At what call volume should a SaaS company move from Premium to Enterprise?

For SaaS Companies

Once a company consistently exceeds roughly 300-400 calls a month, the math starts favoring Enterprise's custom volume pricing over Premium's $99 base plus per-call overage. On Premium, 400 calls a month means 250 calls of overage at $1 each, or $250 on top of the $99 base, a total of $349 for that month. A company at that volume every month, not just during an occasional spike, is a strong candidate for an Enterprise quote where the custom allotment is built around actual traffic rather than a fixed 150-call cap plus fees. Volume alone is not the only trigger though. SaaS companies also move to Enterprise for HIPAA and GDPR-level compliance, which is only available at that tier and becomes necessary once a company sells into healthcare systems, EU-based enterprise customers, or any vertical where caller data handling is part of a vendor security questionnaire. A multi-product SaaS company routing calls across separate product lines, each with its own qualification flow and AE team, also tends to need Enterprise for the custom configuration that supports it. A reasonable way to check: total up your last three months of call volume, subtract 150 for each month, multiply the remainder by $1, and compare that overage total against what an Enterprise quote would run. If overage is consistently in the hundreds of dollars a month, it is time to request a custom quote rather than continuing to absorb per-call charges on Premium.