OpenAI claims ChatGPT’s new default model hallucinates way less

Open AI's newest default model for Chat GPT might not make stuff up as much. Hallucinations have been an ongoing problem for AI models, but Open AI says its new GPT-5.5 Instant model has "significant improvements in factuality across the board." The company claims that, based on "internal evaluations," GPT-5.5 Instant produced "52.5% fewer hallucinated claims" than its Instant model for GPT-5.3 "on high-stakes prompts covering areas like medicine, law, and finance." GPT-5.5 Instant also "reduced inaccurate claims by 37.3% on especially challenging conversations users had flagged for factual errors." OpenAI also claims that GPT-5.5 Instant is … Read the full story at The Verge.