diff --git a/lib/open_ai.ex b/lib/open_ai.ex
index 496a1139..1489f087 100644
--- a/lib/open_ai.ex
+++ b/lib/open_ai.ex
@@ -14,6 +14,7 @@ defmodule OpenAI do
     {:ok, result}
   end
 
+  # Lifted from https://fly.io/phoenix-files/streaming-openai-responses/
   defp gpt_stream(prompt, cb) do
     fun = fn request, finch_request, finch_name, finch_options ->
       fun = fn