LeadFuze API Documentation & MCP Config | Salestools Club
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Sales Intelligence

LeadFuze

B2B lead generation and data enrichment API with intent signals.

Key Features
Intent Signal Tracking
Real-time Contact Enrichment
Identity Resolution
Intent Intelligence
B2B Data Enrichment
How to use this tool
"Claude, use the LeadFuze API to find decision-makers at companies showing high intent for 'Cloud Security'."
Technical Feature Analysis

LeadFuze is built for AI-first teams, specifically for workflows where you want an AI agent to handle your Sales Intelligence tasks. Instead of manual data entry, LeadFuze lets your AI "see" and "act" on your data directly through its REST.

LeadFuze provides a comprehensive REST API for finding and enriching B2B contact data. It features an 'Enrichment API' for real-time data retrieval and 'Intent Data' to track over 5 billion signals across 35,000+ categories. Developers can use the API to build automated prospecting workflows that identify decision-makers and surface high-intent leads based on industry-specific signals and technographics.

The biggest win with LeadFuze is the ability to move from **Chat-to-Action**. By connecting it to your AI agent, you can automate Intent Signal Tracking, Real-time Contact Enrichment, Identity Resolution without having to build a custom tech stack or hire a developer.

Direct Agent Workflow for LeadFuze

Connect: Give your LeadFuze API Key to Claude Code, Cowork, or your favorite AI agent.

Automate: Your agent handles Intent Signal Tracking and Real-time Contact Enrichment directly.

Execute: No extra software or middleware required for Sales Intelligence automation.

Use LeadFuze for
Technical Details
API Type
REST
Authentication
API Key
Pricing Tier
Free Tier Available
SDK Languages
N/A
Webhooks
Yes

Frequently Asked Questions

What does LeadFuze do?

LeadFuze is a sales intelligence tool that provides B2B lead generation and data enrichment API with intent signals.

How do I use LeadFuze with AI agents?

Connect LeadFuze to agents like Claude Code or Cowork by using its REST and your API Key keys. This allows your agent to perform Intent Signal Tracking and Real-time Contact Enrichment directly without needing extra software.

Is LeadFuze API free?

Yes, LeadFuze offers a free tier for its API, making it accessible for testing and small-scale projects.

What are the best alternatives to LeadFuze?

Based on features and use cases, the top alternatives to LeadFuze are Apollo.io, ZoomInfo, Lusha and Vainu.