Llama 2 Chat (13B)

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Llama 2 Chat (13B) is a powerful language model capable of analyzing long and complex conversations with ease. Featuring a 4,100-token context window and 13 billion parameters, it's perfect for tasks that need deep reasoning and knowledge extraction. Designed for high-performance environments, this LLM ensures fast response times even with large data volumes.

LicenseLLAMA 2 Community License
Context window(in thousands)4096

Use cases for Llama 2 Chat (13B)

  1. Conversational AI: Llama 2 Chat (13B) excels at generating new content from existing notes, though it may occasionally produce inaccuracies.
  2. Language services: Fine-tuning with specific datasets boosts performance, making it ideal for language-related tasks.
  3. Customer engagement: Despite its slower speed, it’s great for summarizing long documents and making simple evaluations, providing detailed responses to customers.
Arena Elo1063
MT Bench6.65

This model delivers average conversational quality, moderate reasoning abilities, and relatively low translation competency.

Mistral 7B Instruct v0.2


GPT-3.5 Turbo-1106


Llama 2 Chat (13B)


Dolphin 2.5 Mixtral 8X7B


Zephyr 7B beta


Throughput(output tokens per second)48
Latency(seconds to first tokens chunk received)0.38
Total Response Time(seconds to output 100 tokens)2.8

With moderate throughput, it suits applications with a reasonable number of concurrent users. Its low latency ensures swift responses, making it ideal for real-time interactions. The total response time is moderate, balancing performance for various use cases.


The cost for running the model with Telnyx Inference is $0.0003 per 1,000 tokens. For instance, analyzing 1,000,000 customer chats, assuming each chat is 1,000 tokens long, would cost $300.

What's Twitter saying?

  • Model performance: WizardLM notes that the Llama-2-13b-Chat model scores comparably to their WizardLM-13B-V1.1 They provide unofficial test results on the MT-Bench, praising the model's excellent performance. (Source: WizardLM_AI)
  • Local gpu inference: Adrien Brault-Lesage shares how to run Llama-2-13B-chat on M1/M2 Macs with GPU inference, achieving 20-25 tokens per second. (Source: AdrienBrault)
  • Performance observations: Michael Drogalis discusses running Llama-2's chat model on an M2 MacBook, noting its sensitivity to prompt structure and slower performance compared to GPT-4. (Source: MichaelDrogalis)

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What is the Llama-2-13b-chat-hf model?

The Llama-2-13b-chat-hf model is a large language model developed by Meta for chat and dialogue applications. It features 13 billion parameters, an optimized transformer architecture, and is trained on a diverse online dataset. It's designed for conversational AI, language services, and customer engagement, providing fast and detailed responses.

How does Llama-2-13b-chat-hf compare to GPT-4?

Llama-2-13b-chat-hf is smaller in size with 13 billion parameters compared to GPT-4, resulting in differences in conversational quality, reasoning abilities, and translation competency. While it may not excel in tasks requiring strong reasoning like GPT-4, it's tailored for high-performance dialogue use cases and offers a cost-effective solution for developers.

Can Llama-2-13b-chat-hf run on a local GPU?

Yes, Llama-2-13b-chat-hf can be run on local GPU setups, including M1/M2 Macs, to achieve faster inference times. This makes it a versatile option for developers looking for efficient local deployment.

What are the main use cases for Llama-2-13b-chat-hf?

The primary use cases for Llama-2-13b-chat-hf include conversational AI, language services, and customer engagement tasks. It excels in generating new content, summarizing documents, and making simple evaluations, making it ideal for applications that require detailed and informative responses.

How is Llama-2-13b-chat-hf trained?

Llama-2-13b-chat-hf uses an optimized transformer architecture and is trained on publicly available online data. It employs supervised fine-tuning (SFT) and reinforcement learning with human feedback (RLHF) to align with human preferences for helpfulness and safety, ensuring it meets high standards for conversational AI applications.

Where can I start building with Llama-2-13b-chat-hf?

You can start building with Llama-2-13b-chat-hf on Telnyx. Telnyx offers an inference service that enables developers to integrate this model into their connectivity apps efficiently. For more information and to get started, visit the Telnyx website.