Find Leads Not Yet in Your CRM (Left Anti Join)
Adam Pearce
Return only the rows in list A that have no match in list B by email or ID: new leads not in your CRM, products you don't stock, contacts who haven't replied.
Input
Output fields
Sign up on Apify or log in
The Dataset Join & Merge (VLOOKUP for Datasets) Actor is ready to run with the inputs already set for "Find Leads Not Yet in Your CRM (Left Anti Join)". Sign up or log in and you'll land in Apify Console with a copy of this exact task.
Start the "Find Leads Not Yet in Your CRM (Left Anti Join)" task
The Dataset Join & Merge (VLOOKUP for Datasets) Actor will start running based on the input automatically. You can also change all the input fields, like left data (inline), right data (inline), and more, to match your specific use case.
Receive the "Find Leads Not Yet in Your CRM (Left Anti Join)" output
Monitor the progress in real time. You will be notified as soon as your dataset is complete and ready for review. Each result includes data such as join status, matches, email, and more.
Integrate into your workflow
The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow. You can also run the "Find Leads Not Yet in Your CRM (Left Anti Join)" task via API.

Integrate "Find Leads Not Yet in Your CRM (Left Anti Join)" into your workflow
Connect "Find Leads Not Yet in Your CRM (Left Anti Join)" with 100+ integrations, or run it via API or MCP.
Webhook
n8n
Make
Zapier
Airbyte
Keboola
IFTTT
Hubspot
GDrive
Gmail
Apify MCP
GitHub
Slack
LangChain
LlamaIndex
Flowise
Pinecone
OpenAI
Mastra
Clay