Default to gpt-4o-mini as online chat model

documentation/docs/get-started/setup.mdx

@@ -206,7 +206,7 @@ Using Ollama? See the [Ollama Integration](/advanced/ollama) section for more cu
 :::
 
 1. Go to the [OpenAI settings](http://localhost:42110/server/admin/database/openaiprocessorconversationconfig/) in the server admin settings to add an OpenAI processor conversation config. This is where you set your API key and server API base URL. The API base URL is optional - it's only relevant if you're using another OpenAI-compatible proxy server.
-2. Go over to configure your [chat model options](http://localhost:42110/server/admin/database/chatmodeloptions/). Set the `chat-model` field to a supported chat model[^1] of your choice. For example, you can specify `gpt-4-turbo-preview` if you're using OpenAI.
+2. Go over to configure your [chat model options](http://localhost:42110/server/admin/database/chatmodeloptions/). Set the `chat-model` field to a supported chat model[^1] of your choice. For example, you can specify `gpt-4o` if you're using OpenAI.
     - Make sure to set the `model-type` field to `OpenAI`.
     - The `tokenizer` and `max-prompt-size` fields are optional. Set them only if you're sure of the tokenizer or token limit for the model you're using. Contact us if you're unsure what to do here.
 

src/khoj/processor/conversation/openai/gpt.py

@@ -23,7 +23,7 @@ logger = logging.getLogger(__name__)
 
 def extract_questions(
     text,
-    model: Optional[str] = "gpt-4-turbo-preview",
+    model: Optional[str] = "gpt-4o-mini",
     conversation_log={},
     api_key=None,
     api_base_url=None,
@@ -43,7 +43,7 @@ def extract_questions(
         [
             f'Q: {chat["intent"]["query"]}\nKhoj: {{"queries": {chat["intent"].get("inferred-queries") or list([chat["intent"]["query"]])}}}\nA: {chat["message"]}\n\n'
             for chat in conversation_log.get("chat", [])[-4:]
-            if chat["by"] == "khoj" and "text-to-image" not in chat["intent"].get("type")
+            if chat["by"] == "khoj" and "to-image" not in chat["intent"].get("type")
         ]
     )
 

src/khoj/utils/constants.py

@@ -9,7 +9,7 @@ app_env_filepath = "~/.khoj/env"
 telemetry_server = "https://khoj.beta.haletic.com/v1/telemetry"
 content_directory = "~/.khoj/content/"
 default_offline_chat_model = "bartowski/Meta-Llama-3.1-8B-Instruct-GGUF"
-default_online_chat_model = "gpt-4-turbo-preview"
+default_online_chat_model = "gpt-4o-mini"
 
 empty_config = {
     "search-type": {