Generative AI has been a hot topic this year, especially at re:Invent with many new releases and hundreds of sessions covering the topic. Join me in this talk whilst I walk through building a personalised chatbot using retrieval augmented generation. Making use of the newly introduced Knowledge base for Amazon Bedrock, agents and vector databases. This will be perfect for builders, or just those who wish to see what is possible and how to make good use of large language models.