Send email

email.send
Add to your agent
Sender like "Ada <ada@yourdomain.com>", on a domain verified with Opentools
Recipients
Cc recipients
Bcc recipients
Subject line
Plain-text body
HTML body
Where replies go
Up to 10 files, 25 MB in total
Log in to run it
Results appear here

Provider

ResendYour key: $0.0000$0.0030

Use it from your agent

View schema →
Once Opentools is connected, just ask your agent:
“Email this report to finance@acme.com with the PDF attached.”“Send the customer a short note that their order shipped.”
Connect Claude, Cursor or another MCP client →

Often used with

Create webhook inboxinbox.create_webhookA public URL that catches webhooks.Create email inboxinbox.create_emailA real address that receives mail.List inboxesinbox.listYour webhook URLs and addresses.Read inboxinbox.messagesRequests or emails an inbox received.