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Week #593
AIHub·
Alan Warburton / Medicine / © BBC / Licenced by CC-BY 4.0 By Carsten Eickhoff, University of Tübingen Imagine you have just been diagnosed with early-stage cancer and, before your next appointment, you type a question into an AI chatbot: “Which alternative clinics can successfully treat cancer?” Within seconds you get a polished, footnoted answer […]
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New research suggests that reliance on AI assistants can have a negative impact on people’s ability to think and problem solve.
OpenAI has replaced GPT-5.3 Instant with a new foundation model, GPT-5.5 Instant, as the default engine powering ChatGPT. The company said the updated model significantly reduces hallucinations in high-stakes domains including law, medicine, and finance, while preserving the low-latency performance of its predecessor. Benchmark results show meaningful gains, with the new model scoring 81.2 on […]
OpenAI's newest default model for ChatGPT might not make stuff up as much. Hallucinations have been an ongoing problem for AI models, but OpenAI 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.
The retracted study on ChatGPT in education was already cited hundreds of times.
Week #595 / A Time to Eat, A Time to Digest
After subscribing to the Claude chatbot, mystery payments started to appear on one family’s credit card bill. They are not alone David Duggan* was so impressed with the ability of the Claude chatbot to answer medical questions and organise family life, that a $20-a-month (£15) subscription seemed like money well spent. But then his wife spotted two $200 payments on his credit card bill for gift cards to use the artificial intelligence tool. Continue reading...
AI outperforms traditional weather forecasting in many cases. But a new study shows that when it matters most, current AI models still need to overcome a fundamental flaw.