Cooking with Codex: Ep. 1

Published 2026-10-19 · Duration 9:08

Summary

The episode showcases several new OpenAI developer tools, including 'Dot,' a persistent agent, and 'Codex Cloud,' which allows users to work in customizable cloud environments. Key features highlighted include the enhanced Codex CLI (agent management, forking conversations, voice input), and 'Spaces,' which provides a collaborative environment for agents. Furthermore, the segment features a build challenge where guests use 'Ultrafast' to develop a retro ramen simulator game for a ModRetro, demonstrating practical application of development tools.

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Key takeaways

Codex Cloud Environments 2:25
Codex Cloud enables users to work within a fully customizable cloud environment, allowing tasks and development to continue even after the local laptop is closed.
Codex CLI Enhancements 3:30
The refreshed Codex CLI offers new features, including the ability to keep tabs on agents, fork a conversation into a separate worktree, and enable voice interaction directly with the terminal.
Persistent Agents (Dots) and Spaces 1:55
The 'Dot' is described as an always-on persistent agent used for background tasks (e.g., checking in guests, sending emails). 'Spaces' provides a dedicated, collaborative place for the agent to organize thoughts and for users to interact with the process.
Game Development Showcase 5:50
Guests built a ramen simulator game using 'Ultrafast' for the ModRetro, demonstrating the process of collecting ingredients and simulating a cooking process within a retro gaming framework.

Technical details

Codex Cloud 145s
Allows full setup and customization of a work environment in the cloud, ensuring continuity of tasks regardless of local device status.
Codex CLI 210s
Updated interface features include agent monitoring, conversation forking into separate worktrees, and voice command support.
GPT-Live 270s
Identified as the frontier model for voice, it is a full duplex model, meaning it does not interrupt the user when they trail off or pause.
Game Development Workflow 350s
The team used 'Ultrafast' to create a ramen simulator game for the ModRetro, involving character selection, ingredient collection, and simulating cooking steps (e.g., gentle vs. rolling boil).

Mentioned resources

Codex (AI Agent Platform)
Codex Cloud (Cloud Development Environment)
Codex CLI (Command Line Interface Tool)
GPT-Live (Voice Model)
Ultrafast (Game Development Framework)
ModRetro (Emulator/Hardware)

Channel & topics

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