Nils Durner's Blog Ahas, Breadcrumbs, Coding Epiphanies

[UPDATED] OpenAI GPT-OSS open weights model released

Intro OpenAI has released the open-weights model that was announced end of March. It is a reasoning model that comes in two sizes: 20B and 120B, in a Mixture-of-Experts configuration. Model Card. Commenters call it “similar to o3” in performance, but that’s seems untrue - it’s about o3-mini grade, but lags behind o4-mini. Read more...

[UPDATED] OpenAI-based Chatbot interface updated

My Chatbot interface for OpenAI models (Live demo) has gotten a few improvements lately: Tool-Use presentation: Support for MCP Servers (aka “Model Context Protocol) registration to be done in mcp_registry.json, loosely follows the Visual Studio syntax sample in mcp_registry.sample.json M... Read more...

[UPDATED] ChatGPT Agent Mode

ChatGPT Agent, an agentic environment within ChatGPT, has been rolled out to paid subscribers in the EEA and Switzerland (excluding Enterprise and Edu users). This combines the OpenAI Operator technology preview with Deep Research, a terminal tool for code execution and external data sources via Connectors. Operator will be deprecated in the com... Read more...

AI-First ≠ Agile-Plus: What Using AI-First Actually Means

Today, Armand Ruiz (VP of AI Platform at IBM) posted his thoughts on building an “AI-first company.” Among his points: culture beats models, small teams have outsized impact, and “Slack is the new org chart.” Read more...

ChatGPT Team adds users' name & organization to prompts

Even with “Memory” and style preferences turned off in the ChatGPT personalization settings, the paid “Team” subscription tier causes personal data to be disclosed to the underlaying Language Model. This includes: Full name used for registration Corporate E-Mail address “Handle”: corporate user name Organization name Read more...