[KongchangAI]
Verified65% confidenceFactExact time

谷歌和Meta双寡头合计占据美国数字广告市场约50%的份额

3
Sources
65%
Confidence
Medium-term (~90 days)
Relevance
7/13/2026
First Seen
Valid until: 10/11/2026

Sources

Related Claims

Cite This Claim

Stable URI
https://kongchang.com/claim/501012
API
curl https://kongchang.com/api/v1/knowledge/claims/501012
MCP
get_claim(id=501012)