Function ClaudeHelper

relay/claude_handler.go:24–223

(c *gin.Context, info *relaycommon.RelayInfo)

)

func ClaudeHelper(c *gin.Context, info *relaycommon.RelayInfo) (newAPIError *types.NewAPIError) {

	info.InitChannelMeta(c)

	claudeReq, ok := info.Request.(*dto.ClaudeRequest)

	if !ok {
		return types.NewErrorWithStatusCode(fmt.Errorf("invalid request type, expected *dto.ClaudeRequest, got %T", info.Request), types.ErrorCodeInvalidRequest, http.StatusBadRequest, types.ErrOptionWithSkipRetry())
	}

	request, err := common.DeepCopy(claudeReq)
	if err != nil {
		return types.NewError(fmt.Errorf("failed to copy request to ClaudeRequest: %w", err), types.ErrorCodeInvalidRequest, types.ErrOptionWithSkipRetry())
	}

	err = helper.ModelMappedHelper(c, info, request)
	if err != nil {
		return types.NewError(err, types.ErrorCodeChannelModelMappedError, types.ErrOptionWithSkipRetry())
	}

	adaptor := GetAdaptor(info.ApiType)
	if adaptor == nil {
		return types.NewError(fmt.Errorf("invalid api type: %d", info.ApiType), types.ErrorCodeInvalidApiType, types.ErrOptionWithSkipRetry())
	}
	adaptor.Init(info)

	if request.MaxTokens == nil || *request.MaxTokens == 0 {
		defaultMaxTokens := uint(model_setting.GetClaudeSettings().GetDefaultMaxTokens(request.Model))
		request.MaxTokens = &defaultMaxTokens
	}

	if baseModel, effortLevel, ok := reasoning.TrimEffortSuffix(request.Model); ok && effortLevel != "" &&
		(strings.HasPrefix(request.Model, "claude-opus-4-6") ||
			strings.HasPrefix(request.Model, "claude-opus-4-7") ||
			strings.HasPrefix(request.Model, "claude-opus-4-8")) {
		request.Model = baseModel
		request.Thinking = &dto.Thinking{
			Type: "adaptive",
		}
		request.OutputConfig = json.RawMessage(fmt.Sprintf(`{"effort":"%s"}`, effortLevel))
		if strings.HasPrefix(request.Model, "claude-opus-4-7") ||
			strings.HasPrefix(request.Model, "claude-opus-4-8") {
			// Opus 4.7/4.8 reject non-default temperature/top_p/top_k with 400
			// and defaults display to "omitted"; restore the 4.6 visible summary.
			request.Thinking.Display = "summarized"
			request.Temperature = nil
			request.TopP = nil
			request.TopK = nil
		} else {
			request.Temperature = common.GetPointer[float64](1.0)
		}
		info.UpstreamModelName = request.Model
	} else if model_setting.GetClaudeSettings().ThinkingAdapterEnabled &&
		strings.HasSuffix(request.Model, "-thinking") {
		if request.Thinking == nil {
			baseModel := strings.TrimSuffix(request.Model, "-thinking")
			if strings.HasPrefix(baseModel, "claude-opus-4-7") ||
				strings.HasPrefix(baseModel, "claude-opus-4-8") {