CompareSide-by-Side Comparison
Cleanlist
B2B data enrichment API using waterfall technology across 10+ providers.
VS
Clearbit (Breeze)
Real-time company and person enrichment API by HubSpot.
Cleanlist
Clearbit (Breeze)
API Type
REST
REST
MCP Ready
NO
NO
Free Tier
YES
NO
SDKs
None
Node.js, Python, Ruby
Webhooks
NO
YES
Capabilities
Email Enrichment, Phone Number Lookup, AI People Search, Smart Agents, Bulk Enrichment, CRM Sync, Waterfall Enrichment
B2B Enrichment, Lead Scoring, IP Reveal, CRM Sync, B2B Data Enrichment, Lead Management & Scoring, CRM Automation
Cleanlist
Clearbit (Breeze)
API Type
REST
REST
MCP Ready
NO
NO
Free Tier
YES
NO
SDKs
None
Node.js, Python, Ruby
Webhooks
NO
YES
Capabilities
Email Enrichment, Phone Number Lookup, AI People Search, Smart Agents, Bulk Enrichment, CRM Sync, Waterfall Enrichment
B2B Enrichment, Lead Scoring, IP Reveal, CRM Sync, B2B Data Enrichment, Lead Management & Scoring, CRM Automation
API & MCP Analysis
For AI-native operators choosing between Cleanlist and Clearbit (Breeze), the decision comes down to API accessibility and how easily your agent can interface with each tool.
Neither tool currently offers an official MCP server, so you'll need to use their REST APIs directly. Provide the API documentation to your AI agent and let it build the integration for you.
Cleanlist Starter Prompt
"Claude, use Cleanlist API to enrich 100 leads with verified email addresses and phone numbers using waterfall enrichment."
Clearbit (Breeze) Starter Prompt
"Claude, use Clearbit API to enrich this list of domains with their employee count and industry."
Support & Guidance
Cleanlist vs Clearbit (Breeze) FAQ
01
Which has a better API for AI agents — Cleanlist or Clearbit (Breeze)?
Cleanlist provides a REST API. Clearbit (Breeze) provides a REST API. Check the comparison table above for a full breakdown of SDKs, webhooks, and capabilities.
02
Can I connect Cleanlist or Clearbit (Breeze) to Claude or Cursor?
Neither has an official MCP server yet, but both have REST APIs. Paste the API docs into your agent and ask it to build the integration.
03
Cleanlist vs Clearbit (Breeze) — which is better for sales automation?
It depends on your stack. Cleanlist is "B2B data enrichment API using waterfall technology across 10+ providers." while Clearbit (Breeze) is "Real-time company and person enrichment API by HubSpot.". Compare their API capabilities, MCP support, and pricing above to find the right fit for your workflow.