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OpenAI’s Secret Model Shifts Spark Outrage While Google, Perplexity Redefine Search

AI Models & Breakthroughs

NVIDIA Solves Critical Physics Simulation Problem: NVIDIA has achieved a major breakthrough in physics simulations by preventing failures when elements interact, addressing a long-standing challenge in AI-driven simulations.


Tencent Releases Hunyan Image 3: Tencent’s new Hunyan Image 3 is an open-sourced LLM with image output capabilities, marking a significant step in multimodal AI. A future "Thinking" model is also planned.


Megrez2: Efficient MoE Model for Local Use: Megrez2 is a 21B latent Mixture of Experts (MoE) model that runs on a single 8GB GPU, offering 7.5B parameters in VRAM and 3B active parameters for cost-effective local deployment.


OpenAI Updates & Controversies

OpenAI Routes Users to New "Secret" Models: OpenAI is reportedly directing all users (including Plus/Pro) to two new, less compute-intensive models with stricter safety settings, leading to performance concerns.


GPT-4o Switches to GPT-5 for Sensitive Topics: OpenAI’s Nick Turley confirmed that GPT-4o may mid-conversation switch to a reasoning model or GPT-5 for handling emotional/sensitive topics with added care.


AI Tools & Platforms

Open WebUI Adds Native MCP Support: Open WebUI now supports MCP (Model Control Protocol), enabling seamless integration of diverse AI models and tools for enhanced workflows.


Perplexity Launches Search API: Perplexity’s new Search API offers efficient, AI-driven search capabilities, improving accuracy and user experience for developers and enterprises.


Google Defaults to AI-Powered Search: Google has replaced traditional search with AI search as the default, accelerating its shift toward AI-driven results.


Developer & Productivity Tools

Context Bridge for Cross-Platform AI Agents: A new Chrome extension enables seamless context sharing between AI agents (ChatGPT, Claude, Gemini, etc.), boosting productivity by maintaining conversation continuity.