OpenAI's Unprecedented Launch Event: A Complete Breakdown of 12 Days of Announcements

This week on "Crossroads," we're joined by Guizang and Dacongming to recap everything OpenAI announced during its 12 days of announcements. Beyond the headline-grabbing o3, what other new features, technologies, and developments are worth paying attention to?

For instance, Dacongming believes Day 9's release — which barely made a splash — is particularly noteworthy: the OpenAI API update is just as important as the o3 announcement, because it provides critical infrastructure for future AI application development. The continued iteration of structured output capabilities deserves attention (success rates improving from 36% to 100%), which will significantly accelerate AI agents and projects connecting AI to the physical world.

From Day 1 through Day 12, we'll not only provide a comprehensive, detailed breakdown of each day's announcements, but also share our firsthand experiences and perspectives.

---

👬🏻 Guest Introductions:

Guizang is the curator of "AIGC Weekly," a newsletter that I consider the single most worthwhile AI news digest in the entire Chinese internet. I've followed it for two years; it's practically a weekend ritual, and I've benefited immensely. Dacongming is the curator of the CyberZen WeChat account and is making his second appearance on Crossroads. Both of these two, in my circle of friends, tracked all 12 days of announcement dynamics in real time. I'm confident they can deliver not just timely updates, but high-quality analysis as well.

🚥 02:18 What were the most important highlights across these 12 days of announcements?

🚥 The 12 Days of Announcements

🟢 11:26 Complete recap of all 12 days

🟢 14:03 Day 1: Full-power o1, ChatGPT Pro $200 subscription, o1 Pro

🟢 18:49 Day 2: Reinforcement Fine-Tuning (RFT) based on o1

🟢 21:21 Day 3: Sora

🟢 25:15 Day 4: ChatGPT Canvas

🟢 32:54 Day 5: Full Apple ecosystem integration with GPT

🟢 33:08 Day 6: 4o real-time video calls, video understanding, screen understanding, Santa voice

🟢 37:34 Day 7: ChatGPT Projects

🟢 41:18 Day 8: ChatGPT Search fully rolled out with optimized experience, available to free users

🟢 41:52 Day 9: o1 API (with Function Call support, and Function Call with web access), real-time voice API updates/price cuts & SDK release, new model support: PFT (Preference Fine-Tuning)

🟢 52:38 Day 10: ChatGPT's 800 number, WhatsApp

🟢 53:00 Day 11: ChatGPT desktop app can read other applications, with o1 and 4o advanced voice support

🟢 54:50 Day 12: OpenAI o3 officially released!

Subscribe to the "Crossroads" podcast

🚦 We track the industry transformations and new entrepreneurial opportunities emerging from the new wave of AI technology. "Crossroads" is Steve Jobs' metaphor for Apple — standing at the intersection of technology and liberal arts, where great products are born. AI is transforming every industry; we seek out, interview, and bring together "active participants" of the AI era to explore and embrace new changes and new possibilities together.

👦🏻 Host Koji: Co-founder of The Fair and Tangdao. I believe technology, especially AI, will fundamentally reshape society and empower humanity in the years ahead. Feel free to reach out to chat, exchange ideas, and connect on what's next. Koji on Jike, Koji's website

👧🏻 Host Ronghui: Works at a tech VC, former Silicon Valley correspondent for Yicai. Ronghui on Jike

Join the "Crossroads" membership community

☀️ Firsthand AI news and insights

👫🏻 We encourage everyone to date/make friends/find future collaborators

🦀 Add our assistant on WeChat to join: Rwkfbcianvd, or scan the QR code below