fix: handle TypeError from unsupported input and alias AgentsRunner to avoid name shadowing

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: jsonbailey

packages/ai-providers/server-ai-openai/src/ldai_openai/openai_agent_runner.py

@@ -63,7 +63,7 @@ async def run(
             metrics including aggregated token usage and observed ``tool_calls``.
         """
         try:
-            from agents import Agent, Runner
+            from agents import Agent, Runner as AgentsRunner
         except ImportError:
             log.warning(
                 "openai-agents is required for OpenAIAgentRunner. "
@@ -86,7 +86,7 @@ async def run(
                 model_settings=model_settings,
             )
 
-            result = await Runner.run(agent, str(input), max_turns=25)
+            result = await AgentsRunner.run(agent, str(input), max_turns=25)
 
             tool_calls = [
                 ld_name

packages/ai-providers/server-ai-openai/src/ldai_openai/openai_model_runner.py

@@ -48,7 +48,11 @@ async def run(
         :return: :class:`RunnerResult` containing ``content``, ``metrics``,
             ``raw`` and (when ``output_type`` is set) ``parsed``.
         """
-        messages = self._coerce_input(input)
+        try:
+            messages = self._coerce_input(input)
+        except TypeError as error:
+            log.warning(f'OpenAI model runner received unsupported input type: {error}')
+            return RunnerResult(content='', metrics=LDAIMetrics(success=False, usage=None))
 
         if output_type is not None:
             return await self._run_structured(messages, output_type)