Clay Vs FullEnrich: Compare APIs & MCP Support (2026) | Salestools Club

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Side-by-Side Comparison

Clay logo

Clay

The universal data enrichment and outbound orchestration platform.

VS
FullEnrich logo

FullEnrich

Waterfall enrichment API for emails and phone numbers.

Clay
FullEnrich
API Type
REST, CLI
REST
MCP Ready
YES
NO
Free Tier
NO
NO
SDKs
Node.js
None
Webhooks
YES
YES
Capabilities
Waterfall Enrichment, AI-Powered Outbound, Universal Data Connector, B2B Data Enrichment, Workflow Automation, Functions Execution
Waterfall Data Retrieval, Contact Verification, Multi-provider Enrichment, B2B Data Enrichment

API & MCP Analysis

For AI-native operators choosing between Clay and FullEnrich, the decision comes down to API accessibility and how easily your agent can interface with each tool.

Clay has the edge here with an official MCP server, letting you connect it directly to Claude or Cursor. FullEnrich requires a REST API integration, which means your agent needs the API docs to build the connection.

Clay Starter Prompt

"Set up the Clay plugin by following the steps at github.com/clay-run/agent-plugins, then search my 'Q1 Prospects' table for companies with over $50M in funding and list their founders."

FullEnrich Starter Prompt

"Claude, use FullEnrich to find the direct phone number for this list of LinkedIn profiles."

Support & Guidance

Clay vs FullEnrich FAQ

01

Which has a better API for AI agents — Clay or FullEnrich?

Clay offers an MCP server for direct AI agent integration. FullEnrich provides a REST API. Check the comparison table above for a full breakdown of SDKs, webhooks, and capabilities.
02

Can I connect Clay or FullEnrich to Claude or Cursor?

Clay has an official MCP server for direct connection. For FullEnrich, you can use the REST API docs with your AI agent.
03

Clay vs FullEnrich — which is better for sales automation?

It depends on your stack. Clay is "The universal data enrichment and outbound orchestration platform." while FullEnrich is "Waterfall enrichment API for emails and phone numbers.". Compare their API capabilities, MCP support, and pricing above to find the right fit for your workflow.

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