feat(platform): Add OpenAI reasoning models (#8152)

Author: majdyz

autogpt_platform/backend/backend/blocks/llm.py

@@ -30,6 +30,8 @@ class ModelMetadata(NamedTuple):
 
 class LlmModel(str, Enum):
     # OpenAI models
+    O1_PREVIEW = "o1-preview"
+    O1_MINI = "o1-mini"
     GPT4O_MINI = "gpt-4o-mini"
     GPT4O = "gpt-4o"
     GPT4_TURBO = "gpt-4-turbo"
@@ -57,6 +59,8 @@ def metadata(self) -> ModelMetadata:
 
 
 MODEL_METADATA = {
+    LlmModel.O1_PREVIEW: ModelMetadata("openai", 32000, cost_factor=60),
+    LlmModel.O1_MINI: ModelMetadata("openai", 62000, cost_factor=30),
     LlmModel.GPT4O_MINI: ModelMetadata("openai", 128000, cost_factor=10),
     LlmModel.GPT4O: ModelMetadata("openai", 128000, cost_factor=12),
     LlmModel.GPT4_TURBO: ModelMetadata("openai", 128000, cost_factor=11),
@@ -84,7 +88,10 @@ def metadata(self) -> ModelMetadata:
 class AIStructuredResponseGeneratorBlock(Block):
     class Input(BlockSchema):
         prompt: str
-        expected_format: dict[str, str]
+        expected_format: dict[str, str] = SchemaField(
+            description="Expected format of the response. If provided, the response will be validated against this format. "
+            "The keys should be the expected fields in the response, and the values should be the description of the field.",
+        )
         model: LlmModel = LlmModel.GPT4_TURBO
         api_key: BlockSecret = SecretField(value="")
         sys_prompt: str = ""
@@ -132,7 +139,18 @@ def llm_call(
 
         if provider == "openai":
             openai.api_key = api_key
-            response_format = {"type": "json_object"} if json_format else None
+            response_format = None
+
+            if model in [LlmModel.O1_MINI, LlmModel.O1_PREVIEW]:
+                sys_messages = [p["content"] for p in prompt if p["role"] == "system"]
+                usr_messages = [p["content"] for p in prompt if p["role"] != "system"]
+                prompt = [
+                    {"role": "user", "content": "\n".join(sys_messages)},
+                    {"role": "user", "content": "\n".join(usr_messages)},
+                ]
+            elif json_format:
+                response_format = {"type": "json_object"}
+
             response = openai.chat.completions.create(
                 model=model.value,
                 messages=prompt,  # type: ignore
@@ -207,11 +225,11 @@ def trim_prompt(s: str) -> str:
             format_prompt = ",\n  ".join(expected_format)
             sys_prompt = trim_prompt(
                 f"""
-              |Reply in json format:
-              |{{
-              |  {format_prompt}
-              |}}
-            """
+                  |Reply strictly only in the following JSON format:
+                  |{{
+                  |  {format_prompt}
+                  |}}
+                """
             )
             prompt.append({"role": "system", "content": sys_prompt})