DuckMail API Reference

Base URL: https://api.duckmail.sbs Auth: Most endpoints require no auth. Only /messages and /messages/{id} need a Bearer token.

Endpoints

GET /domains

Returns available email domains. No auth needed.

curl https://api.duckmail.sbs/domains

Returns: {"hydra:member": [{"domain": "duckmail.sbs", ...}, ...], "hydra:totalItems": 19}

POST /accounts

Create a new temporary email account. No auth needed.

curl -X POST https://api.duckmail.sbs/accounts \
  -H "Content-Type: application/json" \
  -d '{"address": "user@duckmail.sbs", "password": "StrongPass123!"}'

Returns: {"id": "...", "address": "...", "isActive": false, "expiresAt": "2026-08-14T..."}

POST /token

Get JWT auth token for an account. No auth needed.

curl -X POST https://api.duckmail.sbs/token \
  -H "Content-Type: application/json" \
  -d '{"address": "user@duckmail.sbs", "password": "StrongPass123!"}'

Returns: {"id": "...", "token": "eyJhbG..."}

GET /messages

List messages in the inbox. Requires Bearer token.

curl https://api.duckmail.sbs/messages \
  -H "Authorization: Bearer <token>"

Returns: {"hydra:member": [...], "hydra:totalItems": 0}

GET /messages/{id}

Get a specific message. Requires Bearer token.

curl https://api.duckmail.sbs/messages/{id} \
  -H "Authorization: Bearer <token>"

Returns: Full message with subject, intro, text, html fields.

Notes

mail.tm-compatible API — code written for mail.tm works with s/base URL change
No bearer token needed for account creation or token retrieval
No rate limiting observed (tested with 170+ accounts in ~7 minutes)
19 domains available, rotates automatically
Emails expire after ~24 hours
isActive: false on creation — accounts are created inactive but still receive email

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