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OpenAI merges o3 into GPT-5, plans GPT-4.5 release first

OpenAI has canceled the release of its anticipated AI model, o3, and will instead integrate its features into the upcoming GPT-5 model.

This model will be available for use in ChatGPT and its API.

Sam Altman, CEO of OpenAI, shared the update on the social media platform X, said that the move aims to streamline the company’s product offerings.

Prior to GPT-5, OpenAI plans to release GPT-4.5, which cill be the final version of its “non-chain-of-thought model.”

No timeline has been provided for the release of GPT-5.

Recent OpenAI developments

Timeline
14-Feb-2025 📰 OpenAI teams up with UK’s Guardian to integrate journalism
  • GMG partners with OpenAI for journalism in ChatGPT.
  • Collaboration to include real-time news access.
14-Feb-2025 🌍 OpenAI replaces DEI page with focus on ‘dynamic teams’
  • OpenAI replaced DEI page with ‘dynamic teams’ page.
  • New page focuses on collaboration, not explicitly diversity.
13-Feb-2025 🚀 OpenAI set to release GPT-4.5 within weeks
  • OpenAI to release GPT-4.5, named Orion.
  • This ends the existing AI model development approach.
13-Feb-2025 🚀 OpenAI to discontinue o3 model for GPT-5 launch
  • OpenAI to discontinue standalone ‘o3’ model.
  • Future GPT-5 will integrate o3 with existing models.
13-Feb-2025 🚫 OpenAI disputes copyright claims from Indian media groups

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