(
usage:
| Anthropic_SDK.Beta.BetaUsage
| Anthropic_SDK.Beta.BetaMessageDeltaUsage
| undefined
| null,
)
| 26 | * fabricating zeroed totals. |
| 27 | */ |
| 28 | export function buildAnthropicUsage( |
| 29 | usage: |
| 30 | | Anthropic_SDK.Beta.BetaUsage |
| 31 | | Anthropic_SDK.Beta.BetaMessageDeltaUsage |
| 32 | | undefined |
| 33 | | null, |
| 34 | ): TokenUsage<AnthropicProviderUsageDetails> | undefined { |
| 35 | if (!usage) return undefined |
| 36 | |
| 37 | const inputTokens = usage.input_tokens ?? 0 |
| 38 | // `|| 0` (rather than `?? 0`) matches the sibling builders and stays defensive |
| 39 | // against a runtime-absent count without tripping no-unnecessary-condition |
| 40 | // (the SDK types output_tokens as a required number). |
| 41 | const outputTokens = usage.output_tokens || 0 |
| 42 | |
| 43 | const result = buildBaseUsage<AnthropicProviderUsageDetails>({ |
| 44 | promptTokens: inputTokens, |
| 45 | completionTokens: outputTokens, |
| 46 | totalTokens: inputTokens + outputTokens, |
| 47 | }) |
| 48 | |
| 49 | // Add prompt token details for cache tokens. Only attach the details object |
| 50 | // when at least one field is present so we don't emit an empty `{}` (every |
| 51 | // other adapter guards with the same Object.keys check). |
| 52 | const cacheCreation = usage.cache_creation_input_tokens |
| 53 | const cacheRead = usage.cache_read_input_tokens |
| 54 | |
| 55 | const promptTokensDetails = { |
| 56 | ...(cacheCreation ? { cacheWriteTokens: cacheCreation } : {}), |
| 57 | ...(cacheRead ? { cachedTokens: cacheRead } : {}), |
| 58 | } |
| 59 | if (Object.keys(promptTokensDetails).length > 0) { |
| 60 | result.promptTokensDetails = promptTokensDetails |
| 61 | } |
| 62 | |
| 63 | // Add provider-specific usage details for server tool use, again only when |
| 64 | // the provider actually reported any server tool requests. |
| 65 | const serverToolUse = usage.server_tool_use |
| 66 | const serverToolUseDetails = { |
| 67 | ...(serverToolUse?.web_search_requests |
| 68 | ? { webSearchRequests: serverToolUse.web_search_requests } |
| 69 | : {}), |
| 70 | ...(serverToolUse?.web_fetch_requests |
| 71 | ? { webFetchRequests: serverToolUse.web_fetch_requests } |
| 72 | : {}), |
| 73 | } |
| 74 | if (Object.keys(serverToolUseDetails).length > 0) { |
| 75 | result.providerUsageDetails = { |
| 76 | serverToolUse: serverToolUseDetails, |
| 77 | } satisfies AnthropicProviderUsageDetails |
| 78 | } |
| 79 | |
| 80 | return result |
| 81 | } |
no test coverage detected