> ## Documentation Index
> Fetch the complete documentation index at: /docs/llms.txt
> Use this file to discover all available pages before exploring further.

# turboSMTP Developer Documentation

> Connect your application to turboSMTP with SMTP or HTTP, configure global and EU hosts, and manage delivery events, validation, and account settings.

turboSMTP provides SMTP relay and HTTP API sending for applications, email clients, and CMS platforms. Start with account setup, create Consumer credentials, and send a message to an address you control.

> [card] [Get Started](/docs/introduction.md)
>
> Choose SMTP or HTTP and follow the setup steps.

> [card] [SMTP Setup](/docs/get-started/smtp-configuration.md)
>
> Configure hosts, encryption, and Consumer Key authentication.

> [card] [Email API](/docs/sending/email-api.md)
>
> Send JSON messages with HTML, attachments, and tracking identifiers.

> [card] [API Reference](/docs/api-reference/overview.md)
>
> Find v2 routes, request fields, and response formats.

## Global and EU hosts

turboSMTP is an Italian company with European sending infrastructure. Use `pro.turbo-smtp.com` or `pro.eu.turbo-smtp.com` for SMTP, and `api.turbo-smtp.com` or `api.eu.turbo-smtp.com` for HTTP sending. See [hosts and data residency](/docs/api-reference/base-urls.md) to choose your route.

## Monitor and manage email

> [card] [Domain Authentication](/docs/deliverability/spf-dkim-dmarc.md)
>
> Configure SPF, DKIM, and DMARC for your sending domain.

> [card] [Delivery Analytics](/docs/analytics/statistics-dashboard.md)
>
> Inspect sent messages and their delivery status.

> [card] [Webhooks](/docs/analytics/webhooks.md)
>
> Receive delivery and engagement callbacks at your application.

The Free plan allows up to 200 emails per day. Feature trials, retention, and sending allowances vary by plan. Check [plans and billing](/docs/account/plans-billing.md) and the current [pricing comparison](https://serversmtp.com/pricing/) before choosing a plan.


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