SourceVane · Practical AI
SourceVane data reports
Versioned reports built from the prices and changes SourceVane could verify, with scope and limitations stated.
Independent scenario studies
Reproducible calculation
How retries change cost per successful task
Four retry assumptions with visible inputs, formulas and downloadable rows.
Source-backed calculation
Prompt-cache break-even
One fixed prefix, one cache write and a transparent reuse calculation.
Latest price report
Versioned data
AI API price changes: 2026-09
Selected first-party prices, the observed scope and a method that does not invent pre-observation history.
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