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feat: expose cached token count in usage statistics #636

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feat: expose cached token count in usage statistics #636

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9480b51
feat: expose cached token count in usage statistics
JulioVianaDev May 25, 2026
4d60fca
Merge branch 'main' into feat/expose-cached-tokens-in-usage
JulioVianaDev Jun 8, 2026
888bf7b
fix: nullables values
JulioVianaDev Jun 8, 2026
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4 changes: 2 additions & 2 deletions packages/openai-base/src/usage.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -35,7 +35,7 @@ export function buildChatCompletionsUsage(

const promptDetails = usage.prompt_tokens_details
const promptTokensDetails = {
...(promptDetails?.cached_tokens
...(promptDetails?.cached_tokens != null
? { cachedTokens: promptDetails.cached_tokens }
: {}),
...(promptDetails?.audio_tokens
Expand Down Expand Up @@ -98,7 +98,7 @@ export function buildResponsesUsage(
// Despite the SDK types marking these required, they can be undefined at runtime.
// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
const cachedTokens = usage.input_tokens_details?.cached_tokens
if (cachedTokens && cachedTokens > 0) {
if (cachedTokens != null) {
result.promptTokensDetails = {
...result.promptTokensDetails,
cachedTokens,
Expand Down