feat: support deepseek now

relay/adaptor/deepseek/constants.go

@@ -0,0 +1,6 @@
+package deepseek
+
+var ModelList = []string{
+	"deepseek-chat",
+	"deepseek-coder",
+}

relay/adaptor/openai/compatible.go

@@ -3,6 +3,7 @@ package openai
 import (
 	"github.com/songquanpeng/one-api/relay/adaptor/ai360"
 	"github.com/songquanpeng/one-api/relay/adaptor/baichuan"
+	"github.com/songquanpeng/one-api/relay/adaptor/deepseek"
 	"github.com/songquanpeng/one-api/relay/adaptor/groq"
 	"github.com/songquanpeng/one-api/relay/adaptor/lingyiwanwu"
 	"github.com/songquanpeng/one-api/relay/adaptor/minimax"
@@ -22,6 +23,7 @@ var CompatibleChannels = []int{
 	channeltype.Groq,
 	channeltype.LingYiWanWu,
 	channeltype.StepFun,
+	channeltype.DeepSeek,
 }
 
 func GetCompatibleChannelMeta(channelType int) (string, []string) {
@@ -44,6 +46,8 @@ func GetCompatibleChannelMeta(channelType int) (string, []string) {
 		return "lingyiwanwu", lingyiwanwu.ModelList
 	case channeltype.StepFun:
 		return "stepfun", stepfun.ModelList
+	case channeltype.DeepSeek:
+		return "deepseek", deepseek.ModelList
 	default:
 		return "openai", ModelList
 	}

relay/billing/ratio/model.go

@@ -170,6 +170,9 @@ var ModelRatio = map[string]float64{
 	"command-light-nightly": 0.5,
 	"command-r":             0.5 / 1000 * USD,
 	"command-r-plus	":       3.0 / 1000 * USD,
+	// https://platform.deepseek.com/api-docs/pricing/
+	"deepseek-chat":  1.0 / 1000 * RMB,
+	"deepseek-coder": 1.0 / 1000 * RMB,
 }
 
 var CompletionRatio = map[string]float64{}
@@ -285,6 +288,9 @@ func GetCompletionRatio(name string) float64 {
 	if strings.HasPrefix(name, "gemini-") {
 		return 3
 	}
+	if strings.HasPrefix(name, "deepseek-") {
+		return 2
+	}
 	switch name {
 	case "llama2-70b-4096":
 		return 0.8 / 0.64

relay/channeltype/define.go

@@ -37,6 +37,7 @@ const (
 	AwsClaude
 	Coze
 	Cohere
+	DeepSeek
 
 	Dummy
 )

relay/channeltype/url.go

@@ -36,7 +36,8 @@ var ChannelBaseURLs = []string{
 	"https://api.stepfun.com",                   // 32
 	"",                                          // 33
 	"https://api.coze.com",                      // 34
-	"https://api.cohere.ai",                     //35
+	"https://api.cohere.ai",                     // 35
+	"https://api.deepseek.com",                  // 36
 }
 
 func init() {