Add spec changes

Co-authored-by: billytrend-cohere <[email protected]>

cohere-openapi.yaml

@@ -53,6 +53,10 @@ paths:
       summary: Chat
       operationId: chat
       x-fern-streaming:
+        stream-description: |
+          Generates a streamed text response to a user message.
+
+          To learn how to use the Chat API and RAG follow our [Text Generation guides](https://docs.cohere.com/docs/chat-api).
         stream-condition: $request.stream
         response:
           required:
@@ -5876,6 +5880,10 @@ paths:
       x-fern-streaming:
         format: sse
         stream-condition: $request.stream
+        stream-description: |
+          Generates a text response to a user message. To learn how to use the Chat API and RAG follow our [Text Generation guides](https://docs.cohere.com/v2/docs/chat-api).
+
+          Follow the [Migration Guide](https://docs.cohere.com/v2/docs/migrating-v1-to-v2) for instructions on moving from API v1 to API v2.
         response:
           required:
             - id
@@ -5920,7 +5928,7 @@ paths:
               citation-end: "#/components/schemas/CitationEndEvent"
               message-end: "#/components/schemas/ChatMessageEndEvent"
       description: |
-        Generates a message from the model in response to a provided conversation. To learn more about the features of the Chat API follow our [Text Generation guides](https://docs.cohere.com/v2/docs/chat-api).
+        Generates a text response to a user message and streams it down, token by token. To learn how to use the Chat API with streaming follow our [Text Generation guides](https://docs.cohere.com/v2/docs/chat-api).
 
         Follow the [Migration Guide](https://docs.cohere.com/v2/docs/migrating-v1-to-v2) for instructions on moving from API v1 to API v2.
       parameters: