Launch Videos

I'm Diogo Almeida, founder of TypeSafe AI, and at OpenAI, I co-created ChatGPT and RLHF, the post-training algorithm behind most frontier AI.

The spoken opening line (at most 25 words).

39.9M views

More views than 99% of the library · #4 of 598

Runtime
2:56
Posted
Sep 15, 2026
Pace
127 wpm
TypeSafe AI on X

After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not…

2:56 · Sep 15, 2026

Nothing from X loads until you click. Loading fetches X’s embed script, which can set cookies. Nothing autoplays from this page. Open on X

Launch anatomy

When each beat happens. Beats that weren’t found are left out; the full transcript isn’t published.

Launch anatomy for TypeSafe AIRuntime 2:56. First five seconds: Intro or brand. Company named at 0s.0–5s hook · Intro or brandCompany named at 0s0s Company named0:000:441:282:122:56
  • First five secondsIntro or brand
  • Company named0s

Not detected: product named, demo starts, call to action

Narration pace

127 words a minute · conversational

Narration pace: 127 words per minute; library median 142.SparseConversationalBriskDenselibrary median 142

Launches at this pace have a median of 346k views (n=185). Pace covers the whole runtime, pauses included.

Show the data
PaceMedian viewsVideos (n)
Sparse (0–80)571,51184
Conversational (80–140)346,258185
Brisk (140–180)326,715215
Dense (180–+)670,38071

How it compares

  • 143× the median founder story launch (279k, n=43)
  • 55× the median AI model launch (729k, n=48)
  • 98× the library median (407k, n=598)
Where this launch landsEach dot is one launch. The ringed dot is this one.
  1. All launchesn=598 · median 407k
  2. Founder storyn=43 · median 279k
  3. AI modeln=48 · median 729k

One launch Median This launchViews, log scale

Show the data
GroupVideosMedian25th pct75th pctMax
All launches598407,120103,0301,346,326138,357,050
Founder story43278,53064,9921,099,29639,909,098
AI model48728,556326,7152,316,24539,909,098

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All 43 founder story launches

Same hook style, closest view count, same category first.

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Hook style, category, “why it worked” and the takeaway are AI-assisted labels, not hand-reviewed. Beat timings miss some moments: “not detected” does not mean it never happened.

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Videos belong to the companies that posted them and play through X’s official embed, which loads only after you click. Hook labels and “why it worked” notes are AI-assisted analysis and can be wrong. Curated from public launch posts on X. Data as of Nov 4, 2026. Corrections and removal