FeaturesNew 2026-10

Composer predictions

Predicts your next message so you can accept it with Tab. It is in beta.

Usage

Tab

When to use it

When you want to type less.

Source: https://github.com/openai/codex

More Codex features

Custom prompts /prompts:name and skills $Calls up your saved prompts and skills.Features Codex CloudRuns coding tasks in isolated workspaces from desktop, web and mobile.FeaturesNew 2026-09 Code Review in CodexView PR summaries, diffs and discussions in Codex.FeaturesNew 2026-09 Codex Security CloudRuns security scans on GitHub repositories on demand or on a schedule.FeaturesNew 2026-09 GPT-6.1 Sol / Terra, Astra UltrafastThe models used in Work and Codex.FeaturesNew 2026-09 IDE extension (VS Code)The extension for use in your IDE. It supports the commands /approve /cloud /local /compact /fast /fork /goal /ide-context /init /mcp /memories /model /personality /plan /project /reasoning /review /side /status /worktree.Features