AI & SaaSJun 30, 2026 · 7 min read
GPT-4.5 Is Gone: What OpenAI's Model Cleanup Means for Your SaaS Workflow
GPT-4.5 was removed from ChatGPT on June 26, 2026. Here is what was retired, what replaced it, and how to update your SaaS workflows before the API deprecation follows.
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