JUMP TOJurassic-2J2 Complete APIJ2 CompletepostJ2 Instruct APIJ2 InstructpostCustom J-2 ModelsDatasets APIGet Datasets ListgetGet DatasetgetDelete DatasetdeleteCustom Models APICustom Model TrainingpostGet Custom Models ListgetGet Custom ModelgetCustom Model CompletepostUpdate Default EpochputTask-Specific APIsParaphrase APIParaphrasepostGrammatical Error Corrections APIGrammatical Error CorrectionspostText Improvements APIText ImprovementspostSummarize APISummarizepostText Segmentation APIText SegmentationpostContextual Answers API [BETA]Contextual AnswerspostSDKPython SDKJurassic-1 [Legacy]J-1 Complete APIJ-1 CompletepostJ-1 Grande Instruct [beta]postOtherTokenize APITokenizepostText Improvementspost https://api.ai21.com/studio/v1/improvements