update openapi spec for content blocks support

openapi.yaml

@@ -15897,6 +15897,36 @@ components:
         - type
         - text
 
+    ChatCompletionMessageContentPartThinking:
+      type: object
+      title: Thinking content part
+      properties:
+        type:
+          type: string
+          enum: ["thinking"]
+          description: The type of the content part.
+        thinking:
+          type: string
+          description: The thinking content.
+      required:
+        - type
+        - thinking
+
+    ChatCompletionMessageContentPartRedactedThinking:
+      type: object
+      title: Redacted thinking content part
+      properties:
+        type:
+          type: string
+          enum: ["redacted_thinking"]
+          description: The type of the content part.
+        data:
+          type: string
+          description: The redacted thinking content.
+      required:
+        - type
+        - data
+
     ChatCompletionRequestMessage:
       oneOf:
         - $ref: "#/components/schemas/ChatCompletionRequestSystemMessage"
@@ -16259,6 +16289,14 @@ components:
           description: |
             If set, an additional chunk will be streamed before the `data: [DONE]` message. The `usage` field on this chunk shows the token usage statistics for the entire request, and the `choices` field will always be an empty array. All other chunks will also include a `usage` field, but with a null value.
 
+    ChatCompletionMessageContentBlock:
+      type: object
+      description: A block of content in a chat completion message.
+      oneOf:
+        - $ref: "#/components/schemas/ChatCompletionRequestMessageContentPartText"
+        - $ref: "#/components/schemas/ChatCompletionMessageContentPartThinking"
+        - $ref: "#/components/schemas/ChatCompletionMessageContentPartRedactedThinking"
+
     ChatCompletionResponseMessage:
       type: object
       description: A chat completion message generated by the model.
@@ -16287,6 +16325,13 @@ components:
           required:
             - name
             - arguments
+        content_blocks:
+          nullable: true
+          type: array
+          description: The content blocks of the message. This is only present for certain providers with strict-open-ai-compliance flag set to false
+          items:
+            type: object
+            $ref: "#/components/schemas/ChatCompletionMessageContentBlock"
       required:
         - role
         - content