API Reference › Google Ads › add_callout_extensions

add_callout_extensions

Google Ads Write

🚨 **IF THIS TOOL RETURNS A QUOTA ERROR:** - The error message will include a clickable upgrade link - Show the FULL error message to the user (it contains the upgrade link) - DO NOT attempt to work ar

Endpoint

POST https://api.adspirer.ai/api/v1/tools/add_callout_extensions/execute

Headers

Description

🚨 **IF THIS TOOL RETURNS A QUOTA ERROR:** - The error message will include a clickable upgrade link - Show the FULL error message to the user (it contains the upgrade link) - DO NOT attempt to work around the error or use alternative data - DO NOT create campaigns or perform actions without valid tool data - STOP and direct the user to upgrade via the provided link Add callout extensions to a campaign. Callouts are short, non-clickable highlights that appear below your ad. They communicate quick trust signals and differentiators. **IMPORTANT RULES (from google-ads-creative-guidelines.md):** - Max 25 characters each - 4-8 callouts recommended - Should NOT be CTAs (no "click", "buy", "order", "call") - Should NOT end with periods **GOOD EXAMPLES:** - "Free Shipping" - "24/7 Support" - "No Code Required" - "30 Second Setup" - "Award Winning" **BAD EXAMPLES (will be rejected):** - "Click Now" (CTA word) - "Buy Today" (CTA word) - "Free Shipping." (ends with period) **Parameters:** - campaign_id: The campaign ID (REQUIRED). Get from list_campaigns. - callouts: List of callout text strings (REQUIRED). Each max 25 chars. - customer_id: Optional Google Ads customer ID **Execution time:** 2-5 seconds **When to use:** - User wants to add callouts/highlights to their campaign - User asks about extensions or ad enhancements - After creating a campaign, suggest adding callouts **Example:** User: "Add some callouts to my campaign" Agent: 1. Uses list_campaigns to get campaign_id 2. Uses add_callout_extensions with relevant callouts

Request body

All tool arguments are wrapped in an arguments object.

FieldTypeDescription
campaign_idstring requiredThe campaign ID to add callouts to. Get from list_campaigns.
calloutsarray requiredList of callout text strings. Each max 25 characters. Example: ['Free Shipping', '24/7 Support', 'No Code Required']
customer_idstring optionalGoogle Ads customer ID. Required for multi-account users. Get from list_connected_accounts.

Example request

{
  "arguments": {
    "campaign_id": "<campaign_id>",
    "callouts": [
      "string"
    ],
    "customer_id": "string"
  }
}

Example responses

200 — Success

{
  "success": true,
  "data": {
    "text": "(tool-specific textual output for add_callout_extensions)",
    "quota": {
      "used": 42,
      "limit": 150,
      "tier": "plus",
      "period_end": "2026-05-01"
    }
  },
  "tool": "add_callout_extensions"
}

400 — Tool-level error (bad arguments / multi-account selection)

{
  "success": false,
  "error": "You have 25 meta_ads accounts connected. Please specify which account to use by passing the ad_account_id parameter:\n  - Acme Holdings (ad_account_id=\"act_123456789\")\n  - Acme EU (ad_account_id=\"act_987654321\")",
  "is_error": true,
  "tool": "add_callout_extensions"
}

402 — Quota exhausted

{
  "success": false,
  "error": "\ud83d\udea8 Monthly limit reached (150/150 tool calls on Plus tier).\nUpgrade to Pro at https://adspirer.ai to keep building.",
  "is_error": true,
  "tool": "add_callout_extensions",
  "quota": {
    "used": 150,
    "limit": 150,
    "tier": "plus",
    "period_end": "2026-05-01",
    "upgrade_url": "https://adspirer.ai"
  }
}

Try it live

Interactive: Swagger UI

Machine-readable: OpenAPI 3.1 spec · llms-full.txt

More tools: Google Ads · All tools

Adspirer REST API — get an API key at adspirer.ai/keys · adspirer.ai