Based on the API doc , if the purpose is “user_data“ the expiry_after param is not recognized. Dropping that parameter files get uploaded for usage in downstream LLM invocations. Perhaps a recent regression ? from openai import OpenAIclient = OpenAI() client.files.create(file=open(“mydata.jsonl”, “…

[image] kavitatipnis: openai client version : 1.70 and I see. Don’t forget to update your packages, this change is very recent . pip install --upgrade openai

Perhaps you missed a comma after “user_data”. Just tried it now (openai 1.101.0) and it looks fine. Actually, it is nice to see it is properly working, by 2025-08-09 it was working only 1 out of 10 times and that parameter didn’t exist yet (had to use extra_body). from datetime import datetime fi…

nope the code example in the API doc is missing the comma. Exception : { “detail”: “Files.create() got an unexpected keyword argument ‘expires_after’” } openai client version : 1.70 and

I see, you are correct. There is a typo in the docs. Other than that, I’m happy to see we can set an expiration for files!

agreed, it is useful for setting user expectations on specific use case - RAG knowledge bot Q&A vs generic Q&A with or w/o user uploaded file.

File Uploads API - exception - expiry_after is not a valid parameter

API

kavitatipnis August 26, 2025, 12:10am 7

Thank you that was it! I wish the docs are updated to state minimum package requirements

Regression - Support for File Uploads in Chat Completions

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File Uploads API - exception - expiry_after is not a valid parameter

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