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OpenAI

July 17, 2025

Livestream

Past livestreams

ChatGPT for Business

June 4, 2025
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Introducing Codex

May 16, 2025
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Introducing OpenAI o3 and o4-mini

April 16, 2025
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Introducing GPT-4.1 in the API

April 14, 2025
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Introducing 4o Image Generation

March 25, 2025
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Introducing next-generation audio models in the API

March 20, 2025
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New tools for building agents

March 11, 2025
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Introducing GPT-4.5

February 27, 2025
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Introducing deep research

February 2, 2025
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Introducing Operator

January 23, 2025
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Day 12 — o3 preview & call for safety researchers

December 20, 2024
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Day 11 — Work with apps

December 19, 2024
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Day 10 — 1-800-CHATGPT

December 18, 2024
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Day 9 — Holiday treats for developers

December 17, 2024
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Day 8 — Search

December 16, 2024
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Day 7 — Projects in ChatGPT

December 13, 2024
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Day 6 — Advanced voice with video & Santa mode

December 12, 2024
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Day 5 — ChatGPT in Apple Intelligence

December 11, 2024
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Day 4 — Canvas

December 10, 2024
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Day 3 — Sora

December 9, 2024
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Day 2 — OpenAI's Reinforcement Fine-Tuning Research Program

December 6, 2024
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Day 1 — o1 & ChatGPT Pro

December 5, 2024
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Spring Update

May 13, 2024 — Introducing GPT-4o and making more capabilities available for free in ChatGPT.
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