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AI / ML · Advertiser
Circleback
Aggressive AI-native challenger spending up rapidly in AI newsletters.
Spend momentum +58
Modeled 2026 spend
$980K
Placements
220
Newsletters
24
Avg CPM paid
$49
Modeled spend run-rate · trailing 12 months
Circleback has been scaling newsletter spend aggressively across the tracked network.
Where they buy
Newsletters Circleback is observed sponsoring
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Figures are modeled estimates for benchmarking and are not audited or endorsed by Circleback.