[Feature] Add support for NVIDIA AI LLMs and embedding models (#1293)

embedchain/embedder/nvidia.py

@@ -0,0 +1,26 @@
+import logging
+import os
+from typing import Optional
+
+from langchain_nvidia_ai_endpoints import NVIDIAEmbeddings
+
+from embedchain.config import BaseEmbedderConfig
+from embedchain.embedder.base import BaseEmbedder
+from embedchain.models import VectorDimensions
+
+
+class NvidiaEmbedder(BaseEmbedder):
+    def __init__(self, config: Optional[BaseEmbedderConfig] = None):
+        if "NVIDIA_API_KEY" not in os.environ:
+            raise ValueError("NVIDIA_API_KEY environment variable must be set")
+
+        super().__init__(config=config)
+
+        model = self.config.model or "nvolveqa_40k"
+        logging.info(f"Using NVIDIA embedding model: {model}")
+        embedder = NVIDIAEmbeddings(model=model)
+        embedding_fn = BaseEmbedder._langchain_default_concept(embedder)
+        self.set_embedding_fn(embedding_fn=embedding_fn)
+
+        vector_dimension = self.config.vector_dimension or VectorDimensions.NVIDIA_AI.value
+        self.set_vector_dimension(vector_dimension=vector_dimension)