OpenAI Unveils GPT-4.5, Its Most Human-Like AI Yet

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OpenAI just launched its newest AI model - GPT-4.5. This powerful update makes AI conversations feel more natural while reducing errors and improving understanding.
What's Better About GPT-4.5?
The new model shines in several key areas:
- Feels like talking to a person - Responses are more conversational and show "personality"
- Makes fewer mistakes - Less likely to create false information
- Better at understanding you - Grasps the intention behind your questions
- Smarter reasoning - Improved problem-solving abilities
- Picks up on social cues - More aware of emotional context
In tests, GPT-4.5 beat previous models in math, science, coding, and language tasks. Human testers preferred it for everyday questions, work tasks, and creative projects.
How to Try GPT-4.5
Access is rolling out in stages:
- Available now: Pro subscribers ($200/month)
- Next week: Plus and Team users
- Following week: Enterprise and Education users
The gradual release is happening because GPT-4.5 requires substantial computing power. OpenAI CEO Sam Altman mentioned they're adding "tens of thousands of GPUs" to support more users.
Developers with paid API access can already start testing the model through Chat Completions API, Assistants API, and Batch API.
The model works with ChatGPT's Search, Canvas, and file upload features, but isn't yet available for Voice Mode, video, or screen sharing.
OpenAI continues its pattern of making each model smarter than the last - with GPT-4.5 representing their most capable general-purpose AI to date.