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Optional referenceRevised October 2026

Cost & Context
Reference.

Supporting procedures and worksheets. Return to the main talk

David Budáč
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2
In practice

Compare current offers using your workload

RecordQuestion
Price and usage limitsWhich work is included, capped or separately billed?
Authentication and automationDoes the intended client and deployment use a supported path?
GovernanceWhich retention, identity and audit controls are configured?
Actual workloadWhat is the cost at your observed volume and success rate?

Verify the current plan pages before purchase. Claude plans

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3
In practice

Verify the configured boundary

  • Identify the provider, region and any cross-region inference routing.
  • Confirm the relevant retention, logging and identity settings.
  • Check model availability, quotas, pricing and your organization’s agreement.

A cloud brand alone does not establish residency or prevent data from leaving a region.

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4
In practice

Exercise · compare two versions fairly

10 minutes A: the long instruction file. B: the shorter version. Use identical task inputs, repo state, model and tools. Record: acceptance results, all usage, time and retries. Repeat runs if available; inspect failures before choosing.

Output: a comparison worksheet and one justified decision. A smaller prompt that drops the VAT rule loses.