diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index eafc52e6a5..6c45fd480d 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -107026,6 +107026,7 @@
       "indices.put_template#cause": {
         "in": "query",
         "name": "cause",
+        "description": "User defined reason for creating/updating the index template",
         "deprecated": false,
         "schema": {
           "type": "string"
diff --git a/output/schema/schema.json b/output/schema/schema.json
index 77b52bb47f..8671596959 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -9303,6 +9303,34 @@
         }
       ]
     },
+    {
+      "availability": {
+        "stack": {
+          "stability": "stable",
+          "visibility": "public"
+        }
+      },
+      "description": "Configure a Mistral inference endpoint",
+      "docUrl": "https://www.elastic.co/guide/en/elasticsearch/reference/current/infer-service-mistral.html",
+      "name": "inference.put_mistral",
+      "request": null,
+      "requestBodyRequired": false,
+      "requestMediaType": [
+        "application/json"
+      ],
+      "response": null,
+      "responseMediaType": [
+        "application/json"
+      ],
+      "urls": [
+        {
+          "methods": [
+            "PUT"
+          ],
+          "path": "/_inference/{task_type}/{mistral_inference_id}"
+        }
+      ]
+    },
     {
       "availability": {
         "serverless": {
@@ -142500,6 +142528,7 @@
           }
         },
         {
+          "description": "User defined reason for creating/updating the index template",
           "name": "cause",
           "required": false,
           "type": {
diff --git a/output/schema/validation-errors.json b/output/schema/validation-errors.json
index 4d4bcbce56..f9da64e7e3 100644
--- a/output/schema/validation-errors.json
+++ b/output/schema/validation-errors.json
@@ -104,9 +104,9 @@
       ],
       "response": []
     },
-    "indices.put_template": {
+    "inference.put_mistral": {
       "request": [
-        "Request: query parameter 'cause' does not exist in the json spec"
+        "Missing request & response"
       ],
       "response": []
     },
diff --git a/specification/_json_spec/indices.put_template.json b/specification/_json_spec/indices.put_template.json
index cdafd1963c..afc06749f8 100644
--- a/specification/_json_spec/indices.put_template.json
+++ b/specification/_json_spec/indices.put_template.json
@@ -34,6 +34,11 @@
         "description": "Whether the index template should only be added if new or can also replace an existing one",
         "default": false
       },
+      "cause": {
+        "type": "string",
+        "description": "User defined reason for creating/updating the index template",
+        "default": ""
+      },
       "master_timeout": {
         "type": "time",
         "description": "Specify timeout for connection to master"
diff --git a/specification/_json_spec/inference.put.eis.json b/specification/_json_spec/inference.put_eis.json
similarity index 77%
rename from specification/_json_spec/inference.put.eis.json
rename to specification/_json_spec/inference.put_eis.json
index 281758769e..fd13516d54 100644
--- a/specification/_json_spec/inference.put.eis.json
+++ b/specification/_json_spec/inference.put_eis.json
@@ -1,8 +1,8 @@
 {
   "inference.put_eis": {
     "documentation": {
-      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/current/infer-service-eis.html",
-      "description": "Configure an EIS inference endpoint"
+      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/current/infer-service-elastic.html",
+      "description": "Configure an inference endpoint that uses the Elastic Inference Service (EIS)"
     },
     "stability": "stable",
     "visibility": "public",
@@ -29,7 +29,7 @@
       ]
     },
     "body": {
-      "description": "The inference endpoint's service settings"
+      "description": "The inference endpoint's task and service settings"
     }
   }
 }
diff --git a/specification/_json_spec/inference.put_mistral.json b/specification/_json_spec/inference.put_mistral.json
new file mode 100644
index 0000000000..97633b233c
--- /dev/null
+++ b/specification/_json_spec/inference.put_mistral.json
@@ -0,0 +1,35 @@
+{
+  "inference.put_mistral": {
+    "documentation": {
+      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/current/infer-service-mistral.html",
+      "description": "Configure a Mistral inference endpoint"
+    },
+    "stability": "stable",
+    "visibility": "public",
+    "headers": {
+      "accept": ["application/json"],
+      "content_type": ["application/json"]
+    },
+    "url": {
+      "paths": [
+        {
+          "path": "/_inference/{task_type}/{mistral_inference_id}",
+          "methods": ["PUT"],
+          "parts": {
+            "task_type": {
+              "type": "string",
+              "description": "The task type"
+            },
+            "mistral_inference_id": {
+              "type": "string",
+              "description": "The inference Id"
+            }
+          }
+        }
+      ]
+    },
+    "body": {
+      "description": "The inference endpoint's task and service settings"
+    }
+  }
+}
diff --git a/specification/_json_spec/inference.put.voyageai.json b/specification/_json_spec/inference.put_voyageai.json
similarity index 89%
rename from specification/_json_spec/inference.put.voyageai.json
rename to specification/_json_spec/inference.put_voyageai.json
index 8a587c75ab..3ebb51b432 100644
--- a/specification/_json_spec/inference.put.voyageai.json
+++ b/specification/_json_spec/inference.put_voyageai.json
@@ -1,8 +1,8 @@
 {
   "inference.put_voyageai": {
     "documentation": {
-      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/current/infer-apis.html",
-      "description": "Configure an VoyageAI inference endpoint"
+      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/current/inference-apis.html",
+      "description": "Configure a VoyageAI inference endpoint"
     },
     "stability": "stable",
     "visibility": "public",