Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.
GPT-5.4 mini is clearly ahead on the aggregate, 58 to 49. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GPT-5.4 mini's sharpest advantage is in coding, where it averages 54.4 against 49.4.
GPT-5.4 mini gives you the larger context window at 400K, compared with 256K for K-Exaone.
Pick GPT-5.4 mini if you want the stronger benchmark profile. K-Exaone only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
GPT-5.4 mini
54.4
K-Exaone
49.4
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Benchmark data for this category is coming soon.
Benchmark data for this category is coming soon.
Benchmark data for this category is coming soon.
GPT-5.4 mini is ahead overall, 58 to 49.
GPT-5.4 mini has the edge for coding in this comparison, averaging 54.4 versus 49.4. K-Exaone stays close enough that the answer can still flip depending on your workload.
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