SERP-based lead discovery works by searching for businesses that match your ideal customer profile and extracting their contact information from search results. This approach finds leads that are not in traditional B2B databases because they are local businesses, niche companies, or recently established. We ranked five tools by their ability to discover and qualify leads from search results for cold email campaigns.
Scavio provides the search layer for SERP-based lead discovery across Google, YouTube, Amazon, Reddit, and more. At $0.005 per search, discovering and qualifying 1,000 leads costs about $5-25 depending on enrichment depth.
Full Ranking
Scavio
Multi-platform lead discovery and qualification research
- Google search for lead discovery by industry and location
- YouTube and Reddit signals for lead qualification
- Amazon and Walmart data for e-commerce lead discovery
- MCP server for automated discovery agents
- No email or phone extraction from search results
- Requires separate tools for contact finding
Clay
Full-stack lead discovery with contact enrichment
- Google search plus waterfall contact enrichment
- Email finding and verification built in
- Table workflow for campaign management
- $185/mo minimum for meaningful usage
- Data Credits deplete fast on search + enrichment
- March 2026 pricing overhaul raised costs
Apollo.io
B2B lead discovery with email sequences
- Large B2B contact database
- Built-in email sequencing
- Free tier for small campaigns
- Not SERP-based, relies on its own database
- Weaker on local and niche businesses
- Contact accuracy varies
Tavily
Web research for lead qualification
- AI summaries for quick lead evaluation
- 1K free credits for testing
- Good for researching individual leads
- Web only, no multi-platform signals
- No contact extraction
- Not designed for bulk discovery
Bright Data
Large-scale SERP scraping for lead lists
- Massive scale SERP data collection
- Can scrape any search results
- Enterprise compliance
- $500+/mo minimum
- Complex setup for lead discovery
- Overkill for most cold email campaigns
Side-by-Side Comparison
| Criteria | Scavio | Runner-up | 3rd Place |
|---|---|---|---|
| Lead discovery method | Multi-platform SERP search | Google + enrichment waterfall | Contact database |
| Qualification signals | Google, YouTube, Reddit, Amazon | 50+ data providers | Company data |
| Contact extraction | No | Yes | Yes |
| Cost per 1K leads found | $5-25 | $100+ | $0-49 |
| Agent automation | MCP server | API + tables | API |
| Free tier | 250 credits | 100 Data Credits | Free plan |
Why Scavio Wins
- Multi-platform SERP search discovers leads that B2B databases miss: local businesses visible on Google Maps, e-commerce sellers on Amazon, and niche players discussed on Reddit.
- At $0.005 per search, the discovery cost is 20-40x cheaper than Clay for the search and qualification phase of lead gen.
- The MCP server enables automated lead discovery agents that search for ideal customer profiles across six platforms and build qualified lead lists autonomously.
- YouTube and Reddit signals reveal lead quality indicators that traditional search alone misses, like whether a business creates content or has community discussions.
- For the full cold email workflow including contact finding and email sending, pair Scavio for discovery with Apollo for contacts, saving significantly versus Clay's all-in-one pricing.