About this video

Kevin Stratvert tests whether ChatGPT Codex can edit a video end to end, in a video he discloses is sponsored by OpenAI. He starts with a folder of 16 unedited, unlabeled clips — about three and a half minutes of raw footage of making chocolate chip cookies — and deliberately gives Codex only a high-level prompt rather than telling it where to cut. He explains Codex is used instead of a regular ChatGPT chat because the task involves local files and a multi-step build, render, test, and revise workflow. He installs the Hyperframes plugin by HeyGen, which gives Codex tools for video, audio, captions, graphics, and animations, then creates a project pointing at the source folder and @-mentions Hyperframes in his prompt. Codex’s first pass cuts the footage to under a minute, sequences the story, adds ingredient callouts, captions, and music. Stratvert then uses voice chat to request an ImageGen thumbnail-style opening graphic featuring the finished cookies and the text ‘The Best Chocolate Chip Cookies,’ limited to the first two frames so timing and audio stay unchanged; Codex validates and re-renders it. He concludes the result is impressive and a real time-saver, while stressing he would still review and refine before publishing.

Key takeaways

  • Use Codex rather than a regular ChatGPT conversation for local-file, multi-step work because it can build, render, test, and revise a project.
  • The Hyperframes plugin (by HeyGen) supplies Codex with video, audio, captions, graphics, and animation tools, and should be @-mentioned in the prompt to ensure it is used.
  • Given 16 unlabeled raw clips totaling about 3.5 minutes, Codex autonomously sequenced the story and cut it to under a minute, adding ingredient callouts, captions, and music.
  • Follow-up edits can be given by voice chat; a requested ImageGen title graphic was limited to the first two frames so existing timing and audio were untouched.
  • The creator (in an OpenAI-sponsored video) judges the output a strong first edit that saves time, but says he would still review and refine before publishing.

Episode details: published October 7, 2026 · 8:33 long. Summary written by Self Growth Videos from the episode itself. Business results and any income figures mentioned are Kevin Stratvert’s own claims, shared for education — they are not typical or guaranteed.


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