feat: 添加 built in tools 计费

- 增加非流的工具调用次数统计
- 添加 web search 和 file search 计费

dto/openai_response.go

@@ -195,28 +195,28 @@ type OutputTokenDetails struct {
 }
 
 type OpenAIResponsesResponse struct {
-	ID                 string             `json:"id"`
-	Object             string             `json:"object"`
-	CreatedAt          int                `json:"created_at"`
-	Status             string             `json:"status"`
-	Error              *OpenAIError       `json:"error,omitempty"`
-	IncompleteDetails  *IncompleteDetails `json:"incomplete_details,omitempty"`
-	Instructions       string             `json:"instructions"`
-	MaxOutputTokens    int                `json:"max_output_tokens"`
-	Model              string             `json:"model"`
-	Output             []ResponsesOutput  `json:"output"`
-	ParallelToolCalls  bool               `json:"parallel_tool_calls"`
-	PreviousResponseID string             `json:"previous_response_id"`
-	Reasoning          *Reasoning         `json:"reasoning"`
-	Store              bool               `json:"store"`
-	Temperature        float64            `json:"temperature"`
-	ToolChoice         string             `json:"tool_choice"`
-	Tools              []interface{}      `json:"tools"`
-	TopP               float64            `json:"top_p"`
-	Truncation         string             `json:"truncation"`
-	Usage              *Usage             `json:"usage"`
-	User               json.RawMessage    `json:"user"`
-	Metadata           json.RawMessage    `json:"metadata"`
+	ID                 string               `json:"id"`
+	Object             string               `json:"object"`
+	CreatedAt          int                  `json:"created_at"`
+	Status             string               `json:"status"`
+	Error              *OpenAIError         `json:"error,omitempty"`
+	IncompleteDetails  *IncompleteDetails   `json:"incomplete_details,omitempty"`
+	Instructions       string               `json:"instructions"`
+	MaxOutputTokens    int                  `json:"max_output_tokens"`
+	Model              string               `json:"model"`
+	Output             []ResponsesOutput    `json:"output"`
+	ParallelToolCalls  bool                 `json:"parallel_tool_calls"`
+	PreviousResponseID string               `json:"previous_response_id"`
+	Reasoning          *Reasoning           `json:"reasoning"`
+	Store              bool                 `json:"store"`
+	Temperature        float64              `json:"temperature"`
+	ToolChoice         string               `json:"tool_choice"`
+	Tools              []ResponsesToolsCall `json:"tools"`
+	TopP               float64              `json:"top_p"`
+	Truncation         string               `json:"truncation"`
+	Usage              *Usage               `json:"usage"`
+	User               json.RawMessage      `json:"user"`
+	Metadata           json.RawMessage      `json:"metadata"`
 }
 
 type IncompleteDetails struct {

relay/channel/openai/relay_responses.go

@@ -3,7 +3,6 @@ package openai
 import (
 	"bytes"
 	"fmt"
-	"github.com/gin-gonic/gin"
 	"io"
 	"net/http"
 	"one-api/common"
@@ -12,6 +11,8 @@ import (
 	"one-api/relay/helper"
 	"one-api/service"
 	"strings"
+
+	"github.com/gin-gonic/gin"
 )
 
 func OaiResponsesHandler(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (*dto.OpenAIErrorWithStatusCode, *dto.Usage) {
@@ -61,6 +62,10 @@ func OaiResponsesHandler(c *gin.Context, resp *http.Response, info *relaycommon.
 	usage.PromptTokens = responsesResponse.Usage.InputTokens
 	usage.CompletionTokens = responsesResponse.Usage.OutputTokens
 	usage.TotalTokens = responsesResponse.Usage.TotalTokens
+	// 解析 Tools 用量
+	for _, tool := range responsesResponse.Tools {
+		info.ResponsesUsageInfo.BuiltInTools[tool.Type].CallCount++
+	}
 	return nil, &usage
 }
 

relay/relay-text.go

@@ -358,6 +358,67 @@ func postConsumeQuota(ctx *gin.Context, relayInfo *relaycommon.RelayInfo,
 
 	ratio := dModelRatio.Mul(dGroupRatio)
 
+	// openai web search 工具计费
+	var dWebSearchQuota decimal.Decimal
+	if relayInfo.ResponsesUsageInfo != nil {
+		if webSearchTool, exists := relayInfo.ResponsesUsageInfo.BuiltInTools[dto.BuildInToolWebSearchPreview]; exists && webSearchTool.CallCount > 0 {
+			// 确定模型类型
+			// https://platform.openai.com/docs/pricing Web search 价格按模型类型和 search context size 收费
+			// gpt-4.1, gpt-4o, or gpt-4o-search-preview 更贵，gpt-4.1-mini, gpt-4o-mini, gpt-4o-mini-search-preview 更便宜
+			isHighTierModel := (strings.HasPrefix(modelName, "gpt-4.1") || strings.HasPrefix(modelName, "gpt-4o")) &&
+				!strings.Contains(modelName, "mini")
+
+			// 确定 search context size 对应的价格
+			var priceWebSearchPerThousandCalls float64
+			switch webSearchTool.SearchContextSize {
+			case "low":
+				if isHighTierModel {
+					priceWebSearchPerThousandCalls = 30.0
+				} else {
+					priceWebSearchPerThousandCalls = 25.0
+				}
+			case "medium":
+				if isHighTierModel {
+					priceWebSearchPerThousandCalls = 35.0
+				} else {
+					priceWebSearchPerThousandCalls = 27.5
+				}
+			case "high":
+				if isHighTierModel {
+					priceWebSearchPerThousandCalls = 50.0
+				} else {
+					priceWebSearchPerThousandCalls = 30.0
+				}
+			default:
+				// search context size 默认为 medium
+				if isHighTierModel {
+					priceWebSearchPerThousandCalls = 35.0
+				} else {
+					priceWebSearchPerThousandCalls = 27.5
+				}
+			}
+			// 计算 web search 调用的配额 (配额 = 价格 * 调用次数 / 1000)
+			dWebSearchQuota = decimal.NewFromFloat(priceWebSearchPerThousandCalls).
+				Mul(decimal.NewFromInt(int64(webSearchTool.CallCount))).
+				Div(decimal.NewFromInt(1000))
+			extraContent += fmt.Sprintf("Web Search 调用 %d 次，上下文大小 %s，调用花费 $%s",
+				webSearchTool.CallCount, webSearchTool.SearchContextSize, dWebSearchQuota.String())
+		}
+	}
+	// file search tool 计费
+	var dFileSearchQuota decimal.Decimal
+	if relayInfo.ResponsesUsageInfo != nil {
+		if fileSearchTool, exists := relayInfo.ResponsesUsageInfo.BuiltInTools[dto.BuildInToolFileSearch]; exists && fileSearchTool.CallCount > 0 {
+			// file search tool 调用价格 $2.50/1k calls
+			// 计算 file search tool 调用的配额 (配额 = 价格 * 调用次数 / 1000)
+			dFileSearchQuota = decimal.NewFromFloat(2.5).
+				Mul(decimal.NewFromInt(int64(fileSearchTool.CallCount))).
+				Div(decimal.NewFromInt(1000))
+			extraContent += fmt.Sprintf("File Search 调用 %d 次，调用花费 $%s",
+				fileSearchTool.CallCount, dFileSearchQuota.String())
+		}
+	}
+
 	var quotaCalculateDecimal decimal.Decimal
 	if !priceData.UsePrice {
 		nonCachedTokens := dPromptTokens.Sub(dCacheTokens)
@@ -380,6 +441,9 @@ func postConsumeQuota(ctx *gin.Context, relayInfo *relaycommon.RelayInfo,
 	} else {
 		quotaCalculateDecimal = dModelPrice.Mul(dQuotaPerUnit).Mul(dGroupRatio)
 	}
+	// 添加 responses tools call 调用的配额
+	quotaCalculateDecimal = quotaCalculateDecimal.Add(dWebSearchQuota)
+	quotaCalculateDecimal = quotaCalculateDecimal.Add(dFileSearchQuota)
 
 	quota := int(quotaCalculateDecimal.Round(0).IntPart())
 	totalTokens := promptTokens + completionTokens
@@ -430,6 +494,19 @@ func postConsumeQuota(ctx *gin.Context, relayInfo *relaycommon.RelayInfo,
 		other["image_ratio"] = imageRatio
 		other["image_output"] = imageTokens
 	}
+	if !dWebSearchQuota.IsZero() && relayInfo.ResponsesUsageInfo != nil {
+		if webSearchTool, exists := relayInfo.ResponsesUsageInfo.BuiltInTools[dto.BuildInToolWebSearchPreview]; exists {
+			other["web_search"] = true
+			other["web_search_call_count"] = webSearchTool.CallCount
+			other["web_search_context_size"] = webSearchTool.SearchContextSize
+		}
+	}
+	if !dFileSearchQuota.IsZero() && relayInfo.ResponsesUsageInfo != nil {
+		if fileSearchTool, exists := relayInfo.ResponsesUsageInfo.BuiltInTools[dto.BuildInToolFileSearch]; exists {
+			other["file_search"] = true
+			other["file_search_call_count"] = fileSearchTool.CallCount
+		}
+	}
 	model.RecordConsumeLog(ctx, relayInfo.UserId, relayInfo.ChannelId, promptTokens, completionTokens, logModel,
 		tokenName, quota, logContent, relayInfo.TokenId, userQuota, int(useTimeSeconds), relayInfo.IsStream, relayInfo.Group, other)
 }