Korean LLM comparison

HyperCLOVA X (THINK) vs A.X 4.0

Independent attribute comparison. A paid diagnostic measures these on your own 20 prompts.

Independent · zero vendor funding·Data verified 2026-07-13·Methodology & sources ↗

HyperCLOVA X (THINK)A.X 4.0
VendorNaverSK Telecom
Params비공개 (오픈웨이트 32B Think 별도 공개)72B / 7B Light
Context128K128K
LicenseAPI-only (CLOVA Studio)Open weights · commercial (Qwen License, MAU < 100M; 7B Light is Apache 2.0)
PricingNCloud CLOVA Studio per-token pricing (verify on console).Open weights, self-host / on-prem. Based on Qwen2.5 with added Korean training.
Korean strengthStrong Korean reasoning/search (high on Korean benchmarks); tight Korean data/search integration.KMMLU 78.3 (> GPT-4o 72.5); ~33% better Korean token efficiency than GPT-4o.
Best forKorean search/chat, Domestic work documents, Naver ecosystemOn-prem enterprise, Cost-sensitive Korean work, Data-sovereignty needs

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