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fix(realtime): add response.output_item.done to complete tool-call sequence

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- Emit response.output_item.done between function_call_arguments.done and conversation.item.created
- Required by OpenAI Realtime spec to finalize function-call items
- Update test to verify complete event sequence

Made-with: Cursor
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Sameer Kankute 2026-04-27 20:14:55 +05:30
parent 77571e811d
commit 4fb0833670
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2 changed files with 24 additions and 3 deletions
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16
litellm/llms/gemini/realtime/transformation.py
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@ -1122,6 +1122,22 @@ class GeminiRealtimeConfig(BaseRealtimeConfig):
})
# response.function_call_arguments.done
returned_message.append(tool_call)
# response.output_item.done
returned_message.append({
"type": "response.output_item.done",
"event_id": f"event_{uuid.uuid4()}",
"response_id": current_response_id,
"output_index": idx,
"item": {
"id": item_id,
"object": "realtime.item",
"type": "function_call",
"status": "completed",
"call_id": tool_call["call_id"],
"name": tool_call["name"],
"arguments": tool_call["arguments"],
},
})
# conversation.item.created
returned_message.append({
"type": "conversation.item.created",

11
tests/test_litellm/llms/gemini/realtime/test_gemini_realtime_transformation.py
View file

@ -655,13 +655,18 @@ def test_gemini_tool_call_emits_response_created_preamble():
)
responses = result["response"]
# Should have: response.created, output_item.added, function_call_arguments.done, conversation.item.created
assert len(responses) >= 4
# Should have: response.created, output_item.added, function_call_arguments.done, output_item.done, conversation.item.created
assert len(responses) >= 5
assert responses[0]["type"] == "response.created"
assert "response" in responses[0]
assert responses[0]["response"]["status"] == "in_progress"
assert responses[1]["type"] == "response.output_item.added"
assert responses[1]["item"]["type"] == "function_call"
assert responses[1]["item"]["status"] == "in_progress"
assert responses[2]["type"] == "response.function_call_arguments.done"
assert responses[3]["type"] == "conversation.item.created"
assert responses[3]["type"] == "response.output_item.done"
assert responses[3]["item"]["type"] == "function_call"
assert responses[3]["item"]["status"] == "completed"
assert responses[4]["type"] == "conversation.item.created"
assert responses[4]["item"]["type"] == "function_call"
assert responses[4]["item"]["status"] == "completed"