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A payment API that does what you need it to do

API Reference

Get started in minutes with our flexible, secure, and easily integrated payment solution.

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Developer Guides

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Popular Resources

GITHUB
TESTING GUIDE
RESPONSE (ERROR) CODES
AUTHORIZE.NET DEVELOPER FORUMS
UPGRADE GUIDE
FREQUENTLY ASKED QUESTIONS

Developer Blog

Remove checkout friction and boost conversion with Visa Checkout and Authorize.Net

Accept Suite UI enhancements

Webcast recording: Learn about Authorize.Net API Integration with OAuth 2.0

Join our OAuth 2.0 Developer Webinar on September 19

Authorize.Net Wins 2018 TSG API Integration Award

Community Feed

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How to use private property of controller as static property?
2 hours ago
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Payment using bbpos chipper 2X Bt with Auth.net
10 hours ago
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transaction failed. Audio failed to start and may be activated by another application
14 hours ago
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how do i integrate authorize.net into my wix page?
1 day ago
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Accepted Host form does not display
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