Expired60% confidenceFactExact time
OpenAI Codex extension supports using the @ symbol to reference files in a project and include them as context for prompts
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
OpenAI Codex in Practice: Context References, Reasoning Levels, and TODO-to-Task Conversion Explained
bilibili晟6668886/6/2026
Related Claims
UnverifiedGitHub Copilot Chat and Cursor both use the @ symbol context injection mechanism similar to OpenAI Codex extension71% similarUnverifiedThe OpenAI Codex extension tutorial series covers features including adding context to prompts, adjusting AI reasoning levels, and automatically converting TODO comments into Codex tasks69% similarUnverifiedOpenAI Codex extension supports image context, allowing users to add images via button click or copy-paste directly into the chat window69% similarUnverifiedThe OpenAI Codex extension displays an 'Implement with Codex' option above TODO comments in code, allowing TODOs to be converted into implementation tasks with a single click.69% similar
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