ai21

Introducing AI21/Jamba 1.5 Mini: A New Era in Large Language Models

Tal Peretz

Aug 27, 2024 — 2 min read

AI21 Labs has unveiled the AI21/Jamba 1.5 Mini, a groundbreaking advancement in the realm of large language models (LLMs). This model introduces several state-of-the-art features and improvements that set it apart from its predecessors and competitors.

Innovative Architecture

The Jamba 1.5 Mini model integrates the traditional Transformer architecture with the Mamba framework, leveraging Structured State Space (SSM) techniques. This hybrid approach efficiently addresses the common inefficiencies in handling long sequences of data found in standard Transformer models.

Parameters and Performance

With an impressive 12 billion active parameters and a total of 52 billion parameters, the Jamba 1.5 Mini is engineered to deliver higher efficiency and faster performance compared to similar models. It excels in handling long contexts, making it ideal for tasks such as document summarization, text generation, and information extraction.

Unprecedented Context Window

One of the standout features of Jamba 1.5 Mini is its support for a context window of up to 256,000 tokens—the largest available under an open license. Unlike other models, Jamba fully utilizes its declared context window, as evidenced by the RULER benchmark.

Developer-Friendly Features

The model is designed with developers in mind, offering features such as function calling, tool use, JSON mode, citation mode, and structured document objects. These capabilities are perfect for creating agentic AI systems that can perform tasks autonomously on behalf of users.

Latency and Efficiency

Jamba 1.5 Mini outperforms its peers in latency tests, proving to be twice as fast in handling large context windows compared to models like Llama 3.1 8B and Mistral Nemo 12B. Its efficiency is further underscored by maintaining high performance without increasing computational load, making it a cost-effective choice for AI deployments.

Easy Integration and Availability

The Jamba 1.5 Mini model is readily available on platforms such as Azure AI. It can be seamlessly integrated and deployed using various clients, including LangChain, LiteLLM, and AI21's Azure client. The model is released under the Jamba Open Model License, permitting full research and commercial use under the license terms.

Benchmark Performance

In benchmark tests, Jamba 1.5 Mini has consistently delivered superior outputs, particularly in tasks that demand extensive context windows. This performance solidifies its position as a leader in the field of LLMs.

Overall, AI21/Jamba 1.5 Mini represents a significant leap forward in LLM technology, offering unparalleled speed, efficiency, and performance for long-context tasks. It is a valuable tool for developers and researchers looking to push the boundaries of AI capabilities.

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