ResearchBenchmarksChart Generation on ChartLLMChart Generation on ChartLLMFollow56.7Vision ScoreVegaChat51.08452.5425455.458Jan 21, 2026Evaluation resultsMethodMethodLinksVision ScoreSpec ScoreMPBSEVQVERECRVegaChatModel=VegaChatModel=VegaChat2026.0156.752.626.280.100.8CoML4VISModel=CoML4VISModel=CoML4VIS2026.0152.8—30.5717.914.3LIDALibrary=AltairLibrary=Altair2026.015246.224.380.59.521.4LIDALibrary=MatplotlibLibrary=Matplotlib2026.0151.3—26.77515.915.9