Koala (13B) API

Koala (13B) is a versatile, transformer-based a dialogue LLM for academic research.

Modalities
TextText
Model type
Chat
Status
Deprecated

Koala (13B) overview

Koala (13B) by BAIR

Koala (13B) API is a powerful text generation model by BAIR, supporting multilingual capabilities and advanced NLP tasks.

Koala (13B) specs

Developer
BAIR
Input
Text
Output
Text
API
OpenAI-compatible, base URL https://api.aimlapi.com/v1

Basic Information

Developer/Creator: Berkeley Artificial Intelligence Research (BAIR) Lab

Model Type: Transformer-based a dialogue LLM for academic research

Overview:

Koala (13B) is a large language model designed for advanced natural language processing tasks, including text generation, summarization, and question answering. It leverages a transformer-based architecture to deliver high-quality, contextually relevant responses.

Key Features:

  • Large-scale Transformer Architecture: Utilizes 13 billion parameters for enhanced language understanding.
  • High Accuracy: Achieves state-of-the-art performance on various NLP benchmarks.
  • Multilingual Support: Capable of understanding and generating text in multiple languages.
  • Fine-tuning Capabilities: Easily adaptable to specific domains and tasks through fine-tuning.

Intended Use:

Koala (13B) is designed for a wide range of applications, including but not limited to:

  • Customer Support: Automating responses to customer inquiries.
  • Content Creation: Assisting in generating articles, reports, and other written content.
  • Educational Tools: Providing explanations, tutoring, and interactive learning experiences.
  • Healthcare: Assisting in medical documentation and patient interaction.

Architecture:

Koala (13B) is built on a transformer architecture, specifically utilizing the GPT-3 framework. It consists of 13 billion parameters, organized into multiple layers of attention mechanisms and feed-forward neural networks, enabling it to process and generate human-like text.

Training Data:

The model was trained on a diverse dataset comprising:

  • Web Text: A large corpus of text from various websites.
  • Books: Digitized books covering a wide range of genres and topics.
  • Scientific Articles: Peer-reviewed journals and conference papers.
  • Social Media: Posts and comments from platforms like Reddit and Twitter.

Use cases

  • Conversational agents and chatbots
  • Academic research and model evaluation
  • Instruction following and tutoring systems
  • Text summarization and content generation
  • Building dialogue systems and interactive assistants

Capabilities

  • Function calling
  • Streaming
  • Structured outputs

Koala (13B) API pricing

Koala (13B) pricing in US dollars
UsagePriceUnit
Input$0.3151M tokens
Output$0.3151M tokens

Koala (13B) is deprecated on AI/ML API. The rates apply to existing integrations; the models below are current alternatives.

Prices from the AI/ML API price list, checked on Nov 4, 2026.

Koala (13B) vs other models: token prices

AI/ML API input and output rates for 5 models, per million tokens.

AI/ML API model prices in USD per million tokens
ModelInputOutput
Koala (13B)$0.315$0.315
Seed 1.6 Flash$0.0794$0.3174
Ministral 3 8B 2512$0.3174$0.3174
Voxtral Small 24B 2507$0.1058$0.3174
gpt-oss-safeguard-20b$0.0794$0.3174

Related articles

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Koala (13B) FAQ

Does Koala (13B) support streaming?

Yes, Koala (13B) can stream responses as they are generated.

Does Koala (13B) support tool calling and structured outputs?

Yes, Koala (13B) supports both function calling and structured outputs.

Who created Koala (13B)?

Koala (13B) was built by BAIR.

Start building with Koala (13B)