> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v23** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/AccessibleBiddingStrategy.MaximizeConversions).

An automated bidding strategy to help get the most conversions for your campaigns while spending your budget.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/resources/accessible_bidding_strategy.proto)

| Fields ||
|---|---|
| ## `target_cpa_micros` | `int64` Output only. The target cost per acquisition (CPA) option. This is the average amount that you would like to spend per acquisition. |