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fix: exclude cache_read tokens from totalTokens count #244

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fix: exclude cache_read tokens from totalTokens count #244

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fix: exclude cache_read tokens from totalTokens count:
apoorvdarshan Jan 25, 2026
c55463b
test: update expected totalTokens to exclude cache_read
apoorvdarshan Jan 25, 2026
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4 changes: 3 additions & 1 deletion Sources/CodexBarCore/Vendored/CostUsage/CostUsageScanner+Claude.swift
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Expand Up @@ -538,7 +538,9 @@ extension CostUsageScanner {
breakdown.sort { lhs, rhs in (rhs.costUSD ?? -1) < (lhs.costUSD ?? -1) }
let top = Array(breakdown.prefix(3))

let dayTotal = dayInput + dayCacheRead + dayCacheCreate + dayOutput
// Exclude cache read tokens from totalTokens since they're served from cache
// (not fresh computation). Include cache creation as those tokens are processed.
let dayTotal = dayInput + dayCacheCreate + dayOutput
let entryCost = dayCostSeen ? dayCost : nil
entries.append(CostUsageDailyReport.Entry(
date: day,
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2 changes: 1 addition & 1 deletion Tests/CodexBarTests/CostUsageScannerTests.swift
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Expand Up @@ -204,7 +204,7 @@ struct CostUsageScannerTests {
#expect(report.data[0].cacheCreationTokens == 50)
#expect(report.data[0].cacheReadTokens == 25)
#expect(report.data[0].outputTokens == 80)
#expect(report.data[0].totalTokens == 355)
#expect(report.data[0].totalTokens == 330)
#expect((report.data[0].costUSD ?? 0) > 0)
}

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