PlusVibe.ai
  1. Unibox
PlusVibe.ai
  • PlusVibe.ai API Documentation
  • Workspace
    • Get workspaces
      GET
    • Add a new workspace
      POST
  • Campaign
    • Create a new campaign
      POST
    • Create a new subsequence
      POST
    • List campaigns (deprecated)
      GET
    • List all campaigns
      GET
    • Get campaign name
      GET
    • Get campaign status
      GET
    • Get campaign email accounts
      GET
    • Get campaign emails
      GET
    • Set campaign name
      POST
    • Set campaign Schedules
      POST
    • Activate campaign
      POST
    • Pause campaign
      POST
    • Update Campaign
      PATCH
    • Delete or archive a campaign
      DELETE
  • Lead
    • Add leads to a campaign
      POST
    • Add leads to a subsequence campaign
      POST
    • Get or search for lead
      GET
    • Delete leads from a campaign
      POST
    • Lead Variable/Label Update or Add
      POST
    • Fetch workspace leads
      GET
    • Update the status of a lead
      POST
    • Get lead counts by status
      GET
  • Email Account
    • List all email accounts in the workspace
    • Get email account status
    • Check account vitals
    • Enable Email account warmup
    • Pause Email account warmup
    • Delete Email account
    • Get Warmup Stats (Individual Account)
    • Get Warmup Stats (Workspace-Level)
    • Bulk Add SMTP Accounts
    • Bulk Update Email Accounts
    • Bulk Update Email Account Warmup Status
    • Bulk Assign/Remove Tags from Email Accounts
    • Bulk reconnect email accounts
  • Analytics
    • Get campaign summary
    • Get campaign count (deprecated)
    • Get campaign stats
    • Get all campaigns statistics
  • Unibox
    • Get emails
      GET
    • Get count of unread emails
      GET
    • Reply to an email
      POST
    • Forward an existing email
      POST
    • Compose New Email
      POST
    • Mark email read
      POST
  • Blocklist
    • Get entries in the blocklist
    • Adds entries to the blocklist
    • Delete entries in the blocklist
  • Webhook
    • PlusVibe Webhook Overview
    • Sample Payload - FIRST_EMAIL_REPLIES, ALL_EMAIL_REPLIES, ALL_POSITIVE_REPLIES
    • Sample Payload - LEAD_MARKED_AS_INTERESTED
    • Sample Payload - EMAIL_SENT
    • Sample Payload - BOUNCED_EMAIL
    • Add a new webhook
    • List webhooks
    • Delete webhook(s)
  • Tags
    • List Tags
    • Create a New Tag
    • Update an Existing Tag
    • Delete Multiple Tags
  • For Email Infra Provider Partner
    • List workspaces
    • Initiate Google OAuth login flow
    • Initiate Microsoft OAuth login flow
    • Bulk Add SMTP Accounts (via Username and Password)
  1. Unibox

Reply to an email

POST
https://api.plusvibe.ai/api/v1/unibox/emails/reply
Sends a reply to an existing email
IMPORTANT:
1.
To ensure your reply appears in the same email thread, it’s recommended to include “Re: ” in the subject line, for example: “Re: Original Subject Line”.
2.
The body field accepts HTML, so any quotes or special characters inside it must be escaped when sending as JSON.

Request

Query Params

Header Params

Body Params application/json

Examples

Responses

🟢200OK
application/json
Successful reply
Body

🟠400Bad Request
🔴500Server Error
Request Request Example
Shell
JavaScript
Java
Swift
curl --location --request POST 'https://api.plusvibe.ai/api/v1/unibox/emails/reply?workspace_id' \
--header 'x-api-key;' \
--header 'Content-Type: application/json' \
--data-raw '{
    "reply_to_id": "66b9d78ff91fabf920f6964d",
    "subject": "Re: Summer Promotion Campaign",
    "from": "sender@account.com",
    "to": "client@example.com",
    "body": "Please see the video link attached.",
    "cc": "cc@example.com",
    "bcc": "bcc@example.com"
}'
Response Response Example
200 - Example 1
{
    "status": "success",
    "id": "66b9d78ff91fabf920f6964d"
}
Modified at 2025-09-11 11:50:47
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