Official .NET API Client

Send SMS, make voice calls, look up phone numbers, and more — via the seven API.

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Prerequisites

• .NET Standard 2.0 compatible project (.NET Core 2.0+, .NET Framework 4.6.1+, .NET 5+)
• A seven account with API key (How to get your API key)

Installation

.NET CLI

dotnet add package seven-library

Package Manager

Install-Package seven-library

Package Reference

<PackageReference Include="seven-library" />

Quick Start

using System;
using System.Threading.Tasks;
using seven_library.Api;

class Program
{
    static async Task Main()
    {
        var client = new Client("YOUR_API_KEY");

        var balance = await client.Balance();
        Console.WriteLine($"Balance: {balance}");

        var sms = await client.Sms(new SmsParams
        {
            To = "+491234567890",
            Text = "Hello from seven!"
        });
    }
}

Usage Examples

Send SMS

var response = await client.Sms(new SmsParams
{
    To = "+491234567890",
    Text = "Hello from seven!",
    From = "MyApp"
});

Text-to-Speech Voice Call

var response = await client.Voice(new VoiceParams
{
    To = "+491234567890",
    Text = "Hello, this is a test call from seven."
});

Phone Number Lookup

var result = await client.Lookup(new LookupParams
{
    Number = "+491234567890",
    Type = LookupType.mnp,
    Json = true
});

Check Balance

var balance = await client.Balance();

All Features

Feature	Description
SMS	Send SMS messages
Voice	Text-to-speech voice calls
RCS	Send RCS messages
Lookup	Phone number lookups (HLR, CNAM, MNP, Format)
Contacts	Manage address book contacts
Hooks	Manage webhooks
Balance	Retrieve account balance
Analytics	Retrieve account analytics
Journal	Retrieve message journal
Pricing	Retrieve pricing information
Status	Retrieve message delivery status
ValidateForVoice	Validate phone numbers for voice calls
Subaccounts	Manage subaccounts

For more examples, see the examples directory.

Request Signing

For request signing pass your signing secret (found in your developer dashboard) as the fourth parameter:

var client = new Client("YOUR_API_KEY", "CSharp", false, "YOUR_SIGNING_SECRET");

Support

Need help? Feel free to contact us or open an issue.

License