Resend API (unofficial showcase)
GET/inboxes/{inbox_id}/threads/{thread_id}/emails/{email_id}

Retrieve an email from a thread

Retrieves a specific email from an inbox thread. Use the inbox, thread, and email identifiers to select the message whose details you need.

3 parameters
inbox_idstringrequired
The UUID of the inbox containing the thread; an email address is not accepted.
thread_idstringrequired
The UUID of the thread containing the email.
email_idstringrequired
The UUID of the email to retrieve, as returned by the list thread emails endpoint.

1 status code
200Returns the email's ID, direction, sender and recipient addresses, subject, message ID, HTML and plain-text bodies, attachments, read state, and received timestamp.
idstringrequired
The ID of the message.
directionstringrequired
Whether the inbox received the message (`inbound`) or sent it (`outbound`). A message the inbox sent to itself is `inbound`, so a reply to it goes to its sender.
Allowed:inboundoutbound
fromstringrequired
Sender email address. Includes the display name when the sender has one, in the format "Name <sender@domain.com>".
toarray<string>required
The recipients of the message. For a received message, these are the addresses it was delivered to, not the full `To` header.
ccarray<string>required
The CC recipients of the message.
bccarray<string>required
The BCC recipients of the message. Always empty for a received message.
reply_toarray<string>required
The Reply-To addresses of the message.
subjectstringrequired
The subject of the message.
message_idstringrequired
The Message-ID header of the message.
htmlstringrequired
The HTML body.
textstringrequired
The plain-text body.
attachmentsarray<object>required
The attachments of the message.
readbooleanrequired
Whether the message has been read.
received_atstringrequired
Timestamp when the inbox received the message, or when the inbox sent it.

Error handling

The inbox_id, thread_id, and email_id path parameters must each be UUIDs, and the email must belong to the specified thread and inbox.