AI Must-Reads: OpenAI + Google DeepMind

A “no fluff” list of official posts worth reading end-to-end.

OpenAI (must-read)

1. Evaluating chain-of-thought monitorability (Dec 18, 2025)

   • References: Monitoring Monitorability (PDF)

2. Introducing gpt-oss (Aug 5, 2025)

   • References: gpt-oss Model Card, Model Card PDF, Open models hub, gpt-oss cookbook

3. Measuring the performance of our models on real-world tasks (GDPval) (Sep 25, 2025)

   • References: GDPval paper (PDF), OpenAI Evals

4. Learning to reason with LLMs (Sep 12, 2024)

   • References: OpenAI o1, OpenAI o1 System Card

5. Hello GPT-4o (May 13, 2024)

   • References: GPT-4o System Card

6. GPT-4o System Card (Aug 8, 2024)

   • References: PDF version

7. Introducing Structured Outputs in the API (Aug 6, 2024)

   • References: Structured Outputs intro (Cookbook)

8. Introducing the Model Spec (May 8, 2024; updated Feb 12, 2025)

   • References: Model Spec (latest), Model Spec (2025-02-12 snapshot)

9. Function calling and other API updates (Jun 13, 2023)

10. Sora 2 is here (Sep 30, 2025)

• References: Sora 2 System Card, System Card PDF, Video generation models as world simulators

Google AI / Google DeepMind (must-read)

1. Introducing Gemini 1.5, Google’s next-generation AI model (Feb 15, 2024)

2. What is a long context window? (Feb 16, 2024)

3. Gemini breaks new ground with a faster model, longer context, AI agents and more (May 14, 2024)

   • References: Google I/O 2024 announcement collection

4. Gemma: Introducing new state-of-the-art open models (Feb 21, 2024)

5. Gemma 2 is now available to researchers and developers (Jun 27, 2024)

6. Genie 2: A large-scale foundation world model (Dec 4, 2024)

7. Start building with Gemini 2.0 Flash and Flash-Lite (Feb 25, 2025)

   • References: Gemini 2.0 is now available to everyone

8. Our vision for building a universal AI assistant (May 20, 2025)

   • References: Google I/O 2025 announcement collection

9. Gemini Robotics brings AI into the physical world (Mar 12, 2025)

10. FunSearch: Making new discoveries in mathematical sciences using Large Language Models (Dec 14, 2023)

• References: Paper (PDF), Nature article