JUMP TOGradient AI APIModelsList available modelsgetCreate modelpostDelete modeldeleteDescribe modelgetComplete modelpostFine-tune modelpostEmbeddingsList available embeddings modelsgetGenerate embeddingspostBlocksSentiment analysispostDocument question & answerpostEntity extractionpostPDF extractionpostDocument personalizationpostDocument summarypostGet audio transcriptiongetCreate audio transcriptionpostFilesFile uploadpostRAGList RAG collectionsgetCreate RAG collectionpostDelete RAG collectiondeleteGet RAG collectiongetAdd files to RAG collectionpostErrorsAdd files to RAG collectionpost https://api.gradient.ai/api/rag-collections/{id}/filesAdds files to the RAG collection.