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EXAONE 4.5 33B

LG AI Research · 2026-04-09 · 34.4B parameters

EXAONE 4.5 33B is the first open-weight vision-language model from LG AI Research, released on April 9, 2026. It combines the EXAONE 4.0 language architecture with a custom 1.29B-parameter vision encoder, supports switchable reasoning and non-reasoning modes, six languages (Korean, English, Spanish, German, Japanese, and Vietnamese), and a 262,144-token context; its training emphasizes industrial document understanding and STEM visual reasoning.

Benchmark scores

BenchmarkScore
AA-LCR49.3
AA-LCR v1.154.7
AA-Omniscience Index-50.7
Artificial Analysis Agentic Index9.7
Artificial Analysis Coding Index23.6
Artificial Analysis Intelligence Index20.2
Artificial Analysis Omniscience Accuracy16.2
Artificial Analysis Omniscience Hallucination Rate79.9
Artificial Analysis Openness Index27.8
Artificial Analysis Progress Index v1232
Capability140.5
CritPt (avg@5)0.3
GDPval-AA v2628
GDPval-AA v2 (normalized)9.0
GDPval-AA v2.1475
GPQA Diamond (Artificial Analysis avg@5)79.4
Humanity's Last Exam (Text-Only)12.9
IFBench (Artificial Analysis avg@5)58.0
MMMU Pro67.3
SciCode (Artificial Analysis avg@3)28.0
Terminal-Bench 2.121.3
Terminal-Bench Hard20.5
τ²-bench (Telecom)78.1
𝜏³-Banking11.1
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