Best practices guide for customizing Gemini models via…

🧠 Best practices guide for customizing Gemini models via Reinforcement Learning (RL)

Google Cloud published a best practices guide for customizing Gemini models with reinforcement learning and packaged that approach into a managed RL fine-tuning service called RLFT. Reinforcement learning has been a keystone of modern LLM post-training, but it demands large training clusters and access to model internals that external customers cannot have with proprietary models such as Gemini. Read Source →

🧠 GitHub Copilot weekly releases — September 21

GitHub's Copilot weekly releases for September 21 add new models to Copilot and local sandboxing in the Copilot app. The same set of releases updates Copilot in Slack, Microsoft Teams, JetBrains, and VS Code. Read Source →

📰 Claude Opus 5.5: Things People Created

A FavTutor article titled "Claude Opus 5.5: Things People Created" collects real examples of work people have made with Claude Opus 5.5. The piece is listed on Hacker News. Read Source →

☁️ Anthropic rolls out up to $250 in free Claude Code credits, but only for cloud sessions

Anthropic now lets people run Claude Code in cloud sessions without signing up for the research preview. The company is offering up to $250 in free usage credits, and those credits apply only to cloud sessions. The change is meant to let more users try Claude Code. Read Source →

📰 Claude Code Integration with iTerm2 Is Legitimately Awesome

A Reddit post in the Claude Code community calls the Claude Code integration with iTerm2 legitimately awesome. The same item is listed on Hacker News among Claude, Codex, and Fable discussions. Read Source →

🧠 Humans Are Reading Your ChatGPT Chats, Lawsuit Claims

A lawsuit claims that humans are reading ChatGPT chats. The allegation concerns conversations people send to the chatbot. The story reached the Hacker News front page. Read Source →

🧠 Qualcomm’s Snapdragon 8 Elite Gen 6 comes in an Extreme version too

Qualcomm has announced the Snapdragon 8 Elite Gen 6, joined this year by the 8 Elite Extreme Gen 6. The company describes both new phone chips as flagships, and the spec differences are relatively minor. Those differences are mostly limited to improved AI processing, video capture, and gaming performance on the Extreme model. Read Source →

🧠 Google Open-Sources AX a Kubernetes Style Orchestrator for Autonomous AI Agents

Google has open-sourced AX, an orchestrator for managing autonomous AI agent workloads. AX runs on a runtime called Agent Substrate and treats agents as stateful actors, suspending and resuming tasks in a resource-efficient way to improve performance and reduce latency during idle phases. It also includes a control plane that uses Kubernetes-style primitives. Read Source →

🧠 Three weeks into the John Ternus era, Apple crosses its highest valuation ever

Three weeks into the John Ternus era, Apple shares briefly reached $345.34 moments after the market opened today, crossing the company's highest valuation on record. The price surpassed July's intraday record of $344.57. Read Source →

🛡️ Webinar tomorrow: Inside real-world Google Workspace breaches

A webinar tomorrow examines real Google Workspace breaches that involved social engineering and malicious OAuth applications. The session follows those incidents from initial access through the critical first hours of incident response. It looks at which security controls and response decisions can make the greatest difference. Read Source →

Sep 25, 2026 Technology Pulse

⚡ Executive Summary

Curated by Dillip Chowdary