diff --git a/openapi.yml b/openapi.yml
index e81f789..05ef854 100644
--- a/openapi.yml
+++ b/openapi.yml
@@ -375,6 +375,12 @@ paths:
             application/json:
               schema:
                 $ref: "#/components/schemas/ApiResponse"
+        '400':
+          description: Bad request, see error message for details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
   /collections/{collectionName}/documents/search:
     get:
       tags:
@@ -434,6 +440,12 @@ paths:
             application/json:
               schema:
                 $ref: "#/components/schemas/SearchOverridesResponse"
+        '404':
+          description: List of search overrides not found
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
   /collections/{collectionName}/overrides/{overrideId}:
     get:
       tags:
@@ -462,6 +474,12 @@ paths:
             application/json:
               schema:
                 $ref: "#/components/schemas/SearchOverride"
+        '404':
+          description: Search override not found
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
     put:
       tags:
         - documents
@@ -792,7 +810,7 @@ paths:
     get:
       tags:
         - documents
-      summary: Retreive a document
+      summary: Retrieve a document
       description: Fetch an individual document from a collection by using its ID.
       operationId: getDocument
       parameters:
@@ -963,6 +981,12 @@ paths:
               schema:
                 $ref: '#/components/schemas/ConversationModelSchema'
           description: A conversation model
+        '404':
+          description: Model not found
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
       summary: Retrieve a conversation model
       tags:
         - conversations
@@ -989,6 +1013,12 @@ paths:
               schema:
                 $ref: '#/components/schemas/ConversationModelSchema'
           description: The conversation model was successfully updated
+        '404':
+          description: Model not found
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
       summary: Update a conversation model
       tags:
         - conversations
@@ -1009,6 +1039,12 @@ paths:
               schema:
                 $ref: '#/components/schemas/ConversationModelSchema'
           description: The conversation model was successfully deleted
+        '404':
+          description: Model not found
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
       summary: Delete a conversation model
       tags:
         - conversations
@@ -1392,6 +1428,12 @@ paths:
             application/json:
               schema:
                 $ref: "#/components/schemas/ApiResponse"
+        '404':
+          description: Collection or field missing
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ApiResponse"
     get:
       tags:
         - analytics
@@ -3575,4 +3617,4 @@ components:
     api_key_header:
       type: apiKey
       name: X-TYPESENSE-API-KEY
-      in: header
+      in: header
\ No newline at end of file