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How to Automate Form Lead Capture and AI Enrichment in Google Sheets?

Capture a lead request, enrich it with contact and social details, and store everything in Google Sheets. Great for sales teams that want faster prospecting and better outreach. The setup builds complete profiles, including email status and short AI summaries.

The flow starts when a form is submitted with job title, location, and lead count. Leads are created with an Apollo step, cleaned, and appended to a working sheet. OpenAI extracts the LinkedIn username from each profile link. Emails are pulled from Apollo and checked for deliverability, then a decision step updates valid or invalid status. Next, profile About and latest posts are fetched through RapidAPI. If that path is not available, an Apify route can run as a backup. Data is cleaned, turned into text, summarized by AI, and written back to Google Sheets. Fully enriched rows move into a final database.

Setup needs Google Sheets, OpenAI, an Apollo key, and either RapidAPI or Apify access. Scheduled jobs recycle failed or invalid rows back to pending so nothing gets stuck. Expect faster research, fewer bounces, and better message prep. Useful for SDR teams, agencies, and founders who want targeted outreach at scale.

What are the key features?

  • Form intake collects job title, location, and lead count to start prospecting
  • Apollo step generates leads and writes records into Google Sheets
  • OpenAI removes the LinkedIn domain to extract the username cleanly
  • Email retrieval and deliverability check routes valid and invalid results
  • RapidAPI pulls profile About and latest posts with an Apify fallback route
  • AI creates short summaries for profiles and posts for quick outreach prep
  • Scheduled retries move failed or invalid rows back to pending automatically
  • Fully enriched contacts are appended to a final master sheet

What are the benefits?

  • Reduce manual research from 3 hours to 15 minutes per 100 leads
  • Automate up to 80 percent of lead enrichment steps
  • Cut email bounces by up to 60 percent with deliverability checks
  • Handle up to 10 times more prospects without extra staff
  • Connect Google Sheets, Apollo, RapidAPI, and OpenAI in one flow

How do you set it up?

  1. Import the template into n8n: Create a new workflow in n8n > Click the three dots menu > Select 'Import from File' > Choose the downloaded JSON file.
  2. You'll need accounts with Google Sheets, OpenAI, Apollo, RapidAPI and Apify. See the Tools Required section above for links to create accounts with these services.
  3. In the n8n credentials manager, create Google Sheets OAuth2 credentials. Double click a Google Sheets node, choose 'Credential to connect with', click 'Create new credential', and follow the on screen steps to connect your Google account.
  4. Set up OpenAI: double click an OpenAI node, create a new credential, paste your API key from the OpenAI API page, and save.
  5. Configure Apollo: open the Apollo nodes or HTTP Request nodes that call Apollo, create a new API Key credential, and paste the key from your Apollo dashboard.
  6. Add RapidAPI: open the HTTP Request nodes for profile and posts, create a new API Key credential, and enter your RapidAPI key. Confirm required headers and host names match the provider docs.
  7. Optional Apify route: create an API Token credential for Apify and paste your token. Update the actor or task IDs if needed.
  8. Open the Form Trigger node and confirm the form title and fields match Job Title, Location, and Number of Leads. Copy the webhook URL and run a test submission.
  9. Set the Google Sheets document and sheet in all Google Sheets and Google Sheets Trigger nodes to your spreadsheet. Ensure columns for status fields exist as referenced by the nodes.
  10. Review the HTTP Request nodes for email find and validity check. Add any required endpoints and map response fields used in the If node that checks email validity.
  11. Confirm poll times for Google Sheets Triggers and enable the Schedule Trigger nodes for retries. Adjust frequency to fit your volume and rate limits.
  12. Run an end to end test: submit the form, watch new leads appear in the sheet, check that emails and summaries fill in, and verify that fully enriched rows append to the final database.
  13. Troubleshoot common issues: missing columns cause update failures, rate limits can pause API calls, and invalid API keys return empty results. If RapidAPI is not available, enable the Apify path. Adjust the model in AI nodes if you hit token limits.

Tools Required

$24 / mo or $20 / mo billed annually to use n8n in the cloud. However, the local or self-hosted n8n Community Edition is free.

Apify

Sign up

Free plan: $0 / mo with $5 monthly platform credits; API access via token

Apollo

Sign up

Free plan: $0 / mo; basic API access included on all plans

Google Sheets

Sign up

Free: $0 (Google Sheets API usage has no additional cost; quota limits apply)

OpenAI

Sign up

Pay-as-you-go: GPT-5 at $1.25 per 1M input tokens and $10 per 1M output tokens

RapidAPI

Sign up

Free APIs: $0 (platform supports free plans; typical cap 1,000 requests/hour and 500,000 requests / mo; quotas vary by API)

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