Master Inbox
Get Reply Status
Check the delivery status of a sent reply from the unified inbox
GET
Track whether your reply was successfully delivered. Use this to confirm email delivery status and troubleshoot sending issues.
Overview
Returns the delivery status of a specific reply sent from the master inbox. Use themessage_id from the email headers to look up the current status of the reply.
Use Cases:
- Delivery confirmation: Verify that a reply was successfully sent
- Troubleshooting: Diagnose delivery failures or delays
- Automation workflows: Poll status after sending a reply via API
- Audit trails: Track when replies were actually delivered
Query Parameters
string
required
Your SmartLead API key
string
required
The email Message-ID header value of the reply you want to check.This is the RFC 5322 Message-ID assigned to the email, typically in angle bracket format:
<uuid@domain.com>Example: <4d9ff292-b7a4-45a1-80aa-e1ac2c925404-133jc7w@dealversego.co>Response Fields
boolean
Whether the request was successful
object
Reply status details
Response Codes
Success
Request successful — reply status retrieved
Unauthorized
Invalid or missing API key
Not Found
No reply found for the given message_id
Validation Error
Missing or invalid
message_id parameterInternal Server Error
Server error occurred
Related Endpoints
- Reply to Message — Send a reply from the inbox
- Get Inbox Replies — Get all inbox replies
- Get Sent Emails — View all sent emails
