diff --git a/apps/api/internal/clients/media_clients.go b/apps/api/internal/clients/media_clients.go
index 9cdf19b..8b7c297 100644
--- a/apps/api/internal/clients/media_clients.go
+++ b/apps/api/internal/clients/media_clients.go
@@ -398,6 +398,36 @@ func (c MinimaxClient) runVoiceClone(ctx context.Context, request Request) (Resp
 	}, nil
 }
 
+func (c MinimaxClient) DeleteVoiceClone(ctx context.Context, request VoiceCloneDeleteRequest) (VoiceCloneDeleteResponse, error) {
+	startedAt := time.Now()
+	voiceID := strings.TrimSpace(request.VoiceID)
+	if voiceID == "" {
+		return VoiceCloneDeleteResponse{}, &ClientError{Code: "bad_request", Message: "voice_id is required", Retryable: false}
+	}
+	client := httpClient(request.HTTPClient, c.HTTPClient)
+	payload := map[string]any{
+		"voice_type": "voice_cloning",
+		"voice_id":   voiceID,
+	}
+	result, requestID, err := providerPostJSON(ctx, client, providerURL(request.Candidate.BaseURL, "/delete_voice"), payload, request.Candidate.Credentials, "bearer")
+	finishedAt := time.Now()
+	if err != nil {
+		return VoiceCloneDeleteResponse{}, annotateResponseError(err, requestID, startedAt, finishedAt)
+	}
+	if isProviderTaskFailure(providerTaskSpec{Name: "minimax"}, result) {
+		return VoiceCloneDeleteResponse{}, providerTaskFailure(providerTaskSpec{Name: "minimax"}, result, firstNonEmptyString(requestID, requestIDFromResult(result)), startedAt)
+	}
+	deletedVoiceID := firstNonEmptyString(valueAtPath(result, "voice_id"), voiceID)
+	return VoiceCloneDeleteResponse{
+		VoiceID:    deletedVoiceID,
+		RequestID:  firstNonEmptyString(requestID, requestIDFromResult(result)),
+		Result:     result,
+		StartedAt:  startedAt,
+		FinishedAt: finishedAt,
+		DurationMS: responseDurationMS(startedAt, finishedAt),
+	}, nil
+}
+
 func (c MinimaxClient) minimaxVoiceCloneFileID(ctx context.Context, client *http.Client, request Request, body map[string]any, purpose string, fileIDKey string, sourceKeys ...string) (any, string, error) {
 	if value := firstPresent(body[fileIDKey], nil); value != nil {
 		return normalizeMinimaxFileID(value), "", nil
diff --git a/apps/api/internal/clients/types.go b/apps/api/internal/clients/types.go
index 8e46d8c..18b2540 100644
--- a/apps/api/internal/clients/types.go
+++ b/apps/api/internal/clients/types.go
@@ -60,6 +60,25 @@ type Client interface {
 	Run(ctx context.Context, request Request) (Response, error)
 }
 
+type VoiceCloneDeleteRequest struct {
+	VoiceID    string
+	Candidate  store.RuntimeModelCandidate
+	HTTPClient *http.Client
+}
+
+type VoiceCloneDeleteResponse struct {
+	VoiceID    string
+	RequestID  string
+	Result     map[string]any
+	StartedAt  time.Time
+	FinishedAt time.Time
+	DurationMS int64
+}
+
+type VoiceCloneDeleter interface {
+	DeleteVoiceClone(ctx context.Context, request VoiceCloneDeleteRequest) (VoiceCloneDeleteResponse, error)
+}
+
 type ClientError struct {
 	Code               string
 	Message            string
diff --git a/apps/api/internal/httpapi/handlers.go b/apps/api/internal/httpapi/handlers.go
index 0ae9a29..373ef97 100644
--- a/apps/api/internal/httpapi/handlers.go
+++ b/apps/api/internal/httpapi/handlers.go
@@ -1306,7 +1306,7 @@ func scopeForTaskKind(kind string) string {
 
 func statusFromRunError(err error) int {
 	switch {
-	case clients.ErrorCode(err) == "bad_request" || clients.ErrorCode(err) == "cloned_voice_expired" || clients.ErrorCode(err) == "cloned_voice_unavailable":
+	case clients.ErrorCode(err) == "bad_request" || clients.ErrorCode(err) == "cloned_voice_expired" || clients.ErrorCode(err) == "cloned_voice_unavailable" || clients.ErrorCode(err) == "cloned_voice_platform_unavailable" || clients.ErrorCode(err) == "unsupported_operation" || clients.ErrorCode(err) == "invalid_proxy":
 		return http.StatusBadRequest
 	case clients.ErrorCode(err) == "cloned_voice_not_found":
 		return http.StatusNotFound
diff --git a/apps/api/internal/httpapi/server.go b/apps/api/internal/httpapi/server.go
index b57bbe2..88df9da 100644
--- a/apps/api/internal/httpapi/server.go
+++ b/apps/api/internal/httpapi/server.go
@@ -145,6 +145,7 @@ func NewServerWithContext(ctx context.Context, cfg config.Config, db *store.Stor
 	mux.Handle("POST /api/v1/speech/generations", server.auth.Require(auth.PermissionBasic, server.createTask("speech.generations", true)))
 	mux.Handle("POST /api/v1/voice_clone", server.auth.Require(auth.PermissionBasic, server.createTask("voice.clone", true)))
 	mux.Handle("GET /api/v1/voice_clone/voices", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.listClonedVoices)))
+	mux.Handle("DELETE /api/v1/voice_clone/voices/{voiceID}", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.deleteClonedVoice)))
 	mux.Handle("POST /api/v1/files/upload", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.uploadFile)))
 	mux.Handle("GET /api/v1/tasks", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.listTasks)))
 	mux.Handle("GET /api/v1/tasks/{taskID}", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.getTask)))
@@ -178,6 +179,8 @@ func NewServerWithContext(ctx context.Context, cfg config.Config, db *store.Stor
 	mux.Handle("POST /v1/voice_clone", server.auth.Require(auth.PermissionBasic, server.createTask("voice.clone", true)))
 	mux.Handle("GET /voice_clone/voices", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.listClonedVoices)))
 	mux.Handle("GET /v1/voice_clone/voices", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.listClonedVoices)))
+	mux.Handle("DELETE /voice_clone/voices/{voiceID}", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.deleteClonedVoice)))
+	mux.Handle("DELETE /v1/voice_clone/voices/{voiceID}", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.deleteClonedVoice)))
 	mux.Handle("POST /v1/files/upload", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.uploadFile)))
 	mux.Handle("POST /v1/tasks/{taskID}/cancel", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.cancelTask)))
 
diff --git a/apps/api/internal/httpapi/voice_clone_handlers.go b/apps/api/internal/httpapi/voice_clone_handlers.go
index 72a63d8..11593bf 100644
--- a/apps/api/internal/httpapi/voice_clone_handlers.go
+++ b/apps/api/internal/httpapi/voice_clone_handlers.go
@@ -36,3 +36,41 @@ func (s *Server) listClonedVoices(w http.ResponseWriter, r *http.Request) {
 	}
 	writeJSON(w, http.StatusOK, map[string]any{"items": items})
 }
+
+// deleteClonedVoice godoc
+// @Summary 删除当前用户克隆音色
+// @Description 先从上游供应商删除音色，成功后再将网关数据库中的音色记录标记为 deleted。
+// @Tags voice-clone
+// @Produce json
+// @Security BearerAuth
+// @Param voiceID path string true "克隆音色记录 ID 或上游 voice_id"
+// @Success 200 {object} map[string]any
+// @Failure 400 {object} ErrorEnvelope
+// @Failure 401 {object} ErrorEnvelope
+// @Failure 403 {object} ErrorEnvelope
+// @Failure 404 {object} ErrorEnvelope
+// @Failure 502 {object} ErrorEnvelope
+// @Router /api/v1/voice_clone/voices/{voiceID} [delete]
+// @Router /v1/voice_clone/voices/{voiceID} [delete]
+// @Router /voice_clone/voices/{voiceID} [delete]
+func (s *Server) deleteClonedVoice(w http.ResponseWriter, r *http.Request) {
+	user, ok := auth.UserFromContext(r.Context())
+	if !ok {
+		writeError(w, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+	if !apiKeyScopeAllowed(user, "voice.clone") {
+		writeError(w, http.StatusForbidden, "api key scope does not allow this capability")
+		return
+	}
+	result, err := s.runner.DeleteClonedVoice(r.Context(), user, r.PathValue("voiceID"))
+	if err != nil {
+		writeErrorWithDetails(w, statusFromRunError(err), runErrorMessage(err), runErrorDetails(err), runErrorCode(err))
+		return
+	}
+	writeJSON(w, http.StatusOK, map[string]any{
+		"data":      result.Voice,
+		"upstream":  result.Upstream,
+		"requestId": result.RequestID,
+	})
+}
diff --git a/apps/api/internal/runner/voice_clone.go b/apps/api/internal/runner/voice_clone.go
index 67f8224..2be1172 100644
--- a/apps/api/internal/runner/voice_clone.go
+++ b/apps/api/internal/runner/voice_clone.go
@@ -18,6 +18,12 @@ type clonedVoiceBinding struct {
 	Explicit bool
 }
 
+type DeletedClonedVoiceResult struct {
+	Voice     store.ClonedVoice `json:"voice"`
+	Upstream  map[string]any    `json:"upstream,omitempty"`
+	RequestID string            `json:"requestId,omitempty"`
+}
+
 func validateVoiceCloneRequest(body map[string]any) error {
 	voiceID := firstNonEmptyString(stringFromMap(body, "voice_id"), stringFromMap(body, "voiceId"))
 	if !validMiniMaxVoiceID(voiceID) {
@@ -184,6 +190,62 @@ func (s *Service) touchClonedVoiceUsage(ctx context.Context, user *auth.User, bo
 	_ = s.store.TouchClonedVoiceUsage(ctx, voice.ID)
 }
 
+func (s *Service) DeleteClonedVoice(ctx context.Context, user *auth.User, rawID string) (DeletedClonedVoiceResult, error) {
+	id := strings.TrimSpace(rawID)
+	if id == "" {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "bad_request", Message: "voice id is required", StatusCode: 400, Retryable: false}
+	}
+	clonedVoiceID := ""
+	voiceID := id
+	if looksLikeUUID(id) {
+		clonedVoiceID = id
+		voiceID = ""
+	}
+	voice, found, err := s.store.FindClonedVoiceForUser(ctx, user, clonedVoiceID, voiceID)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	if !found {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "cloned_voice_not_found", Message: "cloned voice not found", StatusCode: 404, Retryable: false}
+	}
+	candidate, ok, err := s.store.GetRuntimeModelCandidateForVoiceCloneDeletion(ctx, voice.PlatformModelID, voice.PlatformID)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	if !ok {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "cloned_voice_platform_unavailable", Message: "cloned voice platform binding is unavailable", StatusCode: 400, Retryable: false}
+	}
+	requestHTTPClient, err := s.httpClientForCandidate(candidate, false)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	deleter, ok := s.clientFor(candidate, false).(clients.VoiceCloneDeleter)
+	if !ok {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "unsupported_operation", Message: "voice clone deletion is not supported by this provider", StatusCode: 400, Retryable: false}
+	}
+	upstream, err := deleter.DeleteVoiceClone(ctx, clients.VoiceCloneDeleteRequest{
+		VoiceID:    voice.VoiceID,
+		Candidate:  candidate,
+		HTTPClient: requestHTTPClient,
+	})
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	deleted, found, err := s.store.DeleteClonedVoiceForUser(ctx, user, voice.ID, voice.VoiceID)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	if !found {
+		deleted = voice
+		deleted.Status = "deleted"
+	}
+	return DeletedClonedVoiceResult{
+		Voice:     deleted,
+		Upstream:  upstream.Result,
+		RequestID: upstream.RequestID,
+	}, nil
+}
+
 func firstAudioURLFromResult(result map[string]any) string {
 	items, _ := result["data"].([]any)
 	for _, raw := range items {
diff --git a/apps/api/internal/store/candidates.go b/apps/api/internal/store/candidates.go
index c1f42d2..c628244 100644
--- a/apps/api/internal/store/candidates.go
+++ b/apps/api/internal/store/candidates.go
@@ -308,6 +308,68 @@ ORDER BY effective_priority ASC,
 	return items, nil
 }
 
+func (s *Store) GetRuntimeModelCandidateForVoiceCloneDeletion(ctx context.Context, platformModelID string, platformID string) (RuntimeModelCandidate, bool, error) {
+	platformModelID = strings.TrimSpace(platformModelID)
+	platformID = strings.TrimSpace(platformID)
+	if platformModelID == "" && platformID == "" {
+		return RuntimeModelCandidate{}, false, nil
+	}
+	var item RuntimeModelCandidate
+	var credentials []byte
+	var platformConfig []byte
+	err := s.pool.QueryRow(ctx, `
+SELECT p.id::text, p.platform_key, p.name, p.provider,
+       COALESCE(NULLIF(p.config->>'specType', ''), NULLIF(cp.provider_type, ''), NULLIF(p.config->>'sourceSpecType', ''), p.provider) AS spec_type,
+       COALESCE(p.base_url, ''), p.auth_type, p.credentials, p.config,
+       COALESCE(m.id::text, ''), COALESCE(NULLIF(m.provider_model_name, ''), m.model_name, 'voice_clone'),
+       COALESCE(m.model_name, 'voice_clone'), COALESCE(m.model_alias, '')
+FROM integration_platforms p
+LEFT JOIN platform_models m
+  ON m.platform_id = p.id
+  AND (
+    (NULLIF($1, '')::uuid IS NOT NULL AND m.id = NULLIF($1, '')::uuid)
+    OR (
+      NULLIF($1, '') IS NULL
+      AND m.model_type @> jsonb_build_array('voice_clone'::text)
+    )
+  )
+LEFT JOIN model_catalog_providers cp ON cp.provider_key = p.provider OR cp.provider_code = p.provider
+WHERE p.deleted_at IS NULL
+  AND (
+    (NULLIF($1, '')::uuid IS NOT NULL AND m.id = NULLIF($1, '')::uuid)
+    OR (NULLIF($2, '')::uuid IS NOT NULL AND p.id = NULLIF($2, '')::uuid)
+  )
+ORDER BY CASE WHEN NULLIF($1, '')::uuid IS NOT NULL AND m.id = NULLIF($1, '')::uuid THEN 0 ELSE 1 END,
+         m.created_at DESC
+LIMIT 1`, platformModelID, platformID).Scan(
+		&item.PlatformID,
+		&item.PlatformKey,
+		&item.PlatformName,
+		&item.Provider,
+		&item.SpecType,
+		&item.BaseURL,
+		&item.AuthType,
+		&credentials,
+		&platformConfig,
+		&item.PlatformModelID,
+		&item.ProviderModelName,
+		&item.ModelName,
+		&item.ModelAlias,
+	)
+	if err != nil {
+		if IsNotFound(err) {
+			return RuntimeModelCandidate{}, false, nil
+		}
+		return RuntimeModelCandidate{}, false, err
+	}
+	item.Credentials = decodeObject(credentials)
+	item.PlatformConfig = decodeObject(platformConfig)
+	item.ModelType = "voice_clone"
+	item.ClientID = item.PlatformKey + ":voice_clone:" + firstNonEmpty(item.ProviderModelName, item.ModelName)
+	item.QueueKey = item.ClientID
+	return item, true, nil
+}
+
 type runtimeCandidateLoadInput struct {
 	Policy            map[string]any
 	ConcurrentActive  float64
diff --git a/apps/api/internal/store/cloned_voices.go b/apps/api/internal/store/cloned_voices.go
index d825f9e..92564bd 100644
--- a/apps/api/internal/store/cloned_voices.go
+++ b/apps/api/internal/store/cloned_voices.go
@@ -133,6 +133,7 @@ SELECT `+clonedVoiceColumns+`
 FROM gateway_cloned_voices v
 LEFT JOIN integration_platforms p ON p.id = v.platform_id
 WHERE (
+  (
     NULLIF($1, '')::uuid IS NOT NULL
     AND v.gateway_user_id = NULLIF($1, '')::uuid
   )
@@ -140,6 +141,8 @@ WHERE (
     NULLIF($2, '') IS NOT NULL
     AND v.user_id = $2
   )
+)
+  AND v.status <> 'deleted'
 ORDER BY v.created_at DESC`, gatewayUserID, userID)
 	if err != nil {
 		return nil, err
@@ -181,6 +184,7 @@ WHERE (
     (NULLIF($3, '')::uuid IS NOT NULL AND v.id = NULLIF($3, '')::uuid)
     OR (NULLIF($4, '') IS NOT NULL AND v.voice_id = $4)
   )
+  AND v.status NOT IN ('deleted', 'failed')
 ORDER BY CASE WHEN NULLIF($3, '')::uuid IS NOT NULL AND v.id = NULLIF($3, '')::uuid THEN 0 ELSE 1 END,
          v.created_at DESC
 LIMIT 1`, gatewayUserID, userID, clonedVoiceID, voiceID))
@@ -193,6 +197,46 @@ LIMIT 1`, gatewayUserID, userID, clonedVoiceID, voiceID))
 	return item, true, nil
 }
 
+func (s *Store) DeleteClonedVoiceForUser(ctx context.Context, user *auth.User, clonedVoiceID string, voiceID string) (ClonedVoice, bool, error) {
+	gatewayUserID, userID := clonedVoiceUserKeys(user)
+	clonedVoiceID = strings.TrimSpace(clonedVoiceID)
+	voiceID = strings.TrimSpace(voiceID)
+	if clonedVoiceID == "" && voiceID == "" {
+		return ClonedVoice{}, false, nil
+	}
+	item, err := scanClonedVoice(s.pool.QueryRow(ctx, `
+WITH updated AS (
+  UPDATE gateway_cloned_voices v
+  SET status = 'deleted', updated_at = now()
+  WHERE (
+      (
+        NULLIF($1, '')::uuid IS NOT NULL
+        AND v.gateway_user_id = NULLIF($1, '')::uuid
+      )
+      OR (
+        NULLIF($2, '') IS NOT NULL
+        AND v.user_id = $2
+      )
+    )
+    AND (
+      (NULLIF($3, '')::uuid IS NOT NULL AND v.id = NULLIF($3, '')::uuid)
+      OR (NULLIF($4, '') IS NOT NULL AND v.voice_id = $4)
+    )
+    AND v.status <> 'deleted'
+  RETURNING *
+)
+SELECT `+clonedVoiceColumns+`
+FROM updated v
+LEFT JOIN integration_platforms p ON p.id = v.platform_id`, gatewayUserID, userID, clonedVoiceID, voiceID))
+	if err != nil {
+		if IsNotFound(err) {
+			return ClonedVoice{}, false, nil
+		}
+		return ClonedVoice{}, false, err
+	}
+	return item, true, nil
+}
+
 func (s *Store) TouchClonedVoiceUsage(ctx context.Context, clonedVoiceID string) error {
 	if strings.TrimSpace(clonedVoiceID) == "" {
 		return nil