---
title: "Send a transactional email through Postal. Requires the email:send scope, a verified sending domain and quota left (429 rate_limited over it)"
method: POST
path: "/emails"
tags: ["Email"]
---

# Send a transactional email through Postal. Requires the email:send scope, a verified sending domain and quota left (429 rate_limited over it)

`POST /emails`

## Request

- Base URL: `https://hostingsurge.com/api/v1`
- URL: `https://hostingsurge.com/api/v1/emails`
- Auth: one of:
  - HTTP bearer
  - API key in cookie `__Host-hs_session`

## Query parameters

- `orgId` string: Organization id (required when you belong to several)

## Request body

- object
  - `from` string, email, required
  - `to` string[], required
  - `cc` string[]
  - `bcc` string[]
  - `replyTo` string, email
  - `subject` string, required
  - `html` string
  - `text` string
  - `headers` object
  - `attachments` object[]
    - `filename` string, required
    - `contentType` string
    - `contentBase64` string, required: base64-encoded file contents
  - `tags` string[]

## Response `202`

Queued

- object
  - `messageId` string, required
  - `status` 'queued', required

## Other responses

- `400`: Invalid request (code invalid_request)
- `401`: Missing or invalid session/token (code unauthorized)
- `403`: Authenticated but not permitted (code forbidden)
- `404`: Not found or not visible to the caller (code not_found)
- `409`: Conflicting state (code conflict)
- `429`: Too many requests (code rate_limited); see Retry-After
- `501`: Not available on this server (code not_configured)
- `503`: Mail server or sending service unavailable (code provider_unavailable)

---

[API](https://skmtc.dev/hostingsurge/apis/hostingsurge-platform-api.md) · [All operations](https://skmtc.dev/hostingsurge/apis/hostingsurge-platform-api/llms.txt) · [OpenAPI document](https://skmtc.dev/hostingsurge/apis/hostingsurge-platform-api/revisions/4d08337cdff1?raw)