Google Ads Auto Bid Adjuster (Manual CPC)

A Google Ads Script that automatically adjusts keyword bids to match the estimated CPC for Top of Page or First Page.
Useful if you run Manual CPC / eCPC campaigns but still want bids to follow auction dynamics.

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Features

• Adjusts bids up or down based on Google Ads keyword estimates:
  • Top of Page CPC
  • First Page CPC
• Works with Manual CPC and eCPC bidding strategies only.
• Respects min/max bid limits.
• Configurable to:
  • Only increase bids
  • Only decrease bids
  • Or both
• Supports filtering by campaign names and/or labels.
• Option to include/exclude paused campaigns and ad groups.
• Dry-run mode (DRY_RUN=true) for safe testing.

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Configuration

All options are set in the CONFIG object at the top of the script:

const CONFIG = {
  TARGET_POSITION: 'TOP_OF_PAGE', // 'TOP_OF_PAGE' or 'FIRST_PAGE'

  MAX_BID: 20.00,  // maximum bid allowed
  MIN_BID: 0.50,   // minimum bid allowed

  ONLY_INCREASE: false, // true = only increase bids
  ONLY_DECREASE: false, // true = only decrease bids

  CAMPAIGN_NAME_CONTAINS: [], // filter campaigns by name (case-insensitive substring match)
  LABEL_NAME: '',             // filter by label (leave empty for no filter)

  INCLUDE_PAUSED: false, // include paused campaigns/ad groups/keywords?

  DRY_RUN: false // if true, no changes are made (logging only)
};