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SearchFree tier
Mainland China: not confirmed
Search API that returns grounded web results for LLM apps, with free and paid tiers.
为 LLM 应用返回有依据网页结果的搜索 API，有免费与付费档。
Marked “not confirmed” because NavBoth only checked public pages and did not verify access from mainland China.
SearchFree tier
Search tool that answers from research papers and shows the academic sources it used.
Mainland China: not confirmed
View listingSearchFree tierEditor's pick
Answer engine that searches the web and shows citations beside the reply, with a free tier and a paid Pro plan.
Mainland China: not confirmed
View listingSearchFree tier
AI search and chat assistant that answers with citations, with free and Pro plans listed publicly.
Mainland China: not confirmed
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