# What did OpenAI Announce at DevDay? Apps SDK, MCP UI & Impact to SaaS - EP99.20-APPS

Page: https://stenobird.com/podcast/this-day-in-ai-podcast/what-did-openai-announce-at-devday-apps-sdk-mcp-ui-impact-to-saas-ep99-20-apps
Text version: https://stenobird.com/podcast/this-day-in-ai-podcast/what-did-openai-announce-at-devday-apps-sdk-mcp-ui-impact-to-saas-ep99-20-apps.md
Podcast: [This Day in AI Podcast](https://stenobird.com/podcast/this-day-in-ai-podcast)
Published: 2025-10-10T01:19:00+00:00
Episode link: https://share.transistor.fm/s/dd4161c9
Audio file: https://media.transistor.fm/dd4161c9/66b89c10.mp3
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Duration seconds: 3931

## Resource

Join Simtheory: https://simtheory.ai ---- Check out our albums on Spotify: https://open.spotify.com/artist/28PU4ypB18QZTotml8tMDq?si=XfaAbBKAQAaaG_Cg2AkD9A ---- 00:00 - OpenAI DevDay 2025 Recap 03:24 - ChatGPT Apps SDK & MCP UI & Agents SDK 42:11 - AgentKit & AgentBuilder: Who is it for? 50:41 - GPT-5-pro in API 53:15 - gpt-realtime-mini 56:53 - Sora 2 & Sora 2 in API Vs Veo3 1:01:43 - Final thoughts & This Day in AI albums now on Spotify! Thanks for your support and listening xoxo

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## Transcript

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