Open Source Sales Intelligence

DataLayer

B2B data enrichment MCP server — 60M companies, 300M contacts, buying intent signals.

Project Resources

GitHub Repository ↗Documentation ↗Website ↗

Open Source

This tool is fully open-source. You can inspect the code, contribute to its development, and ensure full data sovereignty by hosting it yourself.

Self-Hostable

Avoid vendor lock-in. Deploy DataLayer on your own infrastructure (AWS, DigitalOcean, or private servers) for maximum privacy and control.

AI Agent Capabilities

Person Enrichment

Company Enrichment

Technographic Analysis

Buying Intent Signals

Email Finding

Phone Finding

People Search

Company Search

Project Description

DataLayer provides a B2B data enrichment API and MCP server that gives AI agents access to 60M+ companies and 300M+ verified contacts. Find work emails, phone numbers, company profiles, tech stacks across 16 categories, and buying intent signals (Google ad spend, web traffic, hiring velocity, employee growth, funding). Supports hosted MCP (OAuth 2.1) and stdio MCP for Claude, Cursor, Windsurf. Contacts are re-verified on a 90-day cycle. 10 free credits on signup, plans from $49/mo.

Technical Meta

API Type

REST

Authentication

API Key / OAuth2

Languages

N/A

License

Open Source