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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 1498 Mastercard API outages since October 2025. The 1498 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major May 8, 2026

May 2026: Sandbox - Service issue detected

Detected May 8, 2026 4:24 AM EDT · Resolved May 8, 2026 5:12 AM EDT · Duration about 1 hour

The Mastercard API experienced a major service issue affecting the Sandbox environment and Mastercard Track service for 48 minutes. The incident impacted developers' ability to test and integrate with Mastercard Track functionality in the sandbox environment. The service has been restored to normal operation.

Major May 8, 2026

May 2026: Production - Service issue detected

Detected May 8, 2026 4:08 AM EDT · Resolved May 8, 2026 4:12 AM EDT · Duration 4 minutes

The Mastercard Cross-Border Services API experienced a major service issue in production that lasted 4 minutes. The incident affected the production environment and cross-border payment processing capabilities. The service has been restored to normal operation.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 11:59 PM EDT · Resolved May 8, 2026 12:03 AM EDT · Duration 4 minutes

The Mastercard Cross-Border Services API experienced a major service issue in the sandbox environment that lasted 4 minutes. The incident affected both the sandbox testing environment and the Cross-Border Services functionality. The service has been restored to normal operation.

Major May 7, 2026

May 2026: Production - Service issue detected

Detected May 7, 2026 7:47 PM EDT · Resolved May 7, 2026 7:51 PM EDT · Duration 4 minutes

The Mastercard Benefits & Experiences Portal experienced a major service issue in production that lasted 4 minutes. The incident affected the portal's availability and functionality for users during this brief period. The service was restored after 4 minutes of downtime.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 2:57 PM EDT · Resolved May 7, 2026 3:53 PM EDT · Duration about 1 hour

The Mastercard API experienced a major service issue affecting the Sandbox environment and In Control for Commercial Payments service. The incident lasted 56 minutes before being resolved. Both the testing sandbox environment and the commercial payments control functionality were impacted during this outage.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 2:21 PM EDT · Resolved May 7, 2026 2:25 PM EDT · Duration 4 minutes

The Mastercard Cross-Border Services API experienced a major service issue in the sandbox environment lasting 4 minutes. The incident affected both the sandbox testing environment and the Cross-Border Services functionality. The service has been restored to normal operation.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 1:41 PM EDT · Resolved May 7, 2026 1:45 PM EDT · Duration 4 minutes

The Mastercard API sandbox environment experienced a major service issue affecting multiple components including Merchant Presented QR (MPQR), Account Information and Account Verification, and Person-to-Person and Funding services. The incident impacted developers' ability to test and integrate with these payment and account services in the sandbox environment. The service issue was resolved after 4 minutes of downtime.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 10:57 AM EDT · Resolved May 7, 2026 11:01 AM EDT · Duration 4 minutes

The Mastercard Cross-Border Services API experienced a major service issue in the sandbox environment that lasted 4 minutes. The incident affected the sandbox testing environment for cross-border payment services. The service has been restored to normal operation.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 9:57 AM EDT · Resolved May 7, 2026 10:01 AM EDT · Duration 4 minutes

The Mastercard Cross-Border Services API experienced a major service issue in the sandbox environment that lasted 4 minutes. The incident affected the sandbox testing environment for cross-border payment services. The service has been restored to normal operation.

Major May 7, 2026

May 2026: Sandbox - Service issue detected

Detected May 7, 2026 9:01 AM EDT · Resolved May 7, 2026 9:09 AM EDT · Duration 8 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 8 minutes of downtime.