Changefiles
Get changefile for a date
Get details for a specific date's changefile, including which entity types changed, how many records, and download links in JSONL and Parquet formats. For a full guide on using changefiles to keep your local data current, see Download Changefiles. Requires a paid plan — contact sales@openalex.org or see pricing.
get/changefiles/{date}
Path parameters
datestring date required
The changefile date in YYYY-MM-DD format
Query parameters
api_keystring required
Your OpenAlex API key (required). Get a free key at https://openalex.org/settings/api
Response
Successful response