Add titan

app.py

@@ -341,6 +341,7 @@ EXTERNAL_MODELS = [
     "text-search-babbage-001",
     "text-search-curie-001",
     "text-search-davinci-001",
+    "titan-embed-text-v1",
     "unsup-simcse-bert-base-uncased",
     "use-cmlm-multilingual",
     "xlm-roberta-base",
@@ -418,6 +419,7 @@ EXTERNAL_MODEL_TO_LINK = {
     "text-search-curie-001": "https://beta.openai.com/docs/guides/embeddings/types-of-embedding-models",
     "text-search-babbage-001": "https://beta.openai.com/docs/guides/embeddings/types-of-embedding-models",
     "text-search-davinci-001": "https://beta.openai.com/docs/guides/embeddings/types-of-embedding-models",
+    "titan-embed-text-v1": "https://docs.aws.amazon.com/bedrock/latest/userguide/embeddings.html",
     "unsup-simcse-bert-base-uncased": "https://huggingface.co/princeton-nlp/unsup-simcse-bert-base-uncased",
     "use-cmlm-multilingual": "https://huggingface.co/sentence-transformers/use-cmlm-multilingual",
     "xlm-roberta-base": "https://huggingface.co/xlm-roberta-base",
@@ -494,6 +496,7 @@ EXTERNAL_MODEL_TO_DIM = {
     "text-search-babbage-001": 2048,     
     "text-search-curie-001": 4096,
     "text-search-davinci-001": 12288,
+    "titan-embed-text-v1": 1536,
     "unsup-simcse-bert-base-uncased": 768,
     "use-cmlm-multilingual": 768, 
     "xlm-roberta-base":  768,
@@ -561,15 +564,16 @@ EXTERNAL_MODEL_TO_SEQLEN = {
     "text2vec-large-chinese": 512,
     "text-embedding-ada-002": 8191,
     "text-similarity-ada-001": 2046,
-    "text-similarity-babbage-001": 2046,    
+    "text-similarity-babbage-001": 2046,
     "text-similarity-curie-001": 2046,
-    "text-similarity-davinci-001": 2046,    
+    "text-similarity-davinci-001": 2046,
     "text-search-ada-doc-001": 2046,
     "text-search-ada-query-001": 2046,
-    "text-search-ada-001": 2046,   
-    "text-search-babbage-001": 2046,     
+    "text-search-ada-001": 2046,
+    "text-search-babbage-001": 2046,
     "text-search-curie-001": 2046,
-    "text-search-davinci-001": 2046,   
+    "text-search-davinci-001": 2046,
+    "titan-embed-text-v1": 8000,
     "use-cmlm-multilingual": 512,
     "unsup-simcse-bert-base-uncased": 512,
     "xlm-roberta-base": 514,