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Lusha

Verified B2B emails, phone numbers and buying signals for prospecting and enrichment.

Updated Sep 27, 2026

Overview

Lusha is a B2B data platform for prospecting and enrichment: verified emails, direct and mobile phone numbers, company firmographics, and signals such as job changes, promotions, hiring surges and funding news. Its MCP server finds and enriches contacts and companies, searches by ideal customer profile, finds lookalikes and returns signals and scored recommendations.

The MCP server signs in with OAuth; a client without OAuth can send a Lusha API key in the x-api-key header instead. The REST API (version 3, under https://api.lusha.com/v3/) takes the key in an api_key header. Searches return previews without emails or phones. Credits are charged per search result, per revealed email or phone and per matched signal, and failed lookups are not charged.