New lithium-metal battery sets records: more than 9,300 cycles without noticeable degradation

US company Pure Lithium Corporation has made a major breakthrough in energy storage by introducing a lithium-metal battery that withstood more than 9,315 charge-discharge cycles in laboratory tests. This figure is four times higher than the capabilities of modern commercial lithium-ion batteries and opens new horizons for applying this technology in critically important sectors such as electric vehicles, data centers, and large-scale grid energy storage systems.

According to the company, its innovative Advanced Anode battery demonstrated exceptional stability, retaining a significant portion of its original capacity even after thousands of cycles. The tests were conducted at a 1C charge and discharge rate with a full 100% depth of discharge, which are quite demanding conditions capable of accelerating degradation even in the most advanced batteries. Pure Lithium says that, so far, no other lithium-metal battery development has achieved similar results under comparable conditions.

Advantages of lithium-metal technology and commercialization challenges

Lithium metal has long attracted the attention of scientists and engineers because of its unique properties. It is significantly lighter than graphite, which is used in traditional lithium-ion batteries, and provides much higher energy density. According to Pure Lithium, a lithium-metal anode can have energy density up to ten times higher than a graphite anode, potentially doubling the battery’s overall energy density while reducing its weight and size. This, in turn, could increase EV driving range, reduce vehicle weight, and potentially lower costs.

However, despite these advantages, lithium-metal batteries have faced serious obstacles on the path to commercialization. The main problem has been limited cycle life. Repeated charging and discharging led to dendrite formation (crystalline growths) on the lithium anode, which could cause short circuits and premature cell degradation. This has limited their use mainly to applications where high energy density is required but frequent charging cycles are not.

Pure Lithium Corporation’s revolutionary approach

Pure Lithium Corporation’s Advanced Anode technology was specifically designed to solve this durability problem. The company took a comprehensive approach that includes not only improving individual components but also rethinking the entire lithium-metal battery manufacturing process. This includes developing a new anode, optimizing the electrolyte, changing the cell architecture, and restructuring the materials supply chain.

“We took a fundamental, holistic approach to commercializing the lithium-metal battery. Instead of focusing on one component, we started by rethinking the entire lithium-metal battery manufacturing process, redesigning the anode, electrolyte, cell architecture, and materials supply chain,” explains Emily Bodeen, founder, chairwoman, and CEO of Pure Lithium. “It is this bold approach to reducing costs and improving performance that is needed to make this battery a commercial reality.”

This breakthrough could significantly reduce the cost of energy storage. According to Ms. Bodeen, “cycle life is the single biggest factor in determining the levelized cost of storage. Pure Lithium’s cycle life has the potential to reduce LCOS (levelized cost of storage) by 75%.” This makes the technology extremely attractive for large industrial applications where durability and cost efficiency are key.

The path to mass production

Despite the impressive results, there are still steps to go before the technology sees broad commercial deployment. The current achievements have been demonstrated on laboratory samples. The company still needs to prove that this stability will hold in large-format batteries as well as in real-world use under a variety of conditions.

Pure Lithium is actively working on scaling up production through a vertically integrated model. This means control over every stage — from lithium extraction and metal anode manufacturing to final battery assembly. In August 2026, the company received a patent in Australia for its lithium-metal anode and battery, confirming the innovation of the development and its potential in the global market. Earlier, Pure Lithium also announced plans to build its own manufacturing infrastructure, signaling the company’s serious intent to take its technology to the next level.

This progress could have a major impact on the energy sector, particularly by helping reduce dependence on traditional energy sources and accelerating the shift to greener solutions. In addition, the successful development and deployment of these batteries could challenge China’s dominance in the EV component supply market, opening new opportunities for American and other international manufacturers.