Automated bidding that sets bids to achieve an average cost per conversion the advertiser specifies. Target CPA needs a steady flow of conversions to learn from, typically 30 or more a month per campaign, and it responds to the target as a signal, not a promise: a target set below what the auction can deliver reduces volume rather than cost.
Related terms
Used in The Signal
Cite this entry:
Agency Echelon. "Target CPA." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/target-cpa/