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feat: display Google Gemini cached token stats #6860

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feat: display Google Gemini cached token stats #6860

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7 changes: 5 additions & 2 deletions packages/opencode/src/session/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -311,7 +311,7 @@ export namespace Session {
for (const child of await children(sessionID)) {
await remove(child.id)
}
await unshare(sessionID).catch(() => {})
await unshare(sessionID).catch(() => { })
for (const msg of await Storage.list(["message", sessionID])) {
for (const part of await Storage.list(["part", msg.at(-1)!])) {
await Storage.remove(part)
Expand Down Expand Up @@ -397,7 +397,9 @@ export namespace Session {
metadata: z.custom<ProviderMetadata>().optional(),
}),
(input) => {
const cachedInputTokens = input.usage.cachedInputTokens ?? 0
// Google returns cached token counts in usageMetadata.cachedContentTokenCount rather than the standard location
const cachedInputTokens =
input.usage.cachedInputTokens ?? (input.metadata?.["google"] as any)?.usageMetadata?.cachedContentTokenCount ?? 0
const excludesCachedTokens = !!(input.metadata?.["anthropic"] || input.metadata?.["bedrock"])
const adjustedInputTokens = excludesCachedTokens
? (input.usage.inputTokens ?? 0)
Expand Down Expand Up @@ -426,6 +428,7 @@ export namespace Session {
input.model.cost?.experimentalOver200K && tokens.input + tokens.cache.read > 200_000
? input.model.cost.experimentalOver200K
: input.model.cost

return {
cost: safe(
new Decimal(0)
Expand Down