# Sendburg > Sendburg is a B2B contact intelligence platform. Search 150M+ verified contacts and 10M+ companies, with AI-generated company briefings, buying signals, verified work emails, and direct-dial phone numbers. The free plan includes 10,000 credits every month — no credit card required. A transparent, self-serve alternative to ZoomInfo, Apollo, Cognism, and Lusha. ## What Sendburg does - Verified B2B emails and phone numbers with real-time deliverability checks (automatic credit refund on any bounce). - AI company briefings and buying signals synthesized from public company data. - 50+ filters: job title, seniority, department, industry, headcount, revenue, funding stage, technology stack, and location. - Self-serve, month-to-month pricing with no annual contract. ## Pricing - Free: 10,000 credits/month, no card required. - Growth: $35/month, 25,000 credits/month, CSV export and audiences. - Scale: $110/month, 50,000 credits/month, API access and LinkedIn Ads sync. - Enterprise: unlimited, custom. See https://send-burg.com/pricing ## Key pages - [Homepage](https://send-burg.com/): overview of the platform. - [Pricing](https://send-burg.com/pricing): plans and credits. - [Our Data](https://send-burg.com/our-data): coverage and data quality. - [Free Email Verifier](https://send-burg.com/email-verifier): verify any email free. - [B2B Contact Database](https://send-burg.com/b2b-contact-database): search by location, industry, and role. - [Start free](https://app.send-burg.com/): create a free account. ## Comparison guides - [Best ZoomInfo alternatives (2026)](https://send-burg.com/blog/zoominfo-alternative-2026) - [Apollo.io alternatives](https://send-burg.com/blog/apollo-alternative-2025) - [Apollo vs ZoomInfo](https://send-burg.com/blog/apollo-vs-zoominfo-2026) - [Best email finder tools (2026)](https://send-burg.com/blog/best-email-finder-tools-2026) - [Best B2B contact databases (2026)](https://send-burg.com/blog/best-b2b-contact-databases-2026) ## How-to guides - [How to find anyone's email address for free](https://send-burg.com/blog/how-to-find-email-address-free) - [How to verify email addresses](https://send-burg.com/blog/how-to-verify-email-addresses) - [How to find decision-makers](https://send-burg.com/blog/how-to-find-decision-makers) - [How to build a prospect list](https://send-burg.com/blog/how-to-build-prospect-list) - [Building an ICP](https://send-burg.com/blog/icp-building-guide) ## AI assistant integration - Sendburg has an MCP connector so you can search its B2B data directly from Claude and ChatGPT: https://send-burg.com/blog/mcp-connector-setup-guide ## Contact - Sales and support: sales@send-burg.com - Get started free: https://app.send-burg.com/