Dimitrios
23 posts


ChatGPT is now available as an add-on in Excel and Google Sheets. It can help analyze messy data, write formulas, update spreadsheets, and explain what it’s doing along the way—without leaving your spreadsheet. Powered by GPT-5.5. chatgpt.com/apps/spreadshe…





👋 Is there a specific issue you're hitting? If so, would you mind running /feedback and sharing the id here? That would be most helpful for debugging. There were a number of harness changes that may have caused this, all of which are fixed in the latest (last known issue was fixed in 2.1.116 today). We will be sharing more in a bit, and have also shared a few updated on X/Threads as we've been investigating. General tips: 1. Use Opus 4.7 + xhigh/max effort 2. Make sure you're using the latest version of Claude Code (currently 2.1.116)



Exciting news - Claude Opus 4.7 from @AnthropicAI takes #1 in Code Arena! +37 points over Opus-4.6 and +46 over the next non-Anthropic model, GLM-5.1 (#4). Massive ~130 pts lead over GPT-5.4 and Gemini-3.1-Pro. #1 on both React and HTML leaderboards. Code Arena evaluates agentic coding on real-world tasks - building live websites and apps, ranked by users on real workflows. Huge congrats to @AnthropicAI on pushing the frontier forward again! 🧵More updates in the thread for Expert and Text Arena. Vision and Document Arena scores coming soon.

2026 will be for AI in science what 2025 was for AI in software engineering. 🧵






Checking your holiday wishlists, there's one request that's coming up 3x more than anything else... 🥁 NotebookLM is OFFICIALLY built on Gemini 3! Google's most intelligent model, this brings significant improvements to NotebookLM's reasoning and multimodal understanding.




Good price and big improvement 👀 #leak











