Why am I still getting CORS policy errors even after setting up the Access Control Allow Origin header in my Express backend
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The searches the AI actually ran for this prompt.
SEED QUERY
Why am I still getting CORS policy errors even after setting up the Access Control Allow Origin header in my Express backend
1 real search · 1 real-search pass
Express cors middleware official documentation preflight requests credentials origin MDN CORS errorsGoogle ↗
OBSERVEDReason
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model).
Searches and sources
ChatGPT1 real searches · gpt-6
Express cors middleware official documentation preflight requests credentials origin MDN CORS errors Google ↗
- Cross-Origin Resource Sharing (CORS) - HTTP · developer.mozilla.org
- Reason: Credential is not supported if the CORS header 'Access-Control-Allow-Origin' is '*' - HTTP · developer.mozilla.org
- CORS errors - HTTP · developer.mozilla.org
- cors middleware · expressjs.com