Amazon Bedrock adds reinforcement ne-tuning simplifying how developers build smarter, more accurate AI models

TutoSartup excerpt from this article:
Organizations face a challenging trade-off when adapting AI models to their specific business needs: settle for generic models that produce average results, or tackle the complexity and expense of advanced model customization... Traditional approaches force a choice between poor performance with smaller models or the high costs of deploying larger model variants and managing complex infrastructure...

New serverless customization in Amazon SageMaker AI accelerates model fine-tuning

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Today, I’m happy to announce new serverless customization in Amazon SageMaker AI for popular AI models, such as Amazon Nova, DeepSeek, GPT-OSS, Llama, and Qwen... The new customization capability provides an easy-to-use interface for the latest fine-tuning techniques like reinforcement learning, so you can accelerate the AI model customization process from months to days... With a few clicks, y...

Introducing checkpointless and elastic training on Amazon SageMaker HyperPod

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Today, we’re announcing two new AI model training features within Amazon SageMaker HyperPod: checkpointless training, an approach that mitigates the need for traditional checkpoint-based recovery by enabling peer-to-peer state recovery, and elastic training, enabling AI workloads to automatically scale based on resource availability... Checkpointless training – Checkpointless training elim...

High-Beta Risk Remains Top-Performing Equity Factor In 2025

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As the trading year heads into its final weeks, so-called high-beta shares remain firmly in the lead for US equity risk factors in 2025, based on a set of ETFs through Tuesday’s close (Dec...SPHB’s bull run this year leaves the rest of the factor field in the dust...Meanwhile, small-cap stocks remain laggards in the factor horse race this year... The weakest of the weak: small-...

Macro Briefing: 3 December 2025

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Non-traditional metrics may provide a better way of anticipating a burstring market bubble, reports The Economist: “Surges in Googling do a much better job than valuations at forecasting an imminent fall, as the chart’s third column shows... The rebound above 4% for two key funding-market liquidity rates could be a sign of tighter monetary conditions ahead, according to some analysts...”Wh...

Introducing Mistral Large 3 in Microsoft Foundry: Open, capable, and ready for production workloads

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 Today, we’re excited to announce that Mistral Large 3 is now available in Azure, bringing one of the strongest open-weight, Apache-licensed frontier models to the Microsoft Cloud... Multimodal and applied reasoning As organizations build increasingly multimodal workflows, interpreting text, images, diagrams, and structured data, Mistral Large 3 provides strong cross-modal u...

Announcing replication support and Intelligent-Tiering for Amazon S3 Tables

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Today, we’re announcing two new capabilities for Amazon S3 Tables: support for the new Intelligent-Tiering storage class that automatically optimizes costs based on access patterns, and replication support to automatically maintain consistent Apache Iceberg table replicas across AWS Regions and accounts without manual sync... Second, when maintaining replicas of Iceberg tables across Regions or ...