OpenAI rolls out GPT-5.3 Instant, improving ChatGPT with fewer refusals, smarter web answers, lower hallucination rates, and stronger writing.

VS Code's AI Toolkit and Microsoft Foundry can speed up agent development, but real-world success often depends on picking the right runtime and region, keeping tool-driven context under control, and ...

OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83% ...

OpenAI has launched Codex for Open Source, offering maintainers six months of free ChatGPT Pro and API credits amid a surge of AI-generated pull requests.

Microsoft's February 2026 Foundry update includes broader platform changes, but the most immediate developer-facing news for VS Code users is an AI Toolkit refresh centered on tool discovery, agent ...