AWS News Blog
Category: Amazon Machine Learning
Amazon Bedrock adds reinforcement fine-tuning simplifying how developers build smarter, more accurate AI models
Amazon Bedrock now supports reinforcement fine-tuning delivering 66% accuracy gains on average over base models.
Amazon Bedrock AgentCore adds quality evaluations and policy controls for deploying trusted AI agents
Deploy AI agents with confidence using new quality evaluations and policy controls—enabling precise boundaries on agent actions, continuous quality monitoring, and experience-based learning while maintaining natural conversation flows.
Amazon Bedrock adds 18 fully managed open weight models, including the new Mistral Large 3 and Ministral 3 models
Access fully managed foundation models from leading providers like Google, Kimi AI, MiniMax AI, Mistral AI, NVIDIA, OpenAI, and Qwen, including the new Mistral Large 3 and Ministral 3 3B, 8B, and 14B models through Amazon Bedrock.
Amazon FSx for NetApp ONTAP now integrates with Amazon S3 for seamless data access
Access FSx for NetApp ONTAP file data through S3 to enable AI/ML workloads and analytics—letting you use enterprise file data with Bedrock, SageMaker, and analytics services while it remains in your file system.
Introducing Amazon Nova 2 Lite, a fast, cost-effective reasoning model
New fast, cost-effective model supports extended thinking with adjustable reasoning depth, letting you control the balance between speed, intelligence, and cost while building AI applications for everyday workloads.
Introducing Amazon Nova Forge: Build your own frontier models using Nova
New program gives organizations unprecedented access to Nova model training, enabling them to build custom frontier models that deeply embed domain expertise without the traditional barriers of cost, compute, and time.
Introducing Amazon Nova 2 Sonic: Our new speech-to-speech model for conversational AI
Build more natural voice interactions with enhanced speech-to-speech AI—now featuring multilingual conversations, dynamic speech control, crossmodal inputs, and improved telephony integration while maintaining conversation context across tasks.
Build reliable AI agents for UI workflow automation with Amazon Nova Act, now generally available
New AWS service helps developers build AI agents that automate browser-based tasks like form filling, search & extract, shopping & booking, and QA testing—with over 90% reliability for enterprise deployments.







