLM APIs Best Free LLMs Best LLMs for Writing Best LLMs for Marketing

Specifications

FamilyGranite Guardian

Released2025-08-01

Parameters8B

Created by

IBM Research

Creating reliable and adaptable AI solutions

Armonk, New York, United States

Founded 1945

Website