GPT-4.5 - AI Tech Toolbox

OpenAI’s GPT-4.5 Falls Flat: What Went Wrong?

February 28, 2025 by Editorial Team

GPT-4.5 deflating balloon while competitor AI models rocket upward, symbolizing OpenAI's disappointing release

OpenAI’s GPT-4.5 launch has fallen short of expectations, with benchmark tests revealing it performs worse than cheaper open-source alternatives like DeepSeek V3. With costs up to 500 times higher than competitors offering similar or better performance, is this the end of OpenAI’s market dominance?