OpenAI Developers on X: “Ultrafast is our fastest way to build with Astra yet: in Codex, it run…”

A fast, private reader for public X posts. No account, no tracking, no pop-ups.

PeekX is an independent tool and is not affiliated with, endorsed by or sponsored by X Corp. “X” and “Twitter” are trademarks of their respective owners. We only show posts that their authors made public and never access private or protected accounts. Downloaded media belongs to its creators — please respect their rights.

Username or post link

Home / @OpenAIDevs / Post

OpenAI Developers

@OpenAIDevs

Ultrafast is our fastest way to build with Astra yet: in Codex, it runs up to 8x faster than Astra Standard and 4x faster than Astra Fast.

Bring your ideas to life as fast as you can type them.

0:45

Sep 29, 2026, 6:05 PM UTC

86 1.1K

Download media

Every quality X serves, straight from X's media CDN. No watermark, no wait.

1080pBEST

Video · 1920×1080 · 0:45

720p

Video · 1280×720 · 0:45

360p

Video · 640×360 · 0:45

270p

Video · 480×270 · 0:45

Audio · MP3

0:45 ·

Save & share

Turn this post into a clean image, or copy it as text or Markdown.

Open on X

OpenAI Developers on X: “Ultrafast is our fastest way to build with Astra yet: in Codex, it run…” | PeekX