diff --git a/specification/resources/gen-ai/definitions.yml b/specification/resources/gen-ai/definitions.yml
index c7cee19a..b5fe820d 100644
--- a/specification/resources/gen-ai/definitions.yml
+++ b/specification/resources/gen-ai/definitions.yml
@@ -1602,6 +1602,8 @@ apiCreateKnowledgeBaseInputPublic:
       description: The datacenter region to deploy the knowledge base in.
       example: '"tor1"'
       type: string
+    reranking_config:
+      $ref: '#/apiRerankingConfiguration'
     tags:
       description: Tags to organize your knowledge base.
       example:
@@ -3267,6 +3269,8 @@ apiKnowledgeBase:
       description: Region code
       example: example string
       type: string
+    reranking_config:
+      $ref: '#/apiRerankingConfiguration'
     tags:
       description: Tags to organize related resources
       example:
@@ -4585,6 +4589,18 @@ apiReleaseStatus:
   - RELEASE_STATUS_BUILDING
   example: RELEASE_STATUS_UNKNOWN
   type: string
+apiRerankingConfiguration:
+  description: Configuration for cross-encoder reranking during retrieval.
+  properties:
+    enabled:
+      description: Whether reranking is enabled for retrieval
+      example: true
+      type: boolean
+    model:
+      description: Reranker model internal name
+      example: '"bge-reranker-v2-m3"'
+      type: string
+  type: object
 apiResourceUsage:
   description: Resource Usage Description
   properties:
@@ -5296,6 +5312,8 @@ apiUpdateKnowledgeBaseInputPublic:
         to
       example: '"12345678-1234-1234-1234-123456789012"'
       type: string
+    reranking_config:
+      $ref: '#/apiRerankingConfiguration'
     tags:
       description: Tags to organize your knowledge base.
       example:
diff --git a/specification/resources/gen-ai/examples/curl/genai_create_knowledge_base.yml b/specification/resources/gen-ai/examples/curl/genai_create_knowledge_base.yml
index 4a7775ec..7611b575 100644
--- a/specification/resources/gen-ai/examples/curl/genai_create_knowledge_base.yml
+++ b/specification/resources/gen-ai/examples/curl/genai_create_knowledge_base.yml
@@ -49,6 +49,10 @@ source: |-
         },
       ],
       "region": "tor1",
-      "vpc_uuid": "f7176e0b-8c5e-4e32-948e-79327e56225a"
+      "vpc_uuid": "f7176e0b-8c5e-4e32-948e-79327e56225a",
+      "reranking_config": {
+        "enabled": true,
+        "model": "bge-reranker-v2-m3"
+      }
     }'
 
diff --git a/specification/resources/gen-ai/examples/curl/genai_update_knowledge_base.yml b/specification/resources/gen-ai/examples/curl/genai_update_knowledge_base.yml
index 97d8355c..aa824cfa 100644
--- a/specification/resources/gen-ai/examples/curl/genai_update_knowledge_base.yml
+++ b/specification/resources/gen-ai/examples/curl/genai_update_knowledge_base.yml
@@ -6,5 +6,9 @@ source: |-
     "https://api.digitalocean.com/v2/gen-ai/knowledge_bases/e51dba65-cf7a-11ef-bf8f-4e013e2ddde4" \
     -d '{
       "uuid": "e51dba65-cf7a-11ef-bf8f-4e013e2ddde4",
-      "name": "kb-api-rename"
+      "name": "kb-api-rename",
+      "reranking_config": {
+        "enabled": true,
+        "model": "bge-reranker-v2-m3"
+      }
     }'