Factors.ai
7.7#1 in sales prospecting softwareFrom $199 a monthFree planWebAPI
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| Fact | Factors.ai | LeadBoxer |
|---|---|---|
| API authentication | API requests use bearer authentication with a project-specific private token and return 401 when the token is missing or invalid. | API keys are generated from a LeadBoxer account and sent in the x-api-key header; there is no separate developer-only signup. |
| Founded | 2019 | 2008 |
| Headquarters | Wilmington, Delaware, United States | Amsterdam, Netherlands |
| Integrations | The integrations page lists HubSpot, Salesforce, Zoho CRM, Google, Meta, LinkedIn and Bing ads, Slack, Microsoft Teams, Segment, G2, Google Search Console, Zapier and Make.com. | Listed connectors include Mailchimp, WordPress, HubSpot, Marketo, Pipedrive, ActiveCampaign, GTM, Zapier, Gmail, Outlook, BigQuery, LinkedIn, Drupal, Clearbit, Looker Studio, Gravity Forms, Copernica, and Whatagraph. |
| Product | Factors describes itself as an account intelligence platform that unifies cross-channel intent signals and identifies companies visiting a website. | LeadBoxer describes itself as a B2B signals platform for identifying, qualifying and managing leads. |
Factors.ai is aimed at demand-generation marketers, CMOs, and sales teams at startups and enterprises that prioritize company-level web intent and buyer engagement. It may suit teams seeking account-level signals rather than person-level visitor identification.
LeadBoxer suits SaaS builders, product teams, RevOps teams, and agencies working to identify and manage B2B leads. Its APIs and integrations may suit teams connecting lead signals with existing tools.