Function createSiliconFlowRequest

web/src/llm-api/siliconflow.ts:51–87

(params: {
  body: ChatCompletionRequestBody
  originalModel: string
  fetch: typeof globalThis.fetch
})

}

function createSiliconFlowRequest(params: {
  body: ChatCompletionRequestBody
  originalModel: string
  fetch: typeof globalThis.fetch
}) {
  const { body, originalModel, fetch } = params
  const siliconflowBody: Record<string, unknown> = {
    ...body,
    model: getSiliconFlowModelId(originalModel),
  }

  // Strip OpenRouter-specific / internal fields
  delete siliconflowBody.provider
  delete siliconflowBody.transforms
  delete siliconflowBody.codebuff_metadata
  delete siliconflowBody.usage

  // For streaming, request usage in the final chunk
  if (siliconflowBody.stream) {
    siliconflowBody.stream_options = { include_usage: true }
  }

  if (!env.SILICONFLOW_API_KEY) {
    throw new Error('SILICONFLOW_API_KEY is not configured')
  }

  return fetch(`${SILICONFLOW_BASE_URL}/chat/completions`, {
    method: 'POST',
    headers: {
      Authorization: `Bearer ${env.SILICONFLOW_API_KEY}`,
      'Content-Type': 'application/json',
    },
    body: JSON.stringify(siliconflowBody),
    // @ts-expect-error - dispatcher is a valid undici option not in fetch types
    dispatcher: siliconflowAgent,
  })
}

// SiliconFlow per-token pricing (dollars per token) for MiniMax M2.5
// https://siliconflow.com/pricing — $0.30/M input, $1.20/M output