OpenAI’s new GPT-5.5 Instant makes ChatGPT smarter, with more concise and reliable responses

OpenAI Group PBC is replacing the default model in ChatGPT with the launch of GPT-5.5 Instant, claiming users will notice fewer hallucinations when it’s discussing “sensitive topics” such as finance, law and healthcare. ChatGPT should also feel “smarter and more accurate” in general, OpenAI said. In addition, responses should also feel more concise, with the […] The post OpenAI’s new GPT-5.5 Instant makes ChatGPT smarter, with more concise and reliable responses appeared first on SiliconANGLE.

Source: SiliconANGLE | 2026-05-06