# DiaryBook API

Send SMS and check their status from your own applications over HTTPS.

The DiaryBook API is a JSON REST API at `https://api.diarybook.com`. Developers can use it to send SMS from their own applications, databases and monitoring tools, then check what happened to each message.

- [DiaryBook API overview](/docs/api/http-api/): base URL, authentication, status codes and rate limits
- [Send an SMS](/docs/api/send-sms/): `POST /{authKey}/v2/sms`
- [Get an SMS](/docs/api/get-sms/): `GET /{authKey}/v2/sms/{reference}`

## Pages in this section

- [DiaryBook API overview](https://iflow.net/docs/api/http-api/): Base URL, authentication, request format, status codes and rate limits for the DiaryBook API.
- [Send an SMS](https://iflow.net/docs/api/send-sms/): Send a single SMS to one mobile number with a POST request, and get back a reference for tracking it.
- [Get an SMS](https://iflow.net/docs/api/get-sms/): Look up a sent SMS by its reference to check its status, size, parts and price.

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Source: https://iflow.net/docs/api/