allow model and key overrides in the profile

backend/openedx_ai_extensions/processors/litellm_base_processor.py

@@ -16,28 +16,36 @@ class LitellmProcessor:
 
     def __init__(self, config=None, user_session=None):
         config = config or {}
-
-        class_name = self.__class__.__name__
-        self.config = config.get(class_name, {})
+        self.config = config.get(self.__class__.__name__, {})
         self.user_session = user_session
 
-        self.config_profile = self.config.get("config", "default")
+        provider_spec = self.config.get("provider", "default")
+        self.config_profile = provider_spec
+        if isinstance(provider_spec, str):
+            providers = getattr(settings, "AI_EXTENSIONS", {})
+            provider = providers.get(provider_spec)
+
+            if provider is None and provider_spec != "default":
+                raise ValueError(f"Unknown AI_EXTENSIONS profile '{provider_spec}'")
+
+            provider = provider or {}
+        else:
+            raise TypeError("`provider` must be a string")
+
+        options = self.config.get("options", {}) or {}
 
-        if "MODEL" not in settings.AI_EXTENSIONS[self.config_profile]:
+        base_params = {k.lower(): v for k, v in provider.items()}
+        override_params = {k.lower(): v for k, v in options.items()}
+        self.extra_params = {**base_params, **override_params}
+
+        model = self.extra_params.get("model")
+        if not isinstance(model, str) or "/" not in model:
             raise ValueError(
-                f"AI_EXTENSIONS config '{self.config_profile}' missing 'MODEL' setting."
+                "MODEL must be defined and have the format 'provider/model_name'. "
+                "e.g., 'openai/gpt-4'"
             )
-        try:
-            self.provider = settings.AI_EXTENSIONS[self.config_profile].get("MODEL").split("/")[0]
-        except Exception as exc:
-            raise ValueError(
-                "MODEL setting must be in the format 'provider/model_name'. e.g., 'openai/gpt-4'"
-            ) from exc
-
-        self.extra_params = {}
-        for key, value in settings.AI_EXTENSIONS[self.config_profile].items():
-            self.extra_params[key.lower()] = value
 
+        self.provider = model.split("/")[0]
         self.custom_prompt = self.config.get("prompt", None)
         self.stream = self.config.get("stream", False)
 
@@ -60,7 +68,7 @@ def __init__(self, config=None, user_session=None):
         if allowed_mcp_configs:
             self.mcp_configs = {
                 key: value
-                for key, value in settings.AI_EXTENSIONS_MCP_CONFIGS.items()
+                for key, value in getattr(settings, 'AI_EXTENSIONS_MCP_CONFIGS', {}).items()
                 if key in allowed_mcp_configs
             }
             self.extra_params["tools"] = [

backend/openedx_ai_extensions/workflows/models.py

@@ -61,10 +61,6 @@ class AIWorkflowProfile(models.Model):
         help_text="JSON5 Merge Patch (RFC 7386) to apply to base template. Supports comments and trailing commas."
     )
 
-    class Meta:
-        verbose_name = "AI Workflow Profile"
-        verbose_name_plural = "AI Workflow Profiles"
-
     def __str__(self):
         return f"{self.slug} ({self.base_filepath})"
 

backend/openedx_ai_extensions/workflows/profiles/base/custom_prompt.json

@@ -10,7 +10,7 @@ have it explain in a different with this prompt.
       "function": "get_location_content"
     },
     "LLMProcessor": {
-      "config": "default",
+      "provider": "default",
       "stream": true,
       "prompt": "\
 You are an educational assistant embedded in an online course. \
@@ -33,14 +33,14 @@ Output only the rephrased content. \
     "UIComponents": {
       "request": {
         "component": "AIRequestComponent",
-        "config": {
+        "provider": {
           "buttonText": "Rephrase",
           "customMessage": "Explain this but differently"
         }
       },
       "response": {
         "component": "AIResponseComponent",
-        "config": {
+        "provider": {
           "customMessage": "In other words"
         }
       }

backend/openedx_ai_extensions/workflows/profiles/base/library_questions_assistant.json

@@ -11,7 +11,7 @@ Works only in studio UI and over the CMS service_variant.
     },
     "EducatorAssistantProcessor": {
       "function": "generate_quiz_questions",
-      "config": "default"
+      "provider": "default"
     }
   },
   "actuator_config": {

backend/openedx_ai_extensions/workflows/profiles/base/standalone_config.json

@@ -0,0 +1,37 @@
+/*
+A profile that stores the config directy in json.
+Useful for getting started or testing API_KEYS
+*/
+{
+  "orchestrator_class": "DirectLLMResponse",
+  "processor_config": {
+    "OpenEdXProcessor": {
+    },
+    "LLMProcessor": {
+      "stream": true,
+      "prompt": "Say hi and tell me: which LLM model are you? Be specific.",
+      "options": {
+        "MODEL": "openai/gpt-4.1-mini",
+        "API_KEY": "sk-proj-put-your-api-key-here",
+      },
+    }
+  },
+  "actuator_config": {
+    "UIComponents": {
+      "request": {
+        "component": "AIRequestComponent",
+        "config": {
+          "buttonText": "Hello AI",
+          "customMessage": "Call any AI with any config"
+        }
+      },
+      "response": {
+        "component": "AIResponseComponent",
+        "config": {
+          "customMessage": "The response from AI"
+        }
+      }
+    }
+  },
+  "schema_version": "1.0",
+}

backend/openedx_ai_extensions/workflows/profiles/base/summary.json

@@ -10,7 +10,7 @@ present the streaming answer in the same box.
     },
     "LLMProcessor": {
       "function": "summarize_content",
-      "config": "default",
+      "provider": "default",
       "stream": true
     }
   },

backend/openedx_ai_extensions/workflows/profiles/examples/anthropic/box_functions.json

@@ -9,7 +9,7 @@ to retrieve context from the current unit and the course outline
     },
     "LLMProcessor": {
       "function": "answer_question",
-      "config": "anthropic",
+      "provider": "anthropic",
       "enabled_tools": [
         "get_context",
         "get_location_content",

backend/openedx_ai_extensions/workflows/profiles/examples/anthropic/box_hello.json

@@ -8,7 +8,7 @@ Test experience. Ask claude to say which llm model is answering
     },
     "LLMProcessor": {
       "function": "greet_from_llm",
-      "config": "anthropic"
+      "provider": "anthropic"
     }
   },
   "actuator_config": {

backend/openedx_ai_extensions/workflows/profiles/examples/anthropic/chat.json

@@ -9,7 +9,7 @@ Test experience. Ask claude to chat having given it the current unit context
     },
     "LLMProcessor": {
       "function": "chat_with_context",
-      "config": "anthropic"
+      "provider": "anthropic"
     },
     "SubmissionProcessor": {
       "function": "get_chat_history",

backend/openedx_ai_extensions/workflows/profiles/examples/anthropic/chat_functions.json

@@ -9,7 +9,7 @@ to retrieve context from the current unit and the course outline
     },
     "LLMProcessor": {
       "function": "chat_with_context",
-      "config": "anthropic",
+      "provider": "anthropic",
       "enabled_tools": [
         "get_context",
         "get_location_content",

backend/openedx_ai_extensions/workflows/profiles/examples/huggingface/deepseek_chat.json

@@ -9,7 +9,7 @@ Test experience. Use a hosted DeepSeek to chat having given it the current unit
     },
     "LLMProcessor": {
       "function": "chat_with_context",
-      "config": "deepseek"
+      "provider": "deepseek"
     },
     "SubmissionProcessor": {
       "function": "get_chat_history",

backend/openedx_ai_extensions/workflows/profiles/examples/huggingface/deepseek_hello.json

@@ -8,7 +8,7 @@ Test experience. Use a hugging face hosted version of DeepSeek to say which llm
     },
     "LLMProcessor": {
       "function": "greet_from_llm",
-      "config": "deepseek"
+      "provider": "deepseek"
     }
   },
   "actuator_config": {

backend/openedx_ai_extensions/workflows/profiles/examples/openai/box_functions.json

@@ -9,7 +9,7 @@ to retrieve context from the current unit and the course outline
     },
     "LLMProcessor": {
       "function": "answer_question",
-      "config": "openai",
+      "provider": "openai",
       "enabled_tools": [
         "get_context",
         "get_location_content",

backend/openedx_ai_extensions/workflows/profiles/examples/openai/box_hello.json

@@ -8,7 +8,7 @@ Test experience. Ask ChatGPT to say which llm model is answering
     },
     "LLMProcessor": {
       "function": "greet_from_llm",
-      "config": "openai"
+      "provider": "openai"
     }
   },
   "actuator_config": {

backend/openedx_ai_extensions/workflows/profiles/examples/openai/chat.json

@@ -9,7 +9,7 @@ Test experience. Ask ChatGPT to chat having given it the current unit context
     },
     "LLMProcessor": {
       "function": "chat_with_context",
-      "config": "openai",
+      "provider": "openai",
       "stream": true
     },
     "SubmissionProcessor": {

backend/openedx_ai_extensions/workflows/profiles/examples/openai/chat_functions.json

@@ -9,7 +9,7 @@ to retrieve context from the current unit and the course outline
     },
     "LLMProcessor": {
       "function": "chat_with_context",
-      "config": "openai",
+      "provider": "openai",
       "enabled_tools": [
         "get_context",
         "get_location_content",

backend/openedx_ai_extensions/workflows/profiles/examples/openweights/ollama_hello.json

@@ -11,7 +11,7 @@ See: https://gist.github.com/felipemontoya/509495d3fbaa696fa2b684880a8388da
     },
     "LLMProcessor": {
       "function": "greet_from_llm",
-      "config": "ollama"
+      "provider": "ollama"
     }
   },
   "actuator_config": {

backend/openedx_ai_extensions/workflows/profiles/examples/openweights/qwen_hello.json

@@ -11,7 +11,7 @@ See: https://gist.github.com/felipemontoya/509495d3fbaa696fa2b684880a8388da
     },
     "LLMProcessor": {
       "function": "greet_from_llm",
-      "config": "qwen25"
+      "provider": "qwen25"
     }
   },
   "actuator_config": {

backend/openedx_ai_extensions/workflows/profiles/examples/openweights/qwen_summary.json

@@ -12,7 +12,7 @@ See: https://gist.github.com/felipemontoya/509495d3fbaa696fa2b684880a8388da
     },
     "LLMProcessor": {
       "function": "summarize_content",
-      "config": "qwen25"
+      "provider": "qwen25"
     }
   },
   "actuator_config": {

backend/test_settings.py

@@ -122,7 +122,7 @@ def root(*args):
 AI_EXTENSIONS = {
     "default": {
         "API_KEY": "test-api-key",
-        "MODEL": "gpt-3.5-turbo",
+        "MODEL": "openai/gpt-3.5-turbo",
         "TIMEOUT": 30,
         "TEMPERATURE": 0.7,
         "MAX_TOKENS": 1000,