Resend


Schemes	`resend://`
Cargo feature	`service-resend`
Service	https://resend.com
Body formats	`html` (first is the default)
Attachments	yes
Title length	250 characters
Body length	32,768 characters
Body lines	unlimited
Request throttle	200 ms between requests
Vendor URLs accepted	no

URL formats

{schema}://{apikey}:{from_addr}
{schema}://{apikey}:{from_addr}/{targets}

{schema} is one of resend://.

URL tokens

Token	Meaning	Type	Required	Notes
`{apikey}`	API Key	string	yes	secret; must match `^[A-Z0-9._-]+$`
`{from_addr}`	Source Email	email	yes
`{target_email}`	Target Email	email	no
`{targets}`	Targets	list	no	any of `target_email`; separated by `/`

Query parameters

Parameter	Meaning	Type	Notes
`apikey`	API Key	string
`bcc`	Blind Carbon Copy	list	separated by `,` or space
`cc`	Carbon Copy	list	separated by `,` or space
`from`	From Address	string
`name`	From Name	string
`reply`	Reply To	list	separated by `,` or space
`to`	Targets	list	sets `{targets}`

The common URL parameters (format, overflow, verify, redirect, cto, rto, retry, wait, store, tag, tz, user, password, port, optional, emojis) apply as well.

Examples

Accepted URLs (tokens are fake):

resend://abcd:user@example.com
resend://abcd:user@example.com/newuser1@example.com
resend://abcd:user@example.com/newuser9@example.com?format=text
resend://abcd:user@example.com/newuser2@example.com?name=Jessica
resend://abcd:user@example.com/newuser8@example.com?cc=l2g@nuxref.com
resend://abcd:user@example.com/newuser9@example.com?to=l2g@nuxref.com
resend://abcd:user@example.com/newuser7@example.com?bcc=l2g@nuxref.com
resend://abcd@newuser4%40example.com?name=Ralph&from=user2@example.ca

Rejected URLs:

resend://
resend://:@/
resend://abcd
resend://abcd@host

Send one from the command line:

mercurio -t 'Backup' -b 'Finished in 42s' 'resend://abcd:user@example.com'

Notes

Resend (resend://): e-mail through the Resend API.

resend://{apikey}:{from_user}@{from_domain}[/{to_email}...] resend://{to_email_domain}?apikey=..&from=.. (the host becomes a target) ?name=..&cc=..&bcc=..&reply=..&to=..

Without targets the message goes to the sender.