feat: Add utility to extract token usage from Azure AI-compatible LLM results #2004
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…mpatible LLM results
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Aug 26, 2025
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Thanks for the PR @GoncaloGuedes
A few changes are needed.
Please rebase once once these fixes are done.
| logger.info("No llm_output found in the LLMResult") | ||
| return TokenUsage(input_tokens=0, output_tokens=0) | ||
| output_tokens = get_from_dict(llm_output, "token_usage.input_tokens", 0) | ||
| input_tokens = get_from_dict(llm_output, "token_usage.output_tokens", 0) |
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The input_tokens and output_tokens seem to be swapped.
| token_usage = get_token_usage_for_bedrock(bedrock_claude_result) | ||
| assert token_usage == TokenUsage(input_tokens=10, output_tokens=10) | ||
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| # Azure AI |
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Please add a separate test for azure ai.
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Taken up in #2306 |
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## Issue Link / Problem Description <!-- Link to related issue or describe the problem this PR solves --> - contd #2004 --------- Co-authored-by: Goncalo Guedes <[email protected]>
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Description:
This PR adds a helper function to extract token usage from LLMResult or ChatResult, using the
Azure AIresponse format returned byLangChain.Key Changes:
get_token_usage_for_azure_aiutility, supporting Azure AI's token usage format as returned by LangChain.