AI21: Jamba 1.5 Large

Jamba 1.5 Large is part of AI21's new family of open models, offering superior speed, efficiency, and quality. It features a 256K effective context window, the longest among open models, enabling improved performance on tasks like document summarization and analysis. Built on a novel SSM-Transformer architecture, it outperforms larger models like Llama 3.1 70B on benchmarks while maintaining resource efficiency. Read their [announcement](https://www.ai21.com/blog/announcing-jamba-model-family) to learn more.

• Context window: 256,000 tokens
• Input: text
• Output: text

View on OpenRouter. Model data sourced from OpenRouter.