Résumé de l’OpenAI DevDay 2025

AI Evolution: From playful tool to daily builder.

• Processing power: From 300 million to 6 billion tokens per minute.

Developer Milestones: Celebrating apps with over a trillion tokens processed.

• Applause for developers pushing the future forward.

Focus on Building with AI:

• Listening to developer needs and challenges.
• Four key announcements to enhance AI app development.

Building Apps Inside ChatGPT:

• Launching a new Apps SDK for interactive, personalized apps.
• Apps SDK offers full-stack capabilities and wide distribution.

Examples of App Integration:

• Upload a sketch to ChatGPT for Figma to create diagrams.
• ChatGPT suggests relevant apps like Spotify for playlists.

Live Demo by Alexi:

• Coursera app for learning UX design directly in ChatGPT.
• Canva for creating colorful portfolios and pitch decks.

AgentKit Introduction:

• Complete set of tools for building and deploying agents.
• Examples: Albertsons' sales analysis and HubSpot's customer support

Codex Enhancements:

• Codex now runs on GPT5-Codex model for better coding tasks.
• Codex usage has increased 10x since August.

Sora 2 Preview:

• New video model for creative processes, available in API.
• Features include detailed instructions and synchronized sound.

Conclusion:

• OpenAI aims to make AI accessible and useful for everyone.
• Encouragement to build with AI, emphasizing the speed and ease.