AI Changelog
Your one-stop shop for tracking AI model releases, API updates, and feature launches from the leading providers.
🚀 LiveLast updated October 30, 2025
This Week's Highlights
OpenAI
Aardvark: Agentic Security Researcher
AI-powered security researcher that autonomously finds, validates, and helps fix software vulnerabilities at scale.
Read announcementOpenAI
gpt-oss-safeguard-120b & 20b
Open-weight reasoning models post-trained from gpt-oss for safety classification. Trained to reason from provided policy to label content.
Read announcementOpenAI
ChatGPT Atlas Architecture (OWL)
New architecture powering ChatGPT Atlas browser—decouples Chromium, enables fast startup, rich UI, agentic browsing.
Read announcementWhat We Track
Providers
Update Categories
- Model Releases - New model families (e.g., GPT-4 → GPT-5)
- Version Updates - Model iterations (e.g., GPT-4 → GPT-4 Turbo)
- API Features - New capabilities (vision, streaming, function calling)
- Pricing Changes - Cost adjustments
- Performance - Speed/quality improvements
- Breaking Changes - Migration requirements
Historical Context
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