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Add cached read and writes to stats and cost calculation for LiteLLM provider #4206

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Merged
merged 2 commits into from
Jun 1, 2025
Merged

Add cached read and writes to stats and cost calculation for LiteLLM provider #4206

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3716053
Add cached read and writes to cost calculation for LiteLLM
mollux Jun 1, 2025
08ac3fe
Fixed property issue
mollux Jun 1, 2025
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2 changes: 2 additions & 0 deletions src/api/providers/fetchers/litellm.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,8 @@ export async function getLiteLLMModels(apiKey: string, baseUrl: string): Promise
outputPrice: modelInfo.output_cost_per_token
? modelInfo.output_cost_per_token * 1000000
: undefined,
cacheWritesPrice: modelInfo.cache_creation_input_token_cost ? modelInfo.cache_creation_input_token_cost * 1000000 : undefined,
cacheReadsPrice: modelInfo.cache_read_input_token_cost ? modelInfo.cache_read_input_token_cost * 1000000 : undefined,
description: `${modelName} via LiteLLM proxy`,
}
}
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6 changes: 6 additions & 0 deletions src/api/providers/lite-llm.ts
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Expand Up @@ -3,6 +3,8 @@ import { Anthropic } from "@anthropic-ai/sdk" // Keep for type usage only

import { litellmDefaultModelId, litellmDefaultModelInfo } from "@roo-code/types"

import { calculateApiCostOpenAI } from "../../shared/cost"

import { ApiHandlerOptions } from "../../shared/api"

import { ApiStream, ApiStreamUsageChunk } from "../transform/stream"
Expand Down Expand Up @@ -82,8 +84,12 @@ export class LiteLLMHandler extends RouterProvider implements SingleCompletionHa
type: "usage",
inputTokens: lastUsage.prompt_tokens || 0,
outputTokens: lastUsage.completion_tokens || 0,
cacheWriteTokens: lastUsage.cache_creation_input_tokens || 0,
cacheReadTokens: lastUsage.prompt_tokens_details?.cached_tokens || 0,
}

usageData.totalCost = calculateApiCostOpenAI(info, usageData.inputTokens, usageData.outputTokens, usageData.cacheWriteTokens, usageData.cacheReadTokens)

yield usageData
}
} catch (error) {
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