MacKenzie Scott cuts Amazon stake by 42%

By Reuters Published October 15, 2025 Billionaire philanthropist MacKenzie Scott has reduced the size of her stake in Amazon.com by 42% since last year, Bloomberg News reported on Tuesday, citing a regulatory filing. Reuters Scott, the former wife of Amazon founder Jeff Bezos, holds 81.1 million shares in the company, according to the latest disclosure…

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Walmart partners with OpenAI for ChatGPT shopping feature

By Reuters Published October 15, 2025 Walmart said on Tuesday it was partnering with OpenAI to enable customers and Sam’s Club members to shop directly within ChatGPT, using the AI chatbot’s Instant Checkout feature. Reuters Shares of the company rose 5% to $107.21 at market close following the announcement. The world’s largest retailer is expanding…

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Building smarter AI agents: AgentCore long-term memory deep dive

Building AI agents that remember user interactions requires more than just storing raw conversations. While Amazon Bedrock AgentCore short-term memory captures immediate context, the real challenge lies in transforming these interactions into persistent, actionable knowledge that spans across sessions. This is the information that transforms fleeting interactions into meaningful, continuous relationships between users and AI…

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