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v3 API Ruby Code Example

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We recommend using SendGrid Ruby, our client library, available on GitHub(link takes you to an external page), with full documentation.

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Do you have an API Key(link takes you to an external page) yet? If not, go get one. You're going to need it to integrate!

Using SendGrid's Ruby Library

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The following example sends a single email with the Twilio SendGrid Ruby library. Set your API key in the SENDGRID_API_KEY environment variable, then build and send the message.

Send an email with the Twilio SendGrid Ruby library

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# using SendGrid's Ruby Library

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# https://github.com/sendgrid/sendgrid-ruby

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require 'sendgrid-ruby'

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include SendGrid

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from = SendGrid::Email.new(email: 'test@example.com')

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to = SendGrid::Email.new(email: 'test@example.com')

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subject = 'Sending with SendGrid is Fun'

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content = SendGrid::Content.new(type: 'text/plain', value: 'and easy to do anywhere, even with Ruby')

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mail = SendGrid::Mail.new(from, subject, to, content)

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sg = SendGrid::API.new(api_key: ENV['SENDGRID_API_KEY'])

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response = sg.client.mail._('send').post(request_body: mail.to_json)

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puts response.status_code

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puts response.body

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puts response.headers