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LANTA Supercomputer


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Added by:   National contact point
Added on:   28 Apr 2026
Updated by:   OECD analyst
Updated on:   29 Apr 2026

LANTA is Thailand's national supercomputer, operated by the NSTDA Supercomputer Centre (ThaiSC). Built on an HPE Cray EX system delivering 8.15 petaflops, it supports AI training, large-scale data analytics, and complex parallel processing for public and private legal entities. Applications include the development of ThaiLLM, a national Thai-language foundation model, healthcare AI platforms, and environmental forecasting tools.

Initiative overview

LANTA's architecture comprises 346 compute nodes, 31,744 CPU cores, 704 NVIDIA A100 GPUs, a 200 Gbps HPE Slingshot network, and a 10-petabyte parallel storage system. The system employs liquid cooling technology that reduces energy consumption by 33% compared to conventional air-cooled systems, earning it the 24th position on the Green500 list in 2022 and the 91st in 2025, alongside rankings of 70th and 199th on the TOP500 list for the same years, holding the top position in ASEAN in its debut year.

LANTA underpins national projects across several sectors. In AI, it powered the development of Pathumma LLM, an open-source generative AI, and ThaiLLM, a national foundation model tailored to the Thai language and culture. In healthcare, the Medical AI Consortium uses it to build a centralised diagnostic AI platform, and the DMIND depression screening application is deployed via the national health application. The Pollution Control Department shifted from a three-day PM2.5 forecast requiring 22 hours of processing to a seven-day forecast generated in 45 minutes, while the Asian Institute of Technology uses the system for six-month weather forecasting to support precision agriculture.

Services are available to public and private legal entities through a Service Node-Hours pricing model starting at 5,000 THB, including computational software, expert guidance, Proof of Concept support, and periodic research voucher programmes. The centre also supports the Super AI Engineer initiative, training over 1,000 specialists annually.