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Sam Altman teases ‘great stuff’ ahead of OpenAI DevDay

A user listed the September 29 keynote for 10 a.m. Pacific (1 p.m. Eastern) and said it would stream free. Altman gave no details about what his team had built.

Sam AltmanSA
29 Sources, 11d ago, first seen 11d ago

TLDR

On September 29, Sam Altman said the OpenAI DevDay livestream would start in two hours and teased “some great stuff” his team had built, without saying what it was. A separate post listed the keynote for 10 a.m. Pacific (1 p.m. Eastern) and said it would stream free.

Combined views

669K

29 Sources, first seen 11d ago

9.4K likes924 comments337 saves381 reposts

Combined views

669K

29 Sources, first seen 11d ago

9.4K likes924 comments337 saves381 reposts
Sam Altman teases ‘great stuff’ ahead of OpenAI DevDay

Sentiment

Positive64.3%35.7%Negative

Summary

Many accounts shared excitement about the energy and anticipation at OpenAI DevDay, while others questioned whether the timing of Claude’s outage was a deliberate coincidence.

Based on 38 sentiment-bearing replies from 37 accounts across 3 conversations.

Featured Source

Sentiment

Positive64.3%35.7%Negative

Summary

Many accounts shared excitement about the energy and anticipation at OpenAI DevDay, while others questioned whether the timing of Claude’s outage was a deliberate coincidence.

Based on 38 sentiment-bearing replies from 37 accounts across 3 conversations.

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29 Sources

Digit@digitindiaOpenAI DevDay 2026 is happening today!🤖 Sam Altman’s keynote starts at 10:30 PM IST, with possible ChatGPT upgrades, a new AI assistant and developer-focused announcements.🚀 Here’s what to expect from OpenAI’s big keynote. 👇 https://www.digit.in/news/general/openai-devday-2026-date-india-time-and-what-to-expect-from-sam-altmans-keynote.html11d
Carlos Santana@DotCSVPues eso, hoy vamos a ver en directo el DevDay de OpenAI desde mi canal. Como dice la misma OpenAI, "on the dot"! Streaming a las 19:00 hora madrid, os espero en lab 🔥11d
Sam Altman@samaDevDay livestream in 2 hours. We built some great stuff for you!11d
牛战士@niuyeyepOpenAI DevDay 即将开始 准备放大招11d
チューブリッジ@nakahashi_tadOpenAI DevDay 2026 の #基調講演 日本時間では 9月30日（水）午前2:00 開始です。#無料ライブ #配信 すると #案内 されています。 OpenAI公式ライブ配信ページ https://openai.com/live/?utm_source=chatgpt.com また、公式DevDayページはこちらです。 https://devday.openai.com/?trk=public_post-text&utm_source=chatgpt.com #OpenAI #DevDay #ai #クリエイター #ツール11d
ベゼル†ガインちゃん@thoulog日本時間 9-30 2:00 から "OpenAI DevDay"11d
DreW@devteamdrewHappy @OpenAI DevDay everyone!11d
Relve@Relve_official🚨#RelveEvent: OpenAI DevDay 2026 at @FortMasoninSF bringing engineers, technical founders, researchers, and technical leaders together 📌Explore event details: https://relvehq.com/events/openai-devday Fourth annual DevDay. 1,500 attendees, invitation only: → Platform roadmap and API direction → AI agents and production patterns → Developer tooling → Hands-on demos of new models @sama opening keynote is at 10am Pacific, livestreamed free to everyone. At every previous #DevDay, new capabilities hit the docs the same day. This isn't content. It's a change log with consequences. DevDay Exchanges follow in eight cities. @OpenAI @OpenAIDevs11d
xHUB.AI@xHub_AIESTAREMOS EN DIRECTO EN EL OPENAI DEV DAY! 📢HOY 29 de septiembre 2x26 en @xhub_ai a las 18.45h veremos en directo al sam en el ... 🔴OpenAI DevDay [2026] ☕Os espero a todos en un nuevo café X! 🧑🏻‍💻 Apoya a la comunidad @xhub_ai >❤️Dale a me gusta ♻️Comparte💬Comenta! 🟢Síguenos en X : @xhub_ai @placidodomenech 🟢Síguenos en youtube : https://lnkd.in/dR4Ve5pY 🟢Únete a la comunidad en Discord : Enviar DM.11d
Paweł Padykuła Visuals ✦ 🎨 Art & 🎞️ Motion@NeoSynthVisions⏳ Jeszcze tylko 2 godziny do OpenAI DevDay! Jakie niespodzianki nas czekają? 👀🚀 #OpenAI #DevDay ⏳ Just 2 hours until OpenAI DevDay! What surprises await? 👀🚀 #OpenAI #DevDay11d
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    29 Sources

    Digit@digitindiaOpenAI DevDay 2026 is happening today!🤖 Sam Altman’s keynote starts at 10:30 PM IST, with possible ChatGPT upgrades, a new AI assistant and developer-focused announcements.🚀 Here’s what to expect from OpenAI’s big keynote. 👇 https://www.digit.in/news/general/openai-devday-2026-date-india-time-and-what-to-expect-from-sam-altmans-keynote.html11d
    Carlos Santana@DotCSVPues eso, hoy vamos a ver en directo el DevDay de OpenAI desde mi canal. Como dice la misma OpenAI, "on the dot"! Streaming a las 19:00 hora madrid, os espero en lab 🔥11d
    Sam Altman@samaDevDay livestream in 2 hours. We built some great stuff for you!11d
    牛战士@niuyeyepOpenAI DevDay 即将开始 准备放大招11d
    チューブリッジ@nakahashi_tadOpenAI DevDay 2026 の #基調講演 日本時間では 9月30日（水）午前2:00 開始です。#無料ライブ #配信 すると #案内 されています。 OpenAI公式ライブ配信ページ https://openai.com/live/?utm_source=chatgpt.com また、公式DevDayページはこちらです。 https://devday.openai.com/?trk=public_post-text&utm_source=chatgpt.com #OpenAI #DevDay #ai #クリエイター #ツール11d
    ベゼル†ガインちゃん@thoulog日本時間 9-30 2:00 から "OpenAI DevDay"11d
    DreW@devteamdrewHappy @OpenAI DevDay everyone!11d
    Relve@Relve_official🚨#RelveEvent: OpenAI DevDay 2026 at @FortMasoninSF bringing engineers, technical founders, researchers, and technical leaders together 📌Explore event details: https://relvehq.com/events/openai-devday Fourth annual DevDay. 1,500 attendees, invitation only: → Platform roadmap and API direction → AI agents and production patterns → Developer tooling → Hands-on demos of new models @sama opening keynote is at 10am Pacific, livestreamed free to everyone. At every previous #DevDay, new capabilities hit the docs the same day. This isn't content. It's a change log with consequences. DevDay Exchanges follow in eight cities. @OpenAI @OpenAIDevs11d
    xHUB.AI@xHub_AIESTAREMOS EN DIRECTO EN EL OPENAI DEV DAY! 📢HOY 29 de septiembre 2x26 en @xhub_ai a las 18.45h veremos en directo al sam en el ... 🔴OpenAI DevDay [2026] ☕Os espero a todos en un nuevo café X! 🧑🏻‍💻 Apoya a la comunidad @xhub_ai >❤️Dale a me gusta ♻️Comparte💬Comenta! 🟢Síguenos en X : @xhub_ai @placidodomenech 🟢Síguenos en youtube : https://lnkd.in/dR4Ve5pY 🟢Únete a la comunidad en Discord : Enviar DM.11d
    Paweł Padykuła Visuals ✦ 🎨 Art & 🎞️ Motion@NeoSynthVisions⏳ Jeszcze tylko 2 godziny do OpenAI DevDay! Jakie niespodzianki nas czekają? 👀🚀 #OpenAI #DevDay ⏳ Just 2 hours until OpenAI DevDay! What surprises await? 👀🚀 #OpenAI #DevDay11d
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