Exaone 4.0 1.2B

Exaone 4.0 1.2B is a standard model from LG AI Research in the Exaone 4.0 family. It has 6 scored results in 4 categories. It has no index.

  • Open weights
  • Standard
  • Input: text
  • Released 2025-07
UnrankedEnough results for an index.
IndexAll categories, out of 100.UnrankedMedian 51.0
CoverageIndex weight that has results.55%
SpeedOutput tokens per second.—Median 67/s
First tokenSeconds to the first output token.—Median 1.3 s
Input / 1MUS dollars per 1M input tokens.—Median $0.60
Output / 1MUS dollars per 1M output tokens.—Median $2.55
ContextMaximum tokens in one request.128KMedian 262K
EloLMArena rating and rank.—Median 1422

Capabilities

Index per category, out of 100.
Out of 100
AgenticMulti-step tasks with tools.1 counted16.4—
CodingCode writing and repair.None counted——
ReasoningLogic problems and puzzles.2 counted22.1—
MultimodalTasks with images and text.None counted——
KnowledgeFacts and expert knowledge.2 counted23.1—
MultilingualTasks in many languages.None counted——
InstructionTasks with strict prompt rules.1 counted12.7—
MathMath problems.None counted——

Results

6 counted
BenchmarkThe benchmark name.ResultThe score from the source.PlacePlace among results on this benchmark.
Critical Physics TasksReasoning0.0%150 / 214
Artificial Analysis GPQA DiamondKnowledge42.4%186 / 199
Artificial Analysis IFBenchInstruction25.3%139 / 146

Sources

BenchLMCC BY-NC 4.0

Questions

What is the context window of Exaone 4.0 1.2B?
128K tokens.
Is Exaone 4.0 1.2B open source?
Yes. Its weights are published.
When was Exaone 4.0 1.2B released?
July 2025.

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