Leverage LangChain and vector search with Amazon DocumentDB to create a generative AI chatbot for Amazon Web Services

Amazon DocumentDB, a fully managed document database with MongoDB support, provides benefits for companies in various industries such as healthcare, gaming, and finance. By utilizing the JSON data model, companies can accelerate app development and improve reading speed for semi-structured data. With unstructured data growing at a rapid pace compared to structured data, businesses are exploring ways to leverage this data, especially in the realm of Generative AI.

Traditionally, companies had to incur increased costs and complexity to integrate vector search capabilities into their architecture. However, recent feature releases in Amazon DocumentDB now support vector search, enabling seamless integration without requiring data migration. This simplifies the process and allows for easier development of ML and AI applications.

By incorporating semantic search capabilities within existing Amazon DocumentDB clusters, companies can leverage vector search with services such as Amazon Bedrock and SageMaker, as well as third-party services like OpenAI and Hugging Face. The support for HNSW indexes further enhances vector similarity searches, resulting in highly relevant results with low latency.

One practical application of this technology is demonstrated through the creation of a chatbot that utilizes LangChain to query a large language model. By uploading embeds to Amazon DocumentDB and utilizing tools like LangChain and Claude for Amazon Bedrock, businesses can create conversational chatbots that provide relevant information to users.

To implement vector search in Amazon DocumentDB, companies can create HNSW indexes on collections and generate embeds using tools like Amazon Titan Embeddings. The use of LangChain’s text divider and Claude for Amazon Bedrock streamlines the process of creating a chatbot with ML capabilities.

Overall, vector search in Amazon DocumentDB enhances the querying capabilities of a document database while leveraging powerful frameworks like LangChain and foundation models like Claude 3 by Anthropic. Applications of this technology include semantic search experiences, product recommendations, chatbots, fraud detection, and anomaly detection.

For companies looking to integrate vector search into their workloads, visiting the amazon-documentdb-samples GitHub repository provides examples and tools to facilitate the implementation process.

In conclusion, the integration of vector search in Amazon DocumentDB opens up a new realm of possibilities for companies to enhance their ML and AI applications, ultimately improving user experiences and data querying capabilities.

Article Source
https://aws.amazon.com/blogs/database/use-langchain-and-vector-search-on-amazon-documentdb-to-build-a-generative-ai-chatbot/