diff --git a/cohere-openapi.yaml b/cohere-openapi.yaml
index a4b7c67de..b1a808ca9 100644
--- a/cohere-openapi.yaml
+++ b/cohere-openapi.yaml
@@ -7861,6 +7861,11 @@ paths:
       operationId: generate
       x-fern-streaming:
         stream-condition: $request.stream
+        stream-description: |
+          <Warning>
+          This API is marked as "Legacy" and is no longer maintained. Follow the [migration guide](https://docs.cohere.com/docs/migrating-from-cogenerate-to-cochat) to start using the Chat with Streaming API.
+          </Warning>
+          Generates realistic text conditioned on a given input.
         response:
           type: object
           x-fern-type-name: Generation