Use /compact when the conversation gets long to summarize history and free up context. Start a fresh idea with /new; the previous session stays in history. Use /feedback to send logs to the maintainers when something looks off. Switch models or reasoning effort quickly with /model. Use /approvals to control when Codex asks for confirmation. Run /review to get a code review of your current changes. Use /skills to list available skills or ask Codex to use one. Use /status to see the current model, approvals, and token usage. Use /fork to branch a saved chat into a new thread. Use /init to create an AGENTS.md with project-specific guidance. Use /mcp to list configured MCP tools. You can run any shell command from Codex using `!` (e.g. `!ls`) Type / to open the command popup; Tab autocompletes slash commands and saved prompts. You can define your own `/` commands with custom prompts. More info: https://developers.openai.com/codex/guides/slash-commands#create-your-own-slash-commands-with-custom-prompts When the composer is empty, press Esc to step back and edit your last message; Enter confirms. Press Tab to queue a message instead of sending it immediately; Enter always sends immediately. Paste an image with Ctrl+V to attach it to your next message. You can resume a previous conversation by running `codex resume`