CompareSide-by-Side Comparison
Apollo.io
The ultimate sales intelligence and engagement platform for AI-native teams.
VS
Zeliq
All-in-one sales prospecting platform with massive contact database.
Apollo.io
Zeliq
API Type
REST
REST
MCP Ready
YES
YES
Free Tier
YES
YES
SDKs
None
None
Webhooks
YES
YES
Capabilities
Lead Enrichment, AI Search, Intent Signals, Automated Outreach, B2B Data Enrichment, Intent Intelligence, Cold Email Outreach
Lead Discovery API, Automated Contact Enrichment, Omnichannel Outreach, Lead Generation, B2B Data Enrichment
Apollo.io
Zeliq
API Type
REST
REST
MCP Ready
YES
YES
Free Tier
YES
YES
SDKs
None
None
Webhooks
YES
YES
Capabilities
Lead Enrichment, AI Search, Intent Signals, Automated Outreach, B2B Data Enrichment, Intent Intelligence, Cold Email Outreach
Lead Discovery API, Automated Contact Enrichment, Omnichannel Outreach, Lead Generation, B2B Data Enrichment
API & MCP Analysis
For AI-native operators choosing between Apollo.io and Zeliq, the decision comes down to API accessibility and how easily your agent can interface with each tool.
Both Apollo.io and Zeliq 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 Apollo API to find 50 CEOs of SaaS companies in New York with recent funding and enrich their emails."
Zeliq Starter Prompt
"Claude, use Zeliq to find 20 leads at SaaS companies in France and enrich their records with direct phone numbers."
Support & Guidance
Apollo.io vs Zeliq FAQ
01
Which has a better API for AI agents — Apollo.io or Zeliq?
Apollo.io offers an MCP server for direct AI agent integration. Zeliq 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 Zeliq to Claude or Cursor?
Yes, both tools have MCP servers that work with Claude, Cursor, and other AI coding agents.
03
Apollo.io vs Zeliq — 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 Zeliq is "All-in-one sales prospecting platform with massive contact database.". Compare their API capabilities, MCP support, and pricing above to find the right fit for your workflow.