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LG AI Research, NAVER and others

The Korean models family

Large language models built by Korean companies: LG, NAVER, SK Telecom, Upstage, Kakao and NC AI.

Only versions we have a record for. Missing ones appear as records are added.

21versions2021–2026Latest · K-EXAONE 2.0

At a glance

The Korean models family — 21 versionsEach Korean models version from 2021 to 2026 as a dot, in release order. The list below has the same information.LG EXAONEEXAONE 3.0 · Aug 7, 2024EXAONE 3.5 · Dec 9, 2024EXAONE Deep · Mar 18, 2025EXAONE 4.0 · Jul 15, 2025K-EXAONE · Dec 2025EXAONE 4.5 33B · Apr 9, 2026K-EXAONE 2.0 · Jul 31, 2026NAVER HyperCLOVAXHyperCLOVA · May 25, 2021HyperCLOVA X · Aug 24, 2023HyperCLOVA X SEED · Apr 23, 2025Other KoreanmodelsSOLAR 10.7B · Dec 14, 2023Solar Pro Preview · Sep 11, 2024Kanana Nano 2.1B · Feb 27, 2025Kanana 1.5 · May 23, 2025A.X 4.0 · Jul 3, 2025A.X 3.1 · Jul 24, 2025A.X K1 · Dec 2025Solar Open 100B · Dec 2025VAETKI · Dec 2025Kanana-2 · Dec 19, 2025Solar Open 2 · Jul 22, 2026
Where labels would overlap, only the dot is drawn — point at it to see the name; every version is in the list below.

21 versions

In release order. Each date comes from the record that documents it — open a name to see the record.

  1. HyperCLOVA

    Unveiled as a very large model trained on 97% Korean data

    NAVER HyperCLOVA XText

  2. HyperCLOVA X

    First unveiled as a service, not as open weights

    NAVER HyperCLOVA XText

  3. SOLAR 10.7B

    Upstage's model built by depth up-scaling

    Other Korean modelsTextOpen weights

  4. EXAONE 3.0

    Light Korean–English model opened for research use

    LG EXAONEOpen weights

  5. Solar Pro Preview

    A 22B preview that runs on a single GPU

    Other Korean modelsTextOpen weights

  6. EXAONE 3.5

    Released in 2.4B, 7.8B and 32B

    LG EXAONETextOpen weights

  7. Kanana Nano 2.1B

    Kakao's first open Kanana model

    Other Korean modelsTextSmallOpen weights

  8. EXAONE Deep

    Released three reasoning models

    LG EXAONEReasoningOpen weights

  9. HyperCLOVA X SEED

    NAVER's first open weights; commercial use with conditions

    NAVER HyperCLOVA XOpen weightsSmall

  10. Kanana 1.5

    Released 8B and 2.1B under Apache 2.0

    Other Korean modelsTextOpen weights

  11. A.X 4.0

    Released as open source by SK Telecom in two sizes

    Other Korean modelsOpen weights

  12. EXAONE 4.0

    Hybrid combining reasoning with agent features

    LG EXAONEReasoningOpen weights

  13. A.X 3.1

    SK Telecom's 34B, trained from scratch

    Other Korean modelsTextOpen weights

  14. A.X K1

    SKT's entry in the 5 elite teams' first joint release

    Other Korean modelsOpen weights

  15. K-EXAONE

    LG's entry in the 5 elite teams' first joint release

    LG EXAONEOpen weights

  16. Solar Open 100B

    Upstage's entry in the 5 elite teams' first joint release

    Other Korean modelsOpen weights

  17. VAETKI

    NC AI's entry in the 5 elite teams' first joint release

    Other Korean modelsOpen weights

  18. Kanana-2

    Kakao's open release in Base, Instruct and Thinking

    Other Korean modelsOpen weightsReasoning

  19. EXAONE 4.5 33B

    LG's first open-weight vision-language model

    LG EXAONEOpen weightsMultimodal

  20. Solar Open 2

    250B MoE, commercially usable under Upstage's license

    Other Korean modelsOpen weights

  21. K-EXAONE 2.0

    Korea's largest model at release, under Apache 2.0

    LatestLG EXAONEOpen weights