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[Backport 9.2] Adding embedding type for custom service #5524

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Oct 21, 2025
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[Backport 9.2] Adding embedding type for custom service #5524

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16 changes: 16 additions & 0 deletions specification/inference/_types/CommonTypes.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1064,6 +1064,22 @@ export class CustomResponseParams {
* }
* }
*
* # Elasticsearch supports the following embedding types:
* * float
* * byte
* * bit (or binary)
*
* To specify the embedding type for the response, the `embedding_type`
* field should be added in the `json_parser` object. Here's an example:
* "response":{
* "json_parser":{
* "text_embeddings":"$.data[*].embedding[*]",
* "embedding_type":"bit"
* }
* }
*
* If `embedding_type` is not specified, it defaults to `float`.
*
* # sparse_embedding
* # For a response like this:
*
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