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LG AI Research: EXAONE 4.5

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exaone-4-5

EXAONE 4.5 is LG AI Research’s open-weights AI model, released Apr 9, 2026.

Context
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Input
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Output
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Released
Apr 9, 2026
Modalities

Benchmarks

Scores on standardized evaluations. Higher is better — and rank shows where EXAONE 4.5 lands among all models tracked on Model Beat.

No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.

Changelog

1
  • EXAONE 4.5 (LG AI Research) added to the tracker.tracked · Jun 25, 2026

Compare EXAONE 4.5 with

EXAONE 4.5 vs GPT-6 AstraEXAONE 4.5 vs Claude Fable 5EXAONE 4.5 vs Kimi K3EXAONE 4.5 vs Grok 4.6EXAONE 4.5 vs DeepSeek-V4-Pro-0813

Frequently asked questions

What is EXAONE 4.5?

EXAONE 4.5 is an AI model, from LG AI Research, released Apr 9, 2026.

Who created EXAONE 4.5?

EXAONE 4.5 is an AI model developed by LG AI Research, released Apr 9, 2026.

Is EXAONE 4.5 open source?

EXAONE 4.5 is released with open weights (Open weights (restricted use)), so the model can be downloaded and self-hosted.

Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Sep 17, 2026.