What is bid cap?

A hard max bid per auction. Gives the most control but caps volume. Use only with deep auction knowledge - most advertisers do better with cost cap or lowest cost.

Go deeper

Want the full playbook? Read Google Ads Playbook for 2026: Setup, Bidding, and Scaling — A practical guide to launching and improving Google Ads in 2026, from campaign setup and tracking to bidding, automation, and common mistakes.