Claude 3 \ Anthropic vs OpenChatKit

Claude 3 is Anthropic's third-generation large language model family, released in March 2024. It includes three tiers: Haiku for speed and cost, Sonnet for balanced performance, and Opus for the highest reasoning depth. Each model targets a different tradeoff between intelligence, latency, and price.

The family handles text, code, analysis, and vision tasks. Claude 3 models process photos, charts, graphs, and technical diagrams. They support a 200K token context window at launch, with inputs exceeding 1 million tokens available to select customers. Opus and Sonnet launched on claude.ai and the Claude API in 159 countries, with Haiku following shortly after.

Anthropic built Claude 3 with Constitutional AI safety methods and Responsible Scaling Policy guardrails. The models are available through the Claude API, Amazon Bedrock, and Google Cloud Vertex AI. Sonnet powers the free tier on claude.ai, while Opus is available to Claude Pro subscribers.

OpenChatKit provides tools and models for building conversational AI applications that can understand and respond to user instructions. It offers instruction-tuned language models, a moderation system to filter unsafe content, and a retrieval system that enables the AI to access external data for up-to-date answers.

What distinguishes OpenChatKit is its combination of large-scale pre-trained models like GPT-NeoXT-Chat-Base-20B and fine-tuning support for models such as Llama-2-7B-32K-beta. It also integrates a flexible retrieval mechanism to augment responses with relevant external information, which is not common in many open-source alternatives.

The toolkit supports training, fine-tuning, and inference workflows, with monitoring options through tools like Weights & Biases. It is designed for developers and researchers who want customizable conversational AI solutions with transparent, open-source code and collaborative development.

OpenChatKit includes detailed documentation and environment setup instructions to facilitate use. Its models are trained on the OIG-43M dataset, created through collaboration between Together, LAION, and Ontocord.ai, ensuring a robust foundation for dialogue applications.

Overall, OpenChatKit enables the creation of specialized or general-purpose chatbots with safety features and the ability to incorporate real-time data through retrieval-augmented generation techniques.