Implement llm-connect ADHOC diagnostics

llm_connect/openai.py

@@ -9,6 +9,7 @@ from llm_connect.adapter import LLMAdapter
 from llm_connect.models import RunConfig, LLMResponse
 from llm_connect.config import resolve_api_key, find_project_root
 from llm_connect._http import post_json
+from llm_connect._payload import merge_openai_chat_model_params
 from llm_connect.exceptions import (
     LLMConfigurationError,
     LLMAPIError,
@@ -65,6 +66,8 @@ class OpenAIAdapter(LLMAdapter):
             "temperature": config.temperature,
             "max_tokens": config.max_tokens,
         }
+        if config.model_params:
+            merge_openai_chat_model_params(payload, config.model_params)
 
         headers = {
             "Authorization": f"Bearer {self._api_key}",