diff --git a/config/config.yaml b/config/config.yaml
index 18b84d790..fbd9aa81e 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -1,4 +1,3 @@
-
 # DO NOT MODIFY THIS FILE, create a new key.yaml, define OPENAI_API_KEY.
 # The configuration of key.yaml has a higher priority and will not enter git
 
@@ -10,6 +9,9 @@ OPENAI_API_MODEL: "gpt-4"
 MAX_TOKENS: 1500
 RPM: 10
 
+#### if Anthropic
+#Anthropic_API_KEY: "YOUR_API_KEY"
+
 #### if AZURE, check https://github.com/openai/openai-cookbook/blob/main/examples/azure/chat.ipynb
 
 #OPENAI_API_TYPE: "azure"
@@ -27,12 +29,14 @@ RPM: 10
 ## Visit https://programmablesearchengine.google.com/controlpanel/create to get id.
 #GOOGLE_CSE_ID: "YOUR_CSE_ID"
 ## Visit https://serper.dev/ to get key.
+#SERPER_API_KEY: "YOUR_API_KEY"
 
 #### for TTS
 
 #AZURE_TTS_SUBSCRIPTION_KEY: "YOUR_API_KEY"
 #AZURE_TTS_REGION: "eastus"
 
-#### for SD
+#### for Stable Diffusion
+## Use SD service, based on https://github.com/AUTOMATIC1111/stable-diffusion-webui
 SD_URL: "YOUR_SD_URL"
 SD_T2I_API: "/sdapi/v1/txt2img"
diff --git a/tests/metagpt/actions/test_ui_design.py b/tests/metagpt/actions/test_ui_design.py
index e01b90477..d284b20f2 100644
--- a/tests/metagpt/actions/test_ui_design.py
+++ b/tests/metagpt/actions/test_ui_design.py
@@ -2,7 +2,7 @@
 # @Date    : 2023/7/22 02:40
 # @Author  : stellahong (stellahong@fuzhi.ai)
 #
-from examples.ui_role import UIDesign
+from tests.metagpt.roles.ui_role import UIDesign
 
 llm_resp= '''
     # UI Design Description
diff --git a/tests/metagpt/roles/test_ui.py b/tests/metagpt/roles/test_ui.py
index 1e53936a1..285bff323 100644
--- a/tests/metagpt/roles/test_ui.py
+++ b/tests/metagpt/roles/test_ui.py
@@ -2,11 +2,10 @@
 # @Date    : 2023/7/22 02:40
 # @Author  : stellahong (stellahong@fuzhi.ai)
 #
-import os
 from metagpt.software_company import SoftwareCompany
 from metagpt.roles import ProductManager
 
-from examples.ui_role import UI
+from tests.metagpt.roles.ui_role import UI
 
 
 def test_add_ui():
diff --git a/examples/ui_role.py b/tests/metagpt/roles/ui_role.py
similarity index 100%
rename from examples/ui_role.py
rename to tests/metagpt/roles/ui_role.py