Function translateToOpenAI

src/routes/messages/non-stream-translation.ts:29–47

(
  payload: AnthropicMessagesPayload,
)

// Payload translation

export function translateToOpenAI(
  payload: AnthropicMessagesPayload,
): ChatCompletionsPayload {
  return {
    model: translateModelName(payload.model),
    messages: translateAnthropicMessagesToOpenAI(
      payload.messages,
      payload.system,
    ),
    max_tokens: payload.max_tokens,
    stop: payload.stop_sequences,
    stream: payload.stream,
    temperature: payload.temperature,
    top_p: payload.top_p,
    user: payload.metadata?.user_id,
    tools: translateAnthropicToolsToOpenAI(payload.tools),
    tool_choice: translateAnthropicToolChoiceToOpenAI(payload.tool_choice),
  }
}

function translateModelName(model: string): string {
  // Subagent requests use a specific model number which Copilot doesn't support