Cheap homes rising in value faster than prestige homes
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Cheap homes rising in value faster than prestige homes

Buyers are prioritising affordability amid high interest rates

By Bronwyn Allen
Fri, Mar 15, 2024 9:46amGrey Clock 2 min

Cheaper homes in the lower price quartile of market are growing in value at a faster pace than homes in the upper quartile, according to new CoreLogic figures.

Research director Tim Lawless said the upper quartile typically leads housing market cycles into their upswings and downturns. This occurred in 2023 when higher priced homes outperformed for the first seven months of the year as the market rebounded from its 2022 slump, which was caused by rising interest rates from May.

Then price growth among expensive homes slowed down, and cheaper properties began appreciating at a faster pace through the second half of the year, and now into 2024. Mr Lawless said the lower quartile in every capital city property market recorded superior growth to the upper quartile over the past three months.

At a national level, lower priced homes grew by 2.4 percent, middle priced homes appreciated 1.7 percent and upper quartile properties rose 0.6 percent. The market’s lower quartile is defined as homes within the bottom 25 percent of values, the middle quartile represents 50 percent of the market with medium–range prices, and the upper quartile is the most expensive 25 percent of homes.

“This trend is most evident in Sydney, Melbourne and, to a lesser extent Brisbane, where upper quartile values clearly led the 2023 upswing through the first half of the year,” Mr Lawless said. “The trend hasn’t been evident in Perth or Adelaide where lower quartile home values have consistently recorded a faster pace of capital gains through 2023 and the first two months of 2024,” he said.

Perth continues to record the highest capital growth overall among the capital cities. Home values in the Western Australian capital rose 5.2 percent over the three months to February and are up 18.3 percent over the past year. Perth offers exceptional value to owner occupiers and investors compared to the big East Coast capitals. Its median house price is $718,560 compared to $1,395,804 in Sydney, $942,779 in Melbourne and $899,474 in Brisbane.

Mr Lawless added that Perth had the fastest pace of price growth among lower quartile homes of all the capital cities over the past three months. There was a 2.2 percent difference between the growth rate of lower priced homes and upper priced homes. A noticeable spike in East Coast investors purchasing in Western Australia over the past year may be contributing to this superior pace of growth, given most investors target lower priced properties for affordability and stronger rental yields.

Other data just released by CoreLogic reveals the total value of Australian residential real estate increased to an estimated $10.4 trillion at the end of February. This is a new record high, up from $10.3 trillion in January. By comparison, Australian superannuation is worth $3.7 trillion and the ASX share market is worth $3.1 trillion.



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OpenAI Scraps Release of New AI Model Over Safety Concerns

OpenAI has shelved the planned launch of GPT-6.1 Astra after internal tests raised concerns about deception and agents acting beyond user authorization, according to The Wall Street Journal. The company says it will investigate the issues and strengthen safety measures before releasing future models.

By Maxwell Zeff
Tue, Sep 29, 2026 4 min

OpenAI says it is scrapping the release of its next-generation AI model over safety concerns that researchers raised during internal testing, in one of the clearest signs so far that agent misbehavior could stymie the industry’s rapid progression.

The move follows a summer punctuated by reports of artificial-intelligence systems industrywide going rogue, and marks a rare case of a major AI developer ditching a new release because of safety concerns.

The company had planned to launch the model, known as GPT-6.1 Astra, in the coming days or weeks, aiming for an October debut. The model was more capable than the company’s previous models in completing challenging tasks from end-to-end without human assistance, as well as writing.

The company instead will focus on improving the safety of future models, which it expects to be even more capable.

Saachi Jain, OpenAI’s head of safety systems, said in an interview that GPT-6.1 Astra regressed in two areas. Compared with its predecessor, GPT-6 Astra, the model performed poorly on tests measuring alignment, or how well the model adheres to what humans would like it to do. Specifically, GPT-6.1 Astra showed higher levels of deception: It wasn’t always honest about telling users of the actions it did or didn’t take.

Another issue was what OpenAI calls “scope authorization,” meaning that GPT-6.1 Astra would push ahead on a task without asking the user for permission, and would at times reach for external tools and services even if it might be unsafe.

“For anything regarding safety and alignment, there’s a trade off,” Jain said. “You really do need to find what’s the right line between staying within scope, but also avoiding laziness in terms of how the model actually pursues tasks even when it hits friction.”

OpenAI CEO Sam Altman attended a United Nations Security Council meeting about AI last week. Alexi J. Rosenfeld/Getty Images

While GPT-6.1 Astra improved in areas such as “model laziness,” Jain said it didn’t quite meet OpenAI’s bar for safety and alignment, so the company decided not to launch the model publicly.

The announcement comes one day ahead of OpenAI’s annual developer conference in San Francisco. In the past, OpenAI has used the conference as an opportunity to launch new models and services that reduce costs for software developers—a segment the ChatGPT-maker competes with rival AI company Anthropic to win over.

In recent weeks, OpenAI and Anthropic have called on industry partners to slow down the development of cutting-edge AI models and invest in safety standards, noting they will temper the pace of their own internal AI progress.

OpenAI says it is working to investigate a range of agent security incidents that it has discovered in recent months, and address the safety issues underneath them. As part of the work, the company has implemented a new monitoring system to catch AI-agent misbehavior more quickly, and started requiring engineers to use stronger security guardrails for testing its AI systems.

Earlier this summer hundreds of OpenAI’s internal agents, which were tasked with completing a cybersecurity test, ended up hacking into the AI company Hugging Face. Since then, high-profile organizations such as the Australian government and United Nations discovered that OpenAI’s agents used similar, but less extensive, techniques to gain access to their websites.

Many of the publicly known agent-security incidents involved OpenAI’s internal AI models that were never slated for public release.

Last week, OpenAI said it paused training on its most capable AI models after an AI agent slipped through a gap in the company’s internet restrictions to query a public chatbot. The company said its new monitoring systems flagged the incident within 15 minutes, and training on these models remains paused.

GPT-6.1 Astra isn’t one of those models, but a different case, the company said.

“We want to make sure our model development is safe no matter whether that’s in the company, or when we ship it to users,” Jain said. “But when we ship it to users, we have an extremely high bar in terms of safety and alignment.”

While the company decided not to ship GPT-6.1 Astra, it hopes to use the same base model to do additional reinforcement learning runs, and create future generations of its GPT-6 models.

OpenAI plans to conduct several deep dives to identify the root cause of the problems identified in GPT-6.1 Astra, Jain said. The work includes ensuring that OpenAI’s reinforcement learning environments are rewarding the right type of behavior, Jain added, though she noted the company would investigate all stages of model development.

AI companies have begun to draw scrutiny from policymakers and public officials, who are paying attention to the rapid development of the technology. Later this week, a Senate subcommittee is holding a hearing with third party AI researchers titled, “Rogue AI: Securing the Homeland Against AI Agent Attacks.”

Florida Attorney General James Uthmeier, a Republican, sued OpenAI in June, claiming that the company and Chief Executive Sam Altman knowingly released an unsafe product and ignored warnings that it could harm users.

In a motion for temporary injunction filed Monday, Uthmeier sought to prevent OpenAI from developing new AI models without third-party approved safeguards, stop ChatGPT from soliciting user engagement and limit the company’s ability to advertise ChatGPT as safe.

Tech companies claim they “cannot stop barreling forward with their potentially civilization-ending endeavors unless they are forced to do so by the government,” Uthmeier said in the filing. “The Florida Attorney General is answering your cry for help.”

An OpenAI spokeswoman said that people want to know AI is being developed safely, “and that starts with what companies like ours do ourselves.”

“Governments have an important role to play in setting robust safety standards for AI, and we’re committed to working with Florida and other states on advancing pragmatic AI policies that apply to the entire AI industry—not just one company,” she said.

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