
Leveraging AI 251 | OpenAI’s apps + SDK, Image 1.5, GPT-5.2 Codex, and world domination playbook, Anthropic wins the enterprise, The state of agentic implementation based on MIT, Google, EY, and Deloitte, and more important AI news for the week ending on Dec 20, 2025
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Dec 20, 2025 This week dives into the launch of OpenAI's app store within ChatGPT, revolutionizing how businesses operate. Discover how AI-native apps can transform ideas into actions, akin to the smartphone era. The discussion covers advancements in GPT Image 1.5 and GPT-5.2 Codex, enhancing coding and visual edits. Insights into Anthropic's growing enterprise influence and Deloitte's findings on agent implementation also emerge. Don't miss the exploration of emerging trends in AI agent interactions and the evolving landscape of proprietary data acquisition.
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Apps Turn ChatGPT Into An Operating Platform
- OpenAI's in-chat apps turn chat assistants from idea generators into real-world operators.
- Apps create discoverability and platform control similar to mobile app stores, shifting power to platform-native tools.
Design Apps Narrowly And Transparently
- Build tightly scoped, chat-native apps that do one thing well and follow OpenAI's transparency rules.
- Avoid collecting full conversation history and use human-readable function names to ensure safe integration.
Icon Workflow: ChatGPT Photoshop Saved Minutes
- Isar used Adobe Photoshop inside ChatGPT to split and vectorize 12 icons in seconds versus 30 minutes with a dedicated tool.
- The quick result was stylistically different but demonstrated dramatic time savings.



