Latest VS Code update introduces prepackaged bundles of chat customizations that can include skills, commands, agents, MCP servers, and hooks.
GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.
OpenAI has released its Codex desktop app for Windows, adding a native sandbox and PowerShell support, enabling developers to ...