# Leadbase (leadbase.io)

Searches a company and contact database and adds verified emails and phone numbers to prospect lists and CRM records.

- Atlas card: https://inite.ai/en/atlas/leadbase.io
- Site: https://leadbase.io
- For: B2B sales, marketing and recruiting teams building outbound prospect lists, from startups to enterprises
- Categories: sales
- Use not measured/100 · alive 100/100

## Used for

- Build lead lists filtered by role, region and company
- Find direct mobile numbers and emails for cold calling
- Enrich existing CRM records with phone numbers and firmographics

## Price

- from 390 EUR/month, no free plan (read 2026-10-20 on https://leadbase.io/pricing)

## For developers

- MCP server: io.leadbase/leadbase (namespace; auth on 2026-10-20)
- Read 2026-10-20

## MCP server, measured daily

Server: https://www.leadbase.io/api/mcp, checked every day since 2026-10-20 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 255 ms
- Sign-in: OAuth (the client signs the user in)
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: gdpr
- Read 2026-10-20

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Source: INITE Atlas, https://inite.ai/en/atlas/leadbase.io. JSON: https://inite.ai/api/atlas/leadbase.io. MCP: https://inite.ai/api/mcp (atlas_lookup).