Blog Posts | Joshua Berkowitz

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Reinforcement learning ×

How AWS Is Making AI Agent Customization Faster and Smarter

The race to deploy AI is on, but many organizations struggle to balance performance with efficiency. AWS has stepped in with major updates to Amazon Bedrock and Amazon SageMaker AI, offering advanced ...

AI agents AI customization Amazon Bedrock AWS Model fine-tuning Reinforcement learning SageMaker AI Serverless AI

Dec 6, 2025

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UItron Sets a Higher Bar for GUI Agents

UItron is an open-source foundation model for GUI agents that tackles a hard problem in computer use automation: understanding complex interfaces and turning natural language goals into precise on-scr...

GUI agents OSWorld Reinforcement learning ScreenSpot VisualWebBench

Sep 17, 2025

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