What is the cheapest way to fix CORS policy errors in a Nextjs app deployed on a custom domain without paying for a proxy service?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What is the cheapest way to fix CORS policy errors in a Nextjs app deployed on a custom domain without paying for a proxy service?
1 real search · 1 real-search pass
Next.js Route Handlers documentation CORS headers proxy external API server-side fetch MDN CORSGoogle ↗
OBSERVEDInstruction
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). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
Next.js Route Handlers documentation CORS headers proxy external API server-side fetch MDN CORS Google ↗
- Getting Started: Route Handlers · nextjs.org
- Guides: Backend for Frontend · nextjs.org
- CORS errors - HTTP · developer.mozilla.org
- Cross-Origin Resource Sharing (CORS) - HTTP · developer.mozilla.org
- File-system conventions: route.js · nextjs.org