diff --git a/examples/mirotalk/.env b/examples/mirotalk/.env
index 4d9687a..50749d1 100644
--- a/examples/mirotalk/.env
+++ b/examples/mirotalk/.env
@@ -46,6 +46,12 @@ TURN_PASSWORD=YourTurnPassword
 
 API_KEY_SECRET=8jBEI8KVKj2cadd3Fy3ayu6Fwacg8+NjCiMjmINac # pls change
 
+# IP lookup
+# Using GeoJS to get more info about peer by IP
+# Doc: https://www.geojs.io/docs/v1/endpoints/geo/
+
+IP_LOOKUP_ENABLED=false # true or false
+
 # Survey URL 
 # Using to redirect the client after close the call (feedbacks, website...) 
 
@@ -72,3 +78,14 @@ SLACK_SIGNING_SECRET=YourSlackSigningSecret
 
 # Auto deploy on Railway 
 # https://railway.app/new/template/mirotalk?referralCode=mirotalk
+
+# ChatGPT/OpenAI
+# 1. Goto https://platform.openai.com/
+# 2. Create your account
+# 3. Generate your APIKey https://platform.openai.com/account/api-keys
+
+CHATGPT_ENABLED=false
+CHATGTP_APIKEY=YourOpenAiApiKey
+CHATGPT_MODEL=text-davinci-003
+CHATGPT_MAX_TOKENS=1000
+CHATGPT_TEMPERATURE=0