⇄ Korean LLM comparison
HyperCLOVA X (THINK) vs A.X 4.0
Independent attribute comparison. A paid diagnostic measures these on your own 20 prompts.
| HyperCLOVA X (THINK) | A.X 4.0 | |
|---|---|---|
| Vendor | Naver | SK Telecom |
| Params | 비공개 | 72B / 7B (경량) |
| Context | — | — |
| License | API-only (CLOVA Studio) | Open source · commercial OK |
| Pricing | NCloud CLOVA Studio per-token pricing (verify on console). | Open weights, self-host / on-prem. Based on Qwen2.5 with added Korean training. |
| Korean strength | Strong 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 for | Korean search/chat, Domestic work documents, Naver ecosystem | On-prem enterprise, Cost-sensitive Korean work, Data-sovereignty needs |
✦ How to decide
- ›License & hosting: HyperCLOVA X (THINK) = API-only (CLOVA Studio); A.X 4.0 = Open source · commercial OK.
- ›Cost depends on your Korean token volume and token efficiency, not list price alone.
- ›Korean quality (honorifics, refusals, long-form) varies by use case — measure, don't assume.
Decide on your own prompts in 48h
48h Diagnostic ₩490,000 · tax invoice available
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