Meet the New Codex CLI

Codex CLI Update & Feature Walkthrough

This walkthrough is aimed at users who prefer working in the terminal. The speaker positions the product as fast, designed to stay out of the way, and focused on helping people build directly from their preferred workspace.

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Key Product Features Demonstrated

Full-Screen Terminal Interface

• A new full-screen UI
• Scrollable earlier outputs
• A persistent footer for the next message, keeping interaction continuous

Voice Mode + Multitask Execution

• The CLI can be started in voice mode
• A single example request triggers three parallel tasks:
  1. Extend a website with a new repeating burrito background
  2. Check CLI tests, including verification for:
     • Price changes
     • Order confirmation
  3. Generate a Mermaid diagram of the CLI’s order flow

Task / Agent Management UI

• Use the left arrow to open the agents view
• Features include:
  • Seeing what’s running
  • Filtering
  • Grouping by status
  • Searching
  • Jumping directly into a specific task
• The user can:
  • Ask Codex about other tasks
  • Send follow-ups

Forking into a New Worktree

• Ability to fork the conversation into a separate worktree
• The fork keeps the same context, but uses a separate checkout
• Supports branching work in different directions

Remote Control / Mobile Access

• Tasks can be viewed/controlled from a phone
• Example flow:
  • Enable remote control on a laptop
  • Select the computer
  • See the same tasks
• Users can:
  • Check progress and answer questions while away
  • Return to the terminal to review what finished vs needs attention

Web Demo + Usage Analytics

• Opens a web demo
• Usage analytics show:
  • Top chats
  • Which plugins/skills are being used

Rich Rendering in the Terminal

• Terminal renders an order flow diagram (Mermaid)
• Supported LaTeX rendering
• Includes an illustrative “proof” (humorous content) rendered directly in the CLI

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Overall Theme / Positioning

• Highlights an interactive, UI-driven CLI that reduces context switching:
  • Fewer terminal “hunts”
  • Less manual terminal management
• Focuses on continuous improvement driven by user feedback
• Uses a burrito ordering example to demonstrate:
  • Interface design
  • Multimodal input (voice)
  • Parallel task orchestration
  • Visualization (Mermaid)
  • Testing coverage checks
  • Remote continuity
  • Analytics
  • Rich formatting (LaTeX)

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Main Speaker / Source

• Presenter / developer (primary speaker) — referenced by statements like:
  • “I’ve been working…”
  • “I’ve been talking…”
• They introduce the new Codex CLI features.