From a66e76f9d41aa1c58206313ba28ea3bc9d9e12c3 Mon Sep 17 00:00:00 2001
From: Jonathan Buttner <56361221+jonathan-buttner@users.noreply.github.com>
Date: Mon, 20 Oct 2025 11:39:12 -0400
Subject: [PATCH] Adding embedding type for custom service (#5522)

* Adding embedding type

* Adding default

* Trying to fix formating

* Trying to fix formatting 2

(cherry picked from commit 912d733ea2ab3ef381ca91efe22748a9b2aebb82)
---
 specification/inference/_types/CommonTypes.ts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/specification/inference/_types/CommonTypes.ts b/specification/inference/_types/CommonTypes.ts
index 25d1be939a..308f8dba0e 100644
--- a/specification/inference/_types/CommonTypes.ts
+++ b/specification/inference/_types/CommonTypes.ts
@@ -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:
    *