PubNub was already at 95% AWS commitment coverage (a level most teams consider good enough) but the remaining 5% represented volatile, bursty workloads that wouldn't fit a 1- or 3-year lock-in.

Using Archera's 30-day Guaranteed Commitments to cover that final layer, PubNub reached 98%+ coverage and generated $4.21M in net savings over 18 months at a 41.3% blended discount, with zero infrastructure changes and no engineering involvement, and managed entirely by a single finance lead.

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