Master Codex with these 15 Tips
New native voice mode in ChatGPT Codex that lets you talk to it to spin up and control agent threads. Demoed by asking it to create a thread writing a 100-word poem.
Native voice mode in OpenAI's Codex that lets you speak to start and control coding agent threads.
Updated EU status checked Last shown
Codex Voice Mode at a glance
- What is Codex Voice Mode?
- Codex Voice Mode is an app from OpenAI. Native voice mode in OpenAI's Codex that lets you speak to start and control coding agent threads.
- Who makes Codex Voice Mode?
- Codex Voice Mode is made by OpenAI.
- Does Codex Voice Mode work in the EU?
- Available in the EU. OpenAI publishes Europe Terms of Use for EEA residents (OpenAI Ireland Ltd), GDPR DPA and data residency for business products. No voice-mode-specific EU restriction was found. Last verified 14 Nov 2026.
- How much does Codex Voice Mode cost?
- Freemium. Codex is included in ChatGPT plans (Plus, Pro, Business, Edu, Enterprise) with usage limits that vary by plan; API-key use is also possible. Voice mode-specific pricing is not stated. Licence: Proprietary (Codex CLI is Apache-2.0).
- Where was Codex Voice Mode shown?
- In 1 creator video by Matthew Berman. Most recently by Matthew Berman on 5 Aug 2026, at 1:38 in “Master Codex with these 15 Tips”.
Sources: the vendor's own pages (linked above) and creator videos at the linked timestamps. EU status is information, not legal advice; see how we check.
About
Codex Voice Mode is a voice interface in OpenAI's Codex, the company's coding agent offered in ChatGPT, the CLI, the IDE extension and a desktop app. According to a YouTube creator's demo, it lets users talk to Codex to spin up and control agent threads, for example asking it to create a thread that writes a 100-word poem.
Codex itself runs multiple agents in parallel, works in local or cloud environments, reviews pull requests and connects to other tools via plugins. Voice mode adds spoken input as a way to direct these threads. Details such as supported platforms, languages and the exact release date were not given in the provided material.
Codex is included in ChatGPT Plus, Pro, Business, Edu and Enterprise plans, and can also be used with an API key. The Codex CLI is open source under Apache-2.0, but voice mode's implementation and availability by surface are not documented in the provided sources.
Key features
- Talk to Codex to start new agent threads
- Voice control of running agent threads
- Part of Codex in ChatGPT and the Codex apps
- Included in ChatGPT plans that include Codex
1 moment
As seen on YouTube
Watch the moment: the exact second top creators show it. Videos load only when you press play, via youtube-nocookie.com.
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