n8n templatesn8n templates

Google Keyword Autocomplete Miner (A-Z Keyword Search)

This workflow automatically combines keywords with the letters A to Z and calls the Google Autocomplete API to batch capture potential long-tail keywords and popular search terms. It employs batch processing and a delay mechanism to ensure efficient and stable data retrieval, effectively addressing the low efficiency issues of traditional manual queries. It is suitable for SEO optimization, content creation, and market research, helping users systematically mine keywords, enhancing both the depth and breadth of keyword collection, and providing data support for content strategies.

Workflow Diagram
Google Keyword Autocomplete Miner (A-Z Keyword Search) Workflow diagram

Workflow Name

Google Keyword Autocomplete Miner (A-Z Keyword Search)

Key Features and Highlights

This workflow automatically combines an input keyword with each of the 26 letters of the alphabet (A to Z) and calls the Google Autocomplete API to batch fetch complete keyword search suggestions. It helps users discover potential long-tail keywords and trending search terms. By employing batch processing and delay mechanisms, it avoids being blocked by Google’s API, ensuring stable and efficient data retrieval.

Core Problems Addressed

When performing SEO optimization, content creation, or market research, users often need to obtain a large volume of accurate keyword suggestions. Traditional manual querying methods are inefficient and incomplete. This workflow automatically generates expanded query terms in bulk and systematically acquires Google autocomplete results, greatly improving the efficiency and coverage of keyword mining.

Application Scenarios

  • SEO specialists searching for long-tail keywords
  • Content creators exploring trending topics and related search terms
  • Market research and user demand analysis
  • Product promotion planning with precise user interest targeting

Main Process Steps

  1. Keyword Input: Receive the initial keyword via a ChatTrigger node.
  2. Generate A-Z Queries: Automatically concatenate the keyword with letters a through z, forming 26 query requests.
  3. Batch API Calls: Send the 26 requests in batches (10 requests per batch) to the Google Autocomplete API.
  4. Delay Between Batches: Wait 1 second between batches to prevent excessive API call frequency and avoid blocking.
  5. Parse Response Data: Extract autocomplete keyword suggestions from each query’s response.
  6. Merge Keywords: Aggregate all keywords returned from each batch into a comprehensive list.
  7. Return Results: Deliver the final keyword list through a Webhook response.

Involved Systems or Services

  • Google Autocomplete API
  • n8n built-in nodes: Code node, HTTP Request node, Wait node, SplitInBatches node, Webhook trigger and response nodes, etc.

Target Users and Value

This workflow is suitable for SEO experts, content marketers, digital marketing teams, product managers, and anyone needing systematic keyword mining and user search intent analysis. By automating the process, it significantly reduces manual query time and enhances the depth and breadth of keyword collection, providing valuable data support for content strategies and promotional plans.