Models & research OpenAI September 15, 2025 · 00:00 UTC

Addendum to GPT-5 system card: GPT-5-Codex

This addendum to the GPT-5 system card shares a new model: GPT-5-Codex, a version of GPT-5 further optimized for agentic coding in Codex. GPT-5-Codex adjusts its thinking effort more dynamically based on task complexity, responding quickly to simple conversational queries or small tasks, while independently working for longer on more complex tasks.

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Models & research Hugging Face Oct 7, 2026

Multimodal open d1 decision models for the edge

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Models & research GitHub Copilot Changelog Oct 7, 2026

Purpose-built model for leaked secret detection

Secret protection should keep pace with the way you build software, whether you write code yourself or work with an AI agent. With our new purpose-built model, we’re bringing context-aware… The post Purpose-built model for leaked secret detection appeared first on The GitHub Blog.

Read brief Original at GitHub Copilot Changelog ↗