Recent updates and changes to the OpenAlex API.
2026
February 13, 2026
API keys required — All API requests now require an API key. You can get your free key at openalex.org/settings/api.
February 4, 2026
API keys recommended — API keys are now recommended for all requests. Starting February 13, they become required.
For older updates and announcements, see the OpenAlex User Group.