diff --git a/.env.template b/.env.template
index b8140dd8..2eb2b872 100644
--- a/.env.template
+++ b/.env.template
@@ -21,20 +21,11 @@ AI_SETTINGS_FILE=ai_settings.yaml
 # TEMPERATURE - Sets temperature in OpenAI (Default: 1)
 # USE_AZURE - Use Azure OpenAI or not (Default: False)
 OPENAI_API_KEY=your-openai-api-key
-TEMPERATURE=1
+TEMPERATURE=0
 USE_AZURE=False
 
 ### AZURE
-# OPENAI_AZURE_API_BASE - OpenAI API base URL for Azure (Example: https://my-azure-openai-url.com)
-# OPENAI_AZURE_API_VERSION - OpenAI API version for Azure (Example: v1)
-# OPENAI_AZURE_DEPLOYMENT_ID - OpenAI deployment ID for Azure (Example: my-deployment-id)
-# OPENAI_AZURE_CHAT_DEPLOYMENT_ID - OpenAI deployment ID for Azure Chat (Example: my-deployment-id-for-azure-chat)
-# OPENAI_AZURE_EMBEDDINGS_DEPLOYMENT_ID - OpenAI deployment ID for Embedding (Example: my-deployment-id-for-azure-embeddigs)
-OPENAI_AZURE_API_BASE=your-base-url-for-azure
-OPENAI_AZURE_API_VERSION=api-version-for-azure
-OPENAI_AZURE_DEPLOYMENT_ID=deployment-id-for-azure
-OPENAI_AZURE_CHAT_DEPLOYMENT_ID=deployment-id-for-azure-chat
-OPENAI_AZURE_EMBEDDINGS_DEPLOYMENT_ID=deployment-id-for-azure-embeddigs
+# cleanup azure env as already moved to `azure.yaml.template`
 
 ################################################################################
 ### LLM MODELS
diff --git a/.gitignore b/.gitignore
index 9874d425..91d932d8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -151,4 +151,7 @@ dmypy.json
 # Pyre type checker
 .pyre/
 llama-*
-vicuna-*
\ No newline at end of file
+vicuna-*
+
+# mac
+.DS_Store
diff --git a/README.md b/README.md
index 00bb0ea3..5559cc20 100644
--- a/README.md
+++ b/README.md
@@ -117,7 +117,7 @@ pip install -r requirements.txt
 ```
 
 5. Rename `.env.template` to `.env` and fill in your `OPENAI_API_KEY`. If you plan to use Speech Mode, fill in your `ELEVEN_LABS_API_KEY` as well.
-  - Obtain your OpenAI API key from: https://platform.openai.com/account/api-keys.
+  - See [OpenAI API Keys Configuration](#openai-api-keys-configuration) to obtain your OpenAI API key.
   - Obtain your ElevenLabs API key from: https://elevenlabs.io. You can view your xi-api-key using the "Profile" tab on the website.
   - If you want to use GPT on an Azure instance, set `USE_AZURE` to `True` and then:
     - Rename `azure.yaml.template` to `azure.yaml` and provide the relevant `azure_api_base`, `azure_api_version` and all of the deployment ids for the relevant models in the `azure_model_map` section:
@@ -179,6 +179,17 @@ Use this to use TTS for Auto-GPT
 python -m autogpt --speak
 ```
 
+## OpenAI API Keys Configuration
+
+Obtain your OpenAI API key from: https://platform.openai.com/account/api-keys.
+
+To use OpenAI API key for Auto-GPT, you NEED to have billing set up (AKA paid account).
+
+You can set up paid account at https://platform.openai.com/account/billing/overview.
+
+![For OpenAI API key to work, set up paid account at OpenAI API > Billing](./docs/imgs/openai-api-key-billing-paid-account.png)
+
+
 ## 🔍 Google API Keys Configuration
 
 This section is optional, use the official google api if you are having issues with error 429 when running a google search.
diff --git a/autogpt/app.py b/autogpt/app.py
index 0adfde5d..8d9cc9ee 100644
--- a/autogpt/app.py
+++ b/autogpt/app.py
@@ -105,9 +105,11 @@ def execute_command(command_name: str, arguments):
             # search method
             key = CFG.google_api_key
             if key and key.strip() and key != "your-google-api-key":
-                return google_official_search(arguments["input"])
+                google_result = google_official_search(arguments["input"])
             else:
-                return google_search(arguments["input"])
+                google_result = google_search(arguments["input"])
+            safe_message = google_result.encode('utf-8', 'ignore')
+            return str(safe_message)
         elif command_name == "memory_add":
             return memory.add(arguments["string"])
         elif command_name == "start_agent":
diff --git a/autogpt/config/config.py b/autogpt/config/config.py
index 667c8178..1d962a3e 100644
--- a/autogpt/config/config.py
+++ b/autogpt/config/config.py
@@ -131,15 +131,9 @@ class Config(metaclass=Singleton):
                 config_params = yaml.load(file, Loader=yaml.FullLoader)
         except FileNotFoundError:
             config_params = {}
-        self.openai_api_type = os.getenv(
-            "OPENAI_API_TYPE", config_params.get("azure_api_type", "azure")
-        )
-        self.openai_api_base = os.getenv(
-            "OPENAI_AZURE_API_BASE", config_params.get("azure_api_base", "")
-        )
-        self.openai_api_version = os.getenv(
-            "OPENAI_AZURE_API_VERSION", config_params.get("azure_api_version", "")
-        )
+        self.openai_api_type = config_params.get("azure_api_type") or "azure"
+        self.openai_api_base = config_params.get("azure_api_base") or ""
+        self.openai_api_version = config_params.get("azure_api_version") or "2023-03-15-preview"
         self.azure_model_to_deployment_id_map = config_params.get("azure_model_map", [])
 
     def set_continuous_mode(self, value: bool) -> None:
diff --git a/docs/imgs/openai-api-key-billing-paid-account.png b/docs/imgs/openai-api-key-billing-paid-account.png
new file mode 100644
index 00000000..8948505a
Binary files /dev/null and b/docs/imgs/openai-api-key-billing-paid-account.png differ
diff --git a/tests/smoke_test.py b/tests/smoke_test.py
new file mode 100644
index 00000000..1f0f24f9
--- /dev/null
+++ b/tests/smoke_test.py
@@ -0,0 +1,60 @@
+import os
+import subprocess
+import sys
+import unittest
+
+from autogpt.file_operations import delete_file, read_file
+
+env_vars = {
+    'MEMORY_BACKEND': 'no_memory',
+    'TEMPERATURE': "0"
+}
+
+
+class TestCommands(unittest.TestCase):
+
+    def test_write_file(self):
+        # Test case to check if the write_file command can successfully write 'Hello World' to a file
+        # named 'hello_world.txt'.
+
+        # Read the current ai_settings.yaml file and store its content.
+        ai_settings = None
+        if os.path.exists('ai_settings.yaml'):
+            with open('ai_settings.yaml', 'r') as f:
+                ai_settings = f.read()
+            os.remove('ai_settings.yaml')
+
+        try:
+            if os.path.exists('hello_world.txt'):
+                # Clean up any existing 'hello_world.txt' file before testing.
+                delete_file('hello_world.txt')
+            # Prepare input data for the test.
+            input_data = '''write_file-GPT
+an AI designed to use the write_file command to write 'Hello World' into a file named "hello_world.txt" and then use the task_complete command to complete the task.
+Use the write_file command to write 'Hello World' into a file named "hello_world.txt".
+Use the task_complete command to complete the task.
+Do not use any other commands.
+
+y -5
+EOF'''
+            command = f'{sys.executable} -m autogpt'
+
+            # Execute the script with the input data.
+            process = subprocess.Popen(command, stdin=subprocess.PIPE, shell=True, env={**os.environ, **env_vars})
+            process.communicate(input_data.encode())
+
+            # Read the content of the 'hello_world.txt' file created during the test.
+            content = read_file('hello_world.txt')
+        finally:
+            if ai_settings:
+                # Restore the original ai_settings.yaml file.
+                with open('ai_settings.yaml', 'w') as f:
+                    f.write(ai_settings)
+
+        # Check if the content of the 'hello_world.txt' file is equal to 'Hello World'.
+        self.assertEqual(content, 'Hello World', f"Expected 'Hello World', got {content}")
+
+
+# Run the test case.
+if __name__ == '__main__':
+    unittest.main()