fix(adaptor): update relay mode handling to support relay format

relay/channel/volcengine/adaptor.go

@@ -195,6 +195,13 @@ func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
 		baseUrl = channelconstant.ChannelBaseURLs[channelconstant.ChannelTypeVolcEngine]
 		baseUrl = channelconstant.ChannelBaseURLs[channelconstant.ChannelTypeVolcEngine]
 	}
 	}
 
 
+	switch info.RelayFormat {
+	case types.RelayFormatClaude:
+		if strings.HasPrefix(info.UpstreamModelName, "bot") {
+			return fmt.Sprintf("%s/api/v3/bots/chat/completions", baseUrl), nil
+		}
+		return fmt.Sprintf("%s/api/v3/chat/completions", baseUrl), nil
+	default:
 		switch info.RelayMode {
 		switch info.RelayMode {
 		case constant.RelayModeChatCompletions:
 		case constant.RelayModeChatCompletions:
 			if strings.HasPrefix(info.UpstreamModelName, "bot") {
 			if strings.HasPrefix(info.UpstreamModelName, "bot") {
@@ -211,6 +218,7 @@ func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
 			return fmt.Sprintf("%s/api/v3/rerank", baseUrl), nil
 			return fmt.Sprintf("%s/api/v3/rerank", baseUrl), nil
 		default:
 		default:
 		}
 		}
+	}
 	return "", fmt.Errorf("unsupported relay mode: %d", info.RelayMode)
 	return "", fmt.Errorf("unsupported relay mode: %d", info.RelayMode)
 }
 }