Step 1: Generate API Key from Instantly.ai
ProcedureLogin to Instantly.ai.
Click the profile icon at the bottom-left of the dashboard.
Navigate to Settings.

Go to Integrations > API Keys > Version 2.
View or generate new API keys.
Click Create API Key, enter necessary details, and confirm.

Copy and store the API key securely — it won't be shown again.

Use this key to authenticate requests from SkySenders.
Notes/TipsDo not share your API key; it acts as your identity on the platform.
Step 2: Integrate the API Key in SkySenders.aiConnect Instantly.ai to SkySenders using the API key to enable mailbox transfer.
ProcedureLogin to SkySenders.ai.
Go to Settings at the bottom left of the dashboard.

Navigate to the Integration section.
Select Instantly.ai from integration options.

To add new key, click Add New API Key.

Enter the API Key Name and the API Key.
Click Connect Now.

Notes/TipsDouble-check API key accuracy to prevent integration errors.
Step 3: Push Mailbox from SkySenders.ai to Instantly.aiTransfer mailbox details from SkySenders to Instantly using the API integration.
ProcedureGo to All Mailbox in your SkySenders dashboard.
Select the mailbox you want to push.
Click Push Mailbox (top right).

Choose Instantly.ai from the dropdown.
Select the appropriate API Key.
Optionally, enable the Warm-up feature.
Click Push Mailboxes.

Notes/TipsEnsure mailbox details are accurate before pushing to avoid transfer issues.
Step 1: Download CSV File from SkySenders.aiExport mailbox data as a CSV file to import into Instantly.ai manually.
ProcedureLogin to SkySenders.
Click on Domain (top left).

Select the domain you want to export from.
Click Export CSV (top right).
Select Instantly.ai format.
Click Export Now.

The CSV file will download automatically.
Notes/TipsConfirm file contains all necessary mailbox fields.
Step 2: Add Mailbox in Instantly.ai via CSV FileUse the downloaded CSV file to bulk import mailboxes into Instantly.ai.
ProcedureLogin to Instantly.ai.
Click the profile icon (bottom left).
Navigate to Email Account.

Click Add New (top right).
Select Any Provider > Import from CSV.
Choose and upload your CSV file.

If successful, mailbox details will appear in the Mailboxes list.
Notes/TipsOnly available on Hypergrowth plan or above.
Add Mailbox Using SMTP & IMAPManually configure mailboxes using IMAP/SMTP credentials.
ProcedureLogin to Instantly.ai.
Click the profile icon (bottom left).
Go to Email Account.
Click Add New.

Select IMAP/SMTP at bottom right.

Choose Any Provider or Single Account.

Enter email account details.

Fill IMAP Server Data, click Next.

Fill SMTP Server Data, click Next.

Click Connect Account.
Notes/TipsEnsure correct server settings to prevent connection issues.
Check Mailbox Status in Instantly.aiReview the status of mailbox connections from the Instantly.ai dashboard.
ProcedureLogin to Instantly.ai.
Navigate to Email Account (left sidebar).
Successfully pushed mailboxes will be listed here.
Failed mailbox pushes will not appear.

Notes/TipsUser need to be on the Hypergrowth plan (or above) to be able to access the API key and Import from CSV.