API Reference › Google Ads › add_negative_keywords

add_negative_keywords

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_negative_keywords/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 negative keywords to a campaign. Negative keywords prevent your ads from showing for certain searches. They help save budget by avoiding irrelevant clicks. **Parameters:** - campaign_id: The campaign ID (REQUIRED - get from list_campaigns) - keywords: List of negative keywords to add - customer_id: Optional **Each keyword needs:** - text: The keyword phrase (e.g., "free", "cheap", "diy") - match_type: EXACT, PHRASE, or BROAD (default: BROAD) **Campaign-level vs Ad Group-level:** This adds negative keywords at CAMPAIGN level, affecting ALL ad groups. **Common negative keywords:** - "free", "cheap", "discount" (for premium brands) - "jobs", "salary", "careers" (for product companies) - "diy", "how to", "tutorial" (for service providers) **Execution time:** 2-4 seconds **Example:** User: "Block searches containing 'free' and 'cheap'" Agent: Uses add_negative_keywords with campaign_id and keywords list

Request body

All tool arguments are wrapped in an arguments object.

FieldTypeDescription
campaign_idstring requiredThe campaign ID to add negative keywords to. Use list_campaigns first.
keywordsarray requiredList of negative keywords. Each: {text, match_type (EXACT/PHRASE/BROAD)}. These prevent ads from showing for unwanted searches.
customer_idstring optionalGoogle Ads customer ID. Required for multi-account users. Get from list_connected_accounts.

Example request

{
  "arguments": {
    "campaign_id": "<campaign_id>",
    "keywords": [
      {
        "text": "free",
        "match_type": "BROAD"
      },
      {
        "text": "cheap",
        "match_type": "PHRASE"
      }
    ],
    "customer_id": "string"
  }
}

Example responses

200 — Success

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

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_negative_keywords"
}

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_negative_keywords",
  "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