GPT-5.4 is another model update focused on usefulness for agentic tasks, particularly knowledge work. OpenAI says this is its ...
GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.
WebFX reports OpenAI's launch of ChatGPT Apps and SDK enables seamless user interactions and providing developers tools to reach 800M users.