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feat: use Gemini response metadata for token counting (#11743)

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Shota Totsuka 2024-12-17 18:42:05 +09:00 committed by GitHub
parent 900e93f758
commit 7d5a385811
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1 changed files with 6 additions and 2 deletions
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api/core/model_runtime/model_providers/google/llm/llm.py
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@ -292,8 +292,12 @@ class GoogleLargeLanguageModel(LargeLanguageModel):
)
else:
# calculate num tokens
prompt_tokens = self.get_num_tokens(model, credentials, prompt_messages)
completion_tokens = self.get_num_tokens(model, credentials, [assistant_prompt_message])
if hasattr(response, "usage_metadata") and response.usage_metadata:
prompt_tokens = response.usage_metadata.prompt_token_count
completion_tokens = response.usage_metadata.candidates_token_count
else:
prompt_tokens = self.get_num_tokens(model, credentials, prompt_messages)
completion_tokens = self.get_num_tokens(model, credentials, [assistant_prompt_message])
# transform usage
usage = self._calc_response_usage(model, credentials, prompt_tokens, completion_tokens)