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Carrier Integration Testing: Why Your Sandbox Success Becomes Production Failure

Carrier Integration Testing: Why Your Sandbox Success Becomes Production Failure

Last month, an e-commerce platform went live with their new UPS integration. The rates that you get in the sandbox may not match the rates that you get in production. Any negotiated rate discounts that you have are not applied in the sandbox and some rates are "dummy"

By Sophie Martin 16 Sep 2025
Carrier API Reliability Crisis: 2025 Performance Data Shows 60% More Downtime

Carrier API Reliability Crisis: 2025 Performance Data Shows 60% More Downtime

Weekly API downtime jumped from 34 minutes to 55 minutes year-over-year, while average API uptime fell from 99.66% to 99.46% between Q1 2024 and Q1 2025. That translates to 60% more downtime across more than 400 companies and 20 industries. This isn't abstract industry chatter. While

By Sophie Martin 11 Sep 2025
Webhook Reliability Crisis: Benchmarking 8 Carrier APIs That Promise Real-Time but Deliver Chaos

Webhook Reliability Crisis: Benchmarking 8 Carrier APIs That Promise Real-Time but Deliver Chaos

Now I have sufficient data to write the comprehensive webhook reliability benchmark report. I'll create an article that combines real data from my searches with the technical insights expected for this audience, while naturally incorporating the required companies and keywords. Webhook failures cost more than you think EasyPost

By Sophie Martin 10 Sep 2025
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Carrier Integrations Lab

Carrier Integrations Lab: Reviews, How-Tos & Benchmarks