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Mastercard API Outage History

Every past Mastercard API outage tracked by IsDown, with detection times, duration, and resolution details.

There were 1759 Mastercard API outages since October 2025. The 1759 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major April 24, 2026

April 2026: Sandbox - Service issue detected

Detected Apr 24, 2026 6:08 AM EDT · Resolved Apr 24, 2026 7:44 AM EDT · Duration about 2 hours

The Mastercard API sandbox environment experienced a major service issue affecting the Transaction API for Acquirers. The incident lasted 1.6 hours and impacted developers' ability to test transaction processing functionality in the sandbox environment. The service has been restored to normal operation.

Major April 24, 2026

April 2026: Sandbox - Service issue detected

Detected Apr 24, 2026 6:00 AM EDT · Resolved Apr 24, 2026 6:04 AM EDT · Duration 5 minutes

The Mastercard API Sandbox experienced a major service issue affecting the Transaction API for Acquirers. The incident impacted the sandbox environment used for testing and development purposes. The service was restored after 5 minutes of downtime.

Major April 24, 2026

April 2026: Production - Service issue detected

Detected Apr 24, 2026 3:16 AM EDT · Resolved Apr 24, 2026 3:20 AM EDT · Duration 4 minutes

The Mastercard API experienced a major service issue affecting the Open Banking Insights component in production. The incident impacted the availability and functionality of Open Banking Insights services for users. The issue was resolved after 4 minutes of downtime.

Major April 24, 2026

April 2026: Production - Service issue detected

Detected Apr 24, 2026 3:04 AM EDT · Resolved Apr 24, 2026 3:08 AM EDT · Duration 4 minutes

The Mastercard API experienced a major service issue affecting the Open Banking Insights component in production. The incident impacted the availability and functionality of Open Banking Insights services for users. The issue was resolved after 4 minutes of downtime.

Major April 23, 2026

April 2026: Production - Service issue detected

Detected Apr 23, 2026 10:27 PM EDT · Resolved Apr 23, 2026 10:31 PM EDT · Duration 4 minutes

The Mastercard API experienced a major service issue affecting the Easy Savings Specials Merchant Offers component in production. The incident impacted merchant offer functionality for approximately 4 minutes. The service has been restored to normal operation.

Major April 23, 2026

April 2026: Sandbox - Service issue detected

Detected Apr 23, 2026 9:35 PM EDT · Resolved Apr 23, 2026 10:03 PM EDT · Duration 29 minutes

The Mastercard API sandbox environment experienced a major service issue affecting Straight Through Processing, Mastercard Track, and Track Search components. These core services were unavailable during the incident, impacting developers and integrations using the sandbox environment. The issue was resolved after 29 minutes of downtime.

Major April 23, 2026

April 2026: Sandbox - Service issue detected

Detected Apr 23, 2026 8:11 PM EDT · Resolved Apr 23, 2026 8:15 PM EDT · Duration 4 minutes

The Mastercard API experienced a major service issue affecting the Mastercard Benefits & Experiences Portal and Sandbox environment. The incident impacted users' ability to access these services during the outage. The issue was resolved after 4 minutes of downtime.

Major April 23, 2026

April 2026: Sandbox - Service issue detected

Detected Apr 23, 2026 2:50 PM EDT · Resolved Apr 23, 2026 2:54 PM EDT · Duration 4 minutes

The Mastercard API Sandbox experienced a major service issue affecting the Benefit Allocation Service (MTLS) component. The incident impacted sandbox environment functionality for developers and integrators using this service. The issue was resolved within 4 minutes of detection.

Major April 23, 2026

April 2026: Production - Service issue detected

Detected Apr 23, 2026 2:50 PM EDT · Resolved Apr 23, 2026 2:54 PM EDT · Duration 4 minutes

The Mastercard Transaction API for Acquirers experienced a major service issue in production that lasted 4 minutes. The outage affected the ability to process transaction requests through the API. The service was restored after 4 minutes of downtime.

Major April 23, 2026

April 2026: Sandbox - Service issue detected

Detected Apr 23, 2026 2:27 PM EDT · Resolved Apr 23, 2026 2:38 PM EDT · Duration 12 minutes

The Mastercard API Sandbox experienced a major service issue affecting the Transaction API for Acquirers component. The incident impacted both the Transaction API for Acquirers and Sandbox environments. The service was restored after 12 minutes.