Apollo.Io Vs Clay: Compare APIs & MCP Support (2026) | Salestools Club

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Side-by-Side Comparison

Apollo.io logo

Apollo.io

The ultimate sales intelligence and engagement platform for AI-native teams.

VS
Clay logo

Clay

The universal data enrichment and outbound orchestration platform.

Apollo.io
Clay
API Type
REST
REST
MCP Ready
YES
YES
Free Tier
YES
NO
SDKs
None
Node.js
Webhooks
YES
YES
Capabilities
Lead Enrichment, AI Search, Intent Signals, Automated Outreach, MCP Prospecting, Sequence Enrollment, Contact Enrichment
Waterfall Enrichment, AI-Powered Outbound, Universal Data Connector, B2B Data Enrichment

API & MCP Analysis

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

Both Apollo.io and Clay support MCP (Model Context Protocol), meaning you can connect either directly to Claude, Cursor, or other AI agents without writing custom integration code.

Apollo.io Starter Prompt

"Claude, use the Apollo MCP to search for 50 VP Sales at Series B SaaS companies in New York, enrich their contacts, and add them to my 'Q3 Outreach' sequence."

Clay Starter Prompt

"Claude, search my 'Q1 Prospects' table in Clay for companies with over $50M in funding and list their founders."

Support & Guidance

Apollo.io vs Clay FAQ

01

Which has a better API for AI agents — Apollo.io or Clay?

Apollo.io offers an MCP server for direct AI agent integration. Clay also offers an MCP server. Check the comparison table above for a full breakdown of SDKs, webhooks, and capabilities.
02

Can I connect Apollo.io or Clay to Claude or Cursor?

Yes, both tools have MCP servers that work with Claude, Cursor, and other AI coding agents.
03

Apollo.io vs Clay — which is better for sales automation?

It depends on your stack. Apollo.io is "The ultimate sales intelligence and engagement platform for AI-native teams." while Clay is "The universal data enrichment and outbound orchestration platform.". Compare their API capabilities, MCP support, and pricing above to find the right fit for your workflow.

Ready to pick your tool?

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