Leadfeeder (Dealfront) Website Visitor Intelligence API
Leadfeeder (Dealfront) Website Visitor Intelligence REST API for B2B website visitor identification and account intelligence platform. Enables AI agents to manage website visitor company identification and enrichment automation, handle account-level visit scoring and lead qualification, access page-level behavior and content consumption data per company, retrieve visit history and company engagement trend tracking, manage CRM lead creation from high-intent website visitors, handle integration with Salesforce, HubSpot, and Pipedrive for visitor-to-lead routing, access filtered visitor feeds by industry, company size, and location, retrieve B2B contact data for identified visiting companies, manage custom feed creation for specific ICP segments, and integrate visitor intelligence with marketing automation and ABM platforms.
Score Breakdown
⚙ Agent Friendliness
🔒 Security
Website visitor data. SOC2, GDPR. API token/OAuth2. EU. Company-level visit data.
⚡ Reliability
Best When
A B2B company using Leadfeeder/Dealfront wants AI agents to automate website visitor identification, high-intent company routing to sales, CRM enrichment with engagement data, and ABM activation.
Avoid When
PRIVACY RISK: Website visitor tracking using IP-to-company identification has GDPR and ePrivacy implications — ensure proper legal basis (legitimate interest) and privacy policy disclosure. Individual user tracking is not permitted; only company-level identification is GDPR-compliant. US CCPA opt-out requirements apply.
Use Cases
- • Identifying anonymous B2B website visitors from website intelligence agents
- • Routing high-intent visitor companies to SDRs from sales automation agents
- • Enriching CRM with website engagement data from marketing automation agents
- • Activating visitor segments for retargeting from ABM campaign agents
Not For
- • Consumer websites without B2B company visitor identification needs
- • High-traffic consumer content without intent-based company targeting
- • GDPR-strict environments requiring individual user consent for tracking
Interface
Authentication
Leadfeeder uses API token and OAuth 2.0 for access. Per-account token with read access to visitor data. Webhooks for new visit events. REST API at docs.leadfeeder.com. Dealfront merger (2022) combined Leadfeeder + Echobot. Salesforce, HubSpot, Pipedrive native integrations.
Pricing
Helsinki, Finland. Leadfeeder founded 2012. Merged with Echobot to form Dealfront (2022). Private ($180M+ funding). Website visitor identification market leader. 60,000+ customers. IP-to-company identification technology. GDPR-compliant architecture. Competes with Albacross and Visitor Queue for B2B visitor identification.
Agent Metadata
Known Gotchas
- ⚠ PRIVACY RISK: IP-to-company identification requires GDPR legitimate interest basis and privacy policy disclosure; individual user tracking not permitted
- ⚠ Company-level only — Leadfeeder identifies visiting companies, not individual users; automation must use company-level data only
- ⚠ Dealfront merger impact — Leadfeeder merged with Echobot to form Dealfront; API may evolve; verify current API surface
- ⚠ Free tier data limits — free plan restricts to 7 days history; production automation requires paid plan
- ⚠ Domain verification — website must have Leadfeeder tracking script installed for visitor data collection
- ⚠ Webhook for real-time — polling is inefficient for new visit events; configure webhooks for real-time visitor notifications
Alternatives
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Scores are editorial opinions as of 2026-03-07.