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Service

StableEmail

email7 endpoints
Docs

Pay-per-send email delivery, forwarding inboxes, and custom email subdomains. Send emails, manage inboxes, and configure forwarding — no API keys required.

mpp

tempo

Methods

7 methods available

OpenAPI
POST/api/inbox/buy
1000000 USDC

Buy a forwarding inbox (30 days).

POST JSON body with forwarding destination. Creates a new inbox valid for 30 days.

{
  "body": {
    "forward_to": "string (required, forwarding destination email)"
  }
}
POST/api/inbox/messages
1000 USDC

List messages in an inbox.

POST JSON body with inbox_id.

{
  "body": {
    "inbox_id": "string (required)"
  }
}
POST/api/inbox/messages/read
1000 USDC

Read a single inbox message.

POST JSON body with inbox_id and message_id.

{
  "body": {
    "inbox_id": "string (required)",
    "message_id": "string (required)"
  }
}
POST/api/inbox/send
5000 USDC

Send email from an inbox address.

POST JSON body with inbox_id and email content.

{
  "body": {
    "inbox_id": "string (required)",
    "to": "string (required)",
    "subject": "string (required)",
    "text": "string (optional)",
    "html": "string (optional)"
  }
}
POST/api/send
20000 USDC

Send an email from a relay address.

POST JSON body with to, subject, and body content.

{
  "body": {
    "to": "string (required, recipient email)",
    "subject": "string (required)",
    "text": "string (optional, plain text body)",
    "html": "string (optional, HTML body)"
  }
}
POST/api/subdomain/buy
5000000 USDC

Purchase a custom email subdomain.

POST JSON body with desired subdomain name.

{
  "body": {
    "subdomain": "string (required)"
  }
}
POST/api/subdomain/send
5000 USDC

Send email from a custom subdomain.

POST JSON body with subdomain, from address, and email content.

{
  "body": {
    "subdomain": "string (required)",
    "from": "string (required)",
    "to": "string (required)",
    "subject": "string (required)",
    "text": "string (optional)",
    "html": "string (optional)"
  }
}