Update Draft
PATCH
/
inboxes
/
:inbox_id
/
drafts
/
:draft_id
import { Resend } from 'resend';
const resend = new Resend('re_xxxxxxxxx');
const { data, error } = await resend.inboxes.drafts.update({
inboxId: 'b3e2b2b6-3f0e-4c8e-9ad3-2f43a1e2c7f1',
draftId: 'c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32',
subject: 'Refund issued for order 1041',
});curl -X PATCH 'https://api.resend.com/inboxes/b3e2b2b6-3f0e-4c8e-9ad3-2f43a1e2c7f1/drafts/c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32' \
-H 'Authorization: Bearer re_xxxxxxxxx' \
-H 'Content-Type: application/json' \
-d $'{
"subject": "Refund issued for order 1041"
}'resend inboxes drafts update \
--inbox_id b3e2b2b6-3f0e-4c8e-9ad3-2f43a1e2c7f1 \
--draft_id c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32 \
--subject "Refund issued for order 1041"{
"object": "inbox_draft",
"id": "c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32",
"type": "standalone",
"to": ["ada@example.org"],
"cc": [],
"bcc": [],
"subject": "Refund issued for order 1041",
"html": "<p>Refund issued for order 1041.</p>",
"text": "Refund issued for order 1041.",
"thread_id": null,
"reply_to_email_id": null,
"email_id": null,
"created_at": "2026-08-05T14:12:04.110Z",
"updated_at": "2026-08-05T14:13:22.004Z"
}Omitted fields are left unchanged. Send at least one of to, cc, bcc, subject, text, or html. The merged draft must still contain at least one non-empty field. Combined recipients cannot exceed 50.
Path Parameters
Section titled “Path Parameters”Body Parameters
Section titled “Body Parameters”string | string[] | null
Recipients. Pass null to clear.
string | string[] | null
CC recipients. Pass null or [] to clear.
string | string[] | null
BCC recipients. Pass null or [] to clear.
string | null
The subject. Pass null to clear. Max 2000 characters.
string | null
The HTML body. Pass null to clear.
string | null
The plain-text body. Pass null to clear.
Response Fields
Section titled “Response Fields”string
Always inbox_draft.
string
The ID of the draft.
string
standalone for a new conversation, or reply.
string[] | null
Recipients.
string[]
CC recipients.
string[]
BCC recipients.
string | null
The subject.
string | null
The HTML body.
string | null
The plain-text body.
string | null
The Thread ID when this draft is a reply. null otherwise.
string | null
The Email ID being replied to. null otherwise.
string | null
The queued outbound email after send. null until then.
string
ISO 8601 timestamp when the draft was created.
string
ISO 8601 timestamp when the draft was last saved.
import { Resend } from 'resend';
const resend = new Resend('re_xxxxxxxxx');
const { data, error } = await resend.inboxes.drafts.update({
inboxId: 'b3e2b2b6-3f0e-4c8e-9ad3-2f43a1e2c7f1',
draftId: 'c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32',
subject: 'Refund issued for order 1041',
});curl -X PATCH 'https://api.resend.com/inboxes/b3e2b2b6-3f0e-4c8e-9ad3-2f43a1e2c7f1/drafts/c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32' \
-H 'Authorization: Bearer re_xxxxxxxxx' \
-H 'Content-Type: application/json' \
-d $'{
"subject": "Refund issued for order 1041"
}'resend inboxes drafts update \
--inbox_id b3e2b2b6-3f0e-4c8e-9ad3-2f43a1e2c7f1 \
--draft_id c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32 \
--subject "Refund issued for order 1041"{
"object": "inbox_draft",
"id": "c3a1e8b4-2d5f-4a7c-9e10-6b8d7f5a4c32",
"type": "standalone",
"to": ["ada@example.org"],
"cc": [],
"bcc": [],
"subject": "Refund issued for order 1041",
"html": "<p>Refund issued for order 1041.</p>",
"text": "Refund issued for order 1041.",
"thread_id": null,
"reply_to_email_id": null,
"email_id": null,
"created_at": "2026-08-05T14:12:04.110Z",
"updated_at": "2026-08-05T14:13:22.004Z"
}Was this page helpful?
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