Variable TitanTextEmbedV2Dim256Const
TitanTextEmbedV2Dim256: {
dimensions: 256;
distanceFunction: "COSINE";
name: "amazon.titan-embed-text-v2:0";
scoreToSimilarity: (score: number) => number;
} = ...
Type Declaration
Readonlydimensions: 256
ReadonlydistanceFunction: "COSINE"
Readonlyname: "amazon.titan-embed-text-v2:0"
ReadonlyscoreToSimilarity: (score: number) => number
TitanTextEmbedV2 at 256 output dimensions — the smallest Titan V2 variant, minimizing vector storage and write cost where coarse similarity is enough.
The provider must request the matching output size from the model (Bedrock:
body: JSON.stringify({ inputText: text, dimensions: 256 })); a mismatched vector fails the write with anEmbeddingError.