diff --git a/internal/controlplane/api/gateway_health.go b/internal/controlplane/api/gateway_health.go
new file mode 100644
index 0000000..296986d
--- /dev/null
+++ b/internal/controlplane/api/gateway_health.go
@@ -0,0 +1,72 @@
+package api
+
+import (
+	"context"
+	"net/http"
+	"sync"
+	"time"
+
+	hub "git.ipao.vip/rogee/creator-hub/internal/environment"
+	"github.com/sirupsen/logrus"
+)
+
+const gatewayHealthProbeTimeout = 5 * time.Second
+
+// gatewayHealthStore 是网关健康检查所需的存储能力；生产实现为 *hub.Store，测试使用内存桩。
+type gatewayHealthStore interface {
+	ListGateways(ctx context.Context) ([]hub.Gateway, error)
+	RecordGatewayCheck(ctx context.Context, name, status, reason string) (hub.Gateway, error)
+}
+
+// classifyGatewayHealth 将一次 /healthz 探活结果归一为持久化状态与原因。
+// 连接失败或 5xx 判为 unhealthy；其余（含 401 令牌不匹配）说明进程可达，判为 healthy
+// 并把异常状态写进 reason 供排查。
+func classifyGatewayHealth(status int, callErr error) (string, string) {
+	if callErr != nil {
+		reason := callErr.Error()
+		if len(reason) > 300 {
+			reason = reason[:300]
+		}
+		return "unhealthy", reason
+	}
+	if status >= 500 {
+		return "unhealthy", "gateway returned status " + http.StatusText(status)
+	}
+	if status >= 400 {
+		return "healthy", "gateway responded with status " + http.StatusText(status)
+	}
+	return "healthy", ""
+}
+
+// RecordGatewayHealthChecks 执行一轮网关健康探活并落库；供 workers 定时任务与测试调用。
+func RecordGatewayHealthChecks(ctx context.Context, store *hub.Store) error {
+	return recordGatewayHealthChecks(ctx, store)
+}
+
+// recordGatewayHealthChecks 对全部注册网关并发探活一次，每个网关只覆盖写入最近一次结果。
+// 单个网关落库失败不阻断其余网关，仅记日志（下一轮探活会重试）。
+func recordGatewayHealthChecks(ctx context.Context, store gatewayHealthStore) error {
+	gateways, err := store.ListGateways(ctx)
+	if err != nil {
+		return err
+	}
+	var wg sync.WaitGroup
+	for _, gateway := range gateways {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			status, _, callErr := gatewayCall(ctx, gateway, http.MethodGet, "/healthz", nil, gatewayHealthProbeTimeout)
+			healthStatus, reason := classifyGatewayHealth(status, callErr)
+			if _, recordErr := store.RecordGatewayCheck(ctx, gateway.Name, healthStatus, reason); recordErr != nil {
+				logrus.WithFields(logrus.Fields{
+					"service":    "control-plane",
+					"event_type": "gateway_health_check",
+					"gateway":    gateway.Name,
+					"probed":     healthStatus,
+				}).WithError(recordErr).Warn("gateway health check result was not persisted")
+			}
+		}()
+	}
+	wg.Wait()
+	return nil
+}
diff --git a/internal/controlplane/api/gateway_health_test.go b/internal/controlplane/api/gateway_health_test.go
new file mode 100644
index 0000000..099aa5f
--- /dev/null
+++ b/internal/controlplane/api/gateway_health_test.go
@@ -0,0 +1,122 @@
+package api
+
+import (
+	"context"
+	"errors"
+	"net/http"
+	"net/http/httptest"
+	"sync"
+	"testing"
+	"time"
+
+	hub "git.ipao.vip/rogee/creator-hub/internal/environment"
+)
+
+type recordedGatewayCheck struct {
+	name   string
+	status string
+	reason string
+}
+
+// healthMemoryStore 在 memoryStore 之上记录 RecordGatewayCheck 调用，供健康检查断言。
+type healthMemoryStore struct {
+	*memoryStore
+	mu     sync.Mutex
+	checks []recordedGatewayCheck
+}
+
+func (s *healthMemoryStore) RecordGatewayCheck(_ context.Context, name, status, reason string) (hub.Gateway, error) {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+	s.checks = append(s.checks, recordedGatewayCheck{name: name, status: status, reason: reason})
+	return hub.Gateway{Name: name, HealthStatus: status, LastCheckReason: reason}, nil
+}
+
+func TestClassifyGatewayHealth(t *testing.T) {
+	for _, test := range []struct {
+		name          string
+		status        int
+		callErr       error
+		wantStatus    string
+		wantReasonHad bool // 是否应携带非空 reason
+	}{
+		{name: "204 healthy without reason", status: http.StatusNoContent, wantStatus: "healthy", wantReasonHad: false},
+		{name: "200 healthy without reason", status: http.StatusOK, wantStatus: "healthy", wantReasonHad: false},
+		{name: "401 reachable but unauthorized", status: http.StatusUnauthorized, wantStatus: "healthy", wantReasonHad: true},
+		{name: "404 reachable but misrouted", status: http.StatusNotFound, wantStatus: "healthy", wantReasonHad: true},
+		{name: "503 unhealthy", status: http.StatusServiceUnavailable, wantStatus: "unhealthy", wantReasonHad: true},
+		{name: "connection error unhealthy", callErr: errors.New(`Get "http://gw:8081/healthz": dial tcp: connection refused`), wantStatus: "unhealthy", wantReasonHad: true},
+	} {
+		t.Run(test.name, func(t *testing.T) {
+			status, reason := classifyGatewayHealth(test.status, test.callErr)
+			if status != test.wantStatus {
+				t.Fatalf("classify status = %q, want %q (reason=%q)", status, test.wantStatus, reason)
+			}
+			if test.wantReasonHad != (reason != "") {
+				t.Fatalf("classify reason = %q, wantReasonHad=%v", reason, test.wantReasonHad)
+			}
+		})
+	}
+}
+
+func TestClassifyGatewayHealthTruncatesReason(t *testing.T) {
+	long := errors.New(string(make([]byte, 1024)))
+	_, reason := classifyGatewayHealth(0, long)
+	if len(reason) != 300 {
+		t.Fatalf("reason length = %d, want 300", len(reason))
+	}
+}
+
+func TestRecordGatewayHealthChecksPersistsLatestResult(t *testing.T) {
+	reachable := &fakeGateway{token: "token-a"}
+	reachableServer := httptest.NewServer(reachable.handler(t))
+	t.Cleanup(reachableServer.Close)
+
+	closedServer := httptest.NewServer(http.HandlerFunc(func(http.ResponseWriter, *http.Request) {}))
+	closedServer.Close() // 端口已释放，保证连接失败
+
+	store := &healthMemoryStore{memoryStore: newMemoryStore()}
+	store.gateways["gw-live"] = hub.Gateway{Name: "gw-live", Endpoint: reachableServer.URL, Token: reachable.token}
+	store.gateways["gw-down"] = hub.Gateway{Name: "gw-down", Endpoint: closedServer.URL, Token: "unused-token"}
+
+	if err := recordGatewayHealthChecks(context.Background(), store); err != nil {
+		t.Fatalf("record gateway health checks returned error: %v", err)
+	}
+
+	byName := map[string]recordedGatewayCheck{}
+	for _, check := range store.checks {
+		byName[check.name] = check
+	}
+	if len(store.checks) != 2 {
+		t.Fatalf("expected one check per gateway, got %#v", store.checks)
+	}
+	if byName["gw-live"].status != "healthy" {
+		t.Fatalf("reachable gateway status = %q, want healthy", byName["gw-live"].status)
+	}
+	if byName["gw-live"].reason != "" {
+		t.Fatalf("reachable gateway reason = %q, want empty", byName["gw-live"].reason)
+	}
+	if byName["gw-down"].status != "unhealthy" || byName["gw-down"].reason == "" {
+		t.Fatalf("unreachable gateway = %#v, want unhealthy with reason", byName["gw-down"])
+	}
+	if requests := reachable.recorded(); len(requests) != 1 || requests[0].path != "/healthz" {
+		t.Fatalf("reachable gateway probes = %#v, want exactly one /healthz", requests)
+	}
+}
+
+func TestRecordGatewayHealthChecksEmptyListIsNoop(t *testing.T) {
+	store := &healthMemoryStore{memoryStore: newMemoryStore()}
+	if err := recordGatewayHealthChecks(context.Background(), store); err != nil {
+		t.Fatalf("empty list returned error: %v", err)
+	}
+	if len(store.checks) != 0 {
+		t.Fatalf("empty list recorded checks: %#v", store.checks)
+	}
+}
+
+// 编译期约束：探活超时常量必须明显小于调度间隔，避免探活互相堆叠。
+func TestGatewayHealthProbeTimeoutBounded(t *testing.T) {
+	if gatewayHealthProbeTimeout > 10*time.Second {
+		t.Fatalf("probe timeout %v must stay below scheduling cadence", gatewayHealthProbeTimeout)
+	}
+}
diff --git a/internal/controlplane/api/hub_test.go b/internal/controlplane/api/hub_test.go
index f481da5..6c0950a 100644
--- a/internal/controlplane/api/hub_test.go
+++ b/internal/controlplane/api/hub_test.go
@@ -573,6 +573,9 @@ func (probe *sequenceExitProbe) Check(context.Context, hub.NetworkExitAccess) (h
 func (g *fakeGateway) handler(t *testing.T) http.Handler {
 	return http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
 		if request.Method == http.MethodGet && request.URL.Path == "/healthz" {
+			g.mu.Lock()
+			g.requests = append(g.requests, recordedRequest{method: request.Method, path: request.URL.Path})
+			g.mu.Unlock()
 			response.WriteHeader(http.StatusNoContent)
 			return
 		}
@@ -829,12 +832,13 @@ func TestUpdateGatewayRenamesAndPreservesReferences(t *testing.T) {
 	}
 }
 
-func TestListGatewaysReturnsStoredRecordsWithoutProbing(t *testing.T) {
+func TestListGatewaysReturnsStoredHealthWithoutProbing(t *testing.T) {
 	store := newMemoryStore()
 	gateway := &fakeGateway{token: "unit-test-gateway-token"}
 	server := httptest.NewServer(gateway.handler(t))
 	t.Cleanup(server.Close)
-	stored := hub.Gateway{Name: "gw-1", Endpoint: server.URL, Token: gateway.token}
+	stored := hub.Gateway{Name: "gw-1", Endpoint: server.URL, Token: gateway.token,
+		HealthStatus: "healthy", LastCheckReason: "", LastCheckedAt: nil}
 	store.gateways[stored.Name] = stored
 	app := fiber.New()
 	registerHubWithNetwork(app, store, fakeExitProbe{}, func(hub.NetworkExitAccess) (string, error) { return "", nil })
@@ -847,8 +851,8 @@ func TestListGatewaysReturnsStoredRecordsWithoutProbing(t *testing.T) {
 	if err := json.Unmarshal(response.Body.Bytes(), &gateways); err != nil || len(gateways) != 1 || gateways[0] != stored {
 		t.Fatalf("stored gateway was not returned unchanged: gateways=%#v err=%v", gateways, err)
 	}
-	if strings.Contains(response.Body.String(), "connectivity") || strings.Contains(response.Body.String(), "health") {
-		t.Fatalf("gateway list exposed live status fields: %s", response.Body.String())
+	if !strings.Contains(response.Body.String(), `"health_status":"healthy"`) {
+		t.Fatalf("gateway list should return persisted health status: %s", response.Body.String())
 	}
 	if requests := gateway.recorded(); len(requests) != 0 {
 		t.Fatalf("gateway list performed live probes: %#v", requests)
diff --git a/internal/controlplane/app/app.go b/internal/controlplane/app/app.go
index b0a061d..63a860d 100644
--- a/internal/controlplane/app/app.go
+++ b/internal/controlplane/app/app.go
@@ -97,13 +97,21 @@ func newCommand() *cobra.Command {
 				defer close(creatorScheduleDone)
 				workers.RunCreatorScheduler(creatorScheduleContext, creatorStore, phaseAStore, hubStore)
 			}()
+			gatewayHealthContext, stopGatewayHealth := context.WithCancel(command.Context())
+			gatewayHealthDone := make(chan struct{})
+			go func() {
+				defer close(gatewayHealthDone)
+				workers.RunGatewayHealthCheck(gatewayHealthContext, hubStore)
+			}()
 			listenErr := newHandler(cfg.webDir, cfg.username, cfg.password, phaseAStore, hubStore, credentials, creatorStore).Listen(cfg.listenAddr, fiber.ListenConfig{
 				GracefulContext:       command.Context(),
 				DisableStartupMessage: true,
 			})
 			stopCreatorScheduler()
+			stopGatewayHealth()
 			stopHeartbeat()
 			<-creatorScheduleDone
+			<-gatewayHealthDone
 			<-heartbeatDone
 			return listenErr
 		},
diff --git a/internal/controlplane/workers/runtime.go b/internal/controlplane/workers/runtime.go
index a3aec7a..86a9ac8 100644
--- a/internal/controlplane/workers/runtime.go
+++ b/internal/controlplane/workers/runtime.go
@@ -29,3 +29,19 @@ func RunRuntimeLeaseHeartbeat(ctx context.Context, store *environment.Store) {
 func RunCreatorScheduler(ctx context.Context, store *creatorDomain.Store, accountStore *account.Store, environmentStore *environment.Store) {
 	api.RunCreatorScheduler(ctx, store, accountStore, environmentStore)
 }
+
+// RunGatewayHealthCheck 每 30 秒对全部注册网关探活一次，只保留最近一次结果。
+func RunGatewayHealthCheck(ctx context.Context, store *environment.Store) {
+	ticker := time.NewTicker(30 * time.Second)
+	defer ticker.Stop()
+	for {
+		select {
+		case <-ctx.Done():
+			return
+		case <-ticker.C:
+			if err := api.RecordGatewayHealthChecks(ctx, store); err != nil && ctx.Err() == nil {
+				logrus.WithField("service", "control-plane").WithError(err).Warn("gateway health check failed")
+			}
+		}
+	}
+}
diff --git a/internal/environment/migration043_probe_test.go b/internal/environment/migration043_probe_test.go
index 994ea6d..2dff345 100644
--- a/internal/environment/migration043_probe_test.go
+++ b/internal/environment/migration043_probe_test.go
@@ -70,6 +70,6 @@ func TestMigration043ConsolidatedSchemaShape(t *testing.T) {
 	// audit_event 任务列已删
 	assertDatabaseCount(t, db, `SELECT count(*) FROM information_schema.columns WHERE table_schema = current_schema()
 		AND table_name = 'audit_event' AND column_name IN ('confirmation_id','confirmation_version','attempt_id','task_id','runtime_instance_id')`, 0)
-	// 统一登记表：1-38（除 36）、1017-1042、43 全部登记
-	assertDatabaseCount(t, db, `SELECT count(*) FROM schema_migration`, 49)
+	// 统一登记表：1-38（除 36）、1017-1043、43 全部登记
+	assertDatabaseCount(t, db, `SELECT count(*) FROM schema_migration`, 50)
 }
diff --git a/internal/environment/migration_test.go b/internal/environment/migration_test.go
index 9fd625c..f8cf13e 100644
--- a/internal/environment/migration_test.go
+++ b/internal/environment/migration_test.go
@@ -30,7 +30,7 @@ func TestUnifiedAccountMigration(t *testing.T) {
 			t.Fatal(err)
 		}
 		defer db.Close()
-		assertDatabaseCount(t, db, `SELECT count(*) FROM schema_migration`, 49)
+		assertDatabaseCount(t, db, `SELECT count(*) FROM schema_migration`, 50)
 		assertDatabaseCount(t, db, `SELECT count(*) FROM information_schema.tables WHERE table_schema = current_schema()
 			AND table_name IN ('social_account', 'browser_env', 'network_exit', 'environment_binding')`, 3)
 		assertDatabaseCount(t, db, `SELECT count(*) FROM information_schema.tables WHERE table_schema = current_schema() AND table_name = 'browser_image'`, 0)
@@ -42,7 +42,7 @@ func TestUnifiedAccountMigration(t *testing.T) {
 
 		store = openFullyMigratedHub(t, ctx, testURL)
 		store.Close()
-		assertDatabaseCount(t, db, `SELECT count(*) FROM schema_migration`, 49)
+		assertDatabaseCount(t, db, `SELECT count(*) FROM schema_migration`, 50)
 	})
 
 	t.Run("legacy migration 013 without account secrets is repaired forward", func(t *testing.T) {
diff --git a/internal/environment/migrations/1043_gateway_health.sql b/internal/environment/migrations/1043_gateway_health.sql
new file mode 100644
index 0000000..741dc0b
--- /dev/null
+++ b/internal/environment/migrations/1043_gateway_health.sql
@@ -0,0 +1,5 @@
+-- 网关健康状态：后台定时探活只保留最近一次结果（不保留历史），列表接口直接读库展示。
+ALTER TABLE gateway ADD COLUMN health_status text NOT NULL DEFAULT 'unchecked'
+    CHECK (health_status IN ('unchecked', 'healthy', 'unhealthy'));
+ALTER TABLE gateway ADD COLUMN last_check_reason text NOT NULL DEFAULT '';
+ALTER TABLE gateway ADD COLUMN last_checked_at timestamptz;
diff --git a/internal/environment/store.go b/internal/environment/store.go
index e8e2f53..9ac92c5 100644
--- a/internal/environment/store.go
+++ b/internal/environment/store.go
@@ -167,6 +167,9 @@ var migration1041 string
 //go:embed migrations/1042_work_cover_cache.sql
 var migration1042 string
 
+//go:embed migrations/1043_gateway_health.sql
+var migration1043 string
+
 var (
 	ErrConflict          = errors.New("resource conflicts with existing state")
 	ErrInvalid           = errors.New("invalid environment input")
@@ -188,12 +191,16 @@ type Store struct {
 }
 
 // Gateway 是平台注册的 native browser gateway 节点；Token 由平台生成，明文存储供页面复制（开发阶段约定）。
+// 健康字段由控制面后台定时探活写入，只保留最近一次结果，不保留历史。
 type Gateway struct {
-	Name      string    `json:"name"`
-	Endpoint  string    `json:"endpoint"`
-	Token     string    `json:"token"`
-	CreatedAt time.Time `json:"created_at"`
-	UpdatedAt time.Time `json:"updated_at"`
+	Name            string     `json:"name"`
+	Endpoint        string     `json:"endpoint"`
+	Token           string     `json:"token"`
+	HealthStatus    string     `json:"health_status"`
+	LastCheckReason string     `json:"last_check_reason"`
+	LastCheckedAt   *time.Time `json:"last_checked_at"`
+	CreatedAt       time.Time  `json:"created_at"`
+	UpdatedAt       time.Time  `json:"updated_at"`
 }
 
 // Env 是一个浏览器环境；浏览器安装和默认运行时由 gateway 宿主机配置。
@@ -302,7 +309,7 @@ func (s *Store) migrate(ctx context.Context) error {
 		{1023, migration1023}, {1024, migration1024}, {1025, migration1025}, {1026, migration1026}, {1027, migration1027}, {1028, migration1028},
 		{1029, migration1029}, {1030, migration1030}, {1031, migration1031}, {1032, migration1032}, {1033, migration1033}, {1034, migration1034},
 		{1035, migration1035}, {1036, migration1036}, {1037, migration1037}, {1038, migration1038}, {1039, migration1039}, {1040, migration1040},
-		{1041, migration1041}, {1042, migration1042},
+		{1041, migration1041}, {1042, migration1042}, {1043, migration1043},
 		{43, migration043}, {44, migration044}} {
 		var applied bool
 		if err := tx.QueryRowContext(ctx, `SELECT EXISTS (SELECT 1 FROM schema_migration WHERE version = $1)`, migration.version).Scan(&applied); err != nil {
@@ -324,6 +331,19 @@ func (s *Store) migrate(ctx context.Context) error {
 	return nil
 }
 
+func scanGateway(row rowScanner) (Gateway, error) {
+	var gateway Gateway
+	var checked sql.NullTime
+	if err := row.Scan(&gateway.Name, &gateway.Endpoint, &gateway.Token, &gateway.HealthStatus,
+		&gateway.LastCheckReason, &checked, &gateway.CreatedAt, &gateway.UpdatedAt); err != nil {
+		return Gateway{}, rowError(err)
+	}
+	if checked.Valid {
+		gateway.LastCheckedAt = &checked.Time
+	}
+	return gateway, nil
+}
+
 func (s *Store) CreateGateway(ctx context.Context, name, endpoint, token string) (Gateway, error) {
 	name, endpoint, token = strings.TrimSpace(name), strings.TrimSpace(endpoint), strings.TrimSpace(token)
 	if !gatewayNamePattern.MatchString(name) || !validHTTPURL(endpoint) {
@@ -337,15 +357,13 @@ func (s *Store) CreateGateway(ctx context.Context, name, endpoint, token string)
 	} else {
 		token = newToken()
 	}
-	gateway := Gateway{Name: name, Endpoint: endpoint, Token: token}
-	err := s.db.QueryRowContext(ctx, `
+	result, err := scanGateway(s.db.QueryRowContext(ctx, `
 		INSERT INTO gateway (name, endpoint, token) VALUES ($1, $2, $3)
-		RETURNING created_at, updated_at`, name, endpoint, gateway.Token).
-		Scan(&gateway.CreatedAt, &gateway.UpdatedAt)
+		RETURNING name, endpoint, token, health_status, last_check_reason, last_checked_at, created_at, updated_at`, name, endpoint, token))
 	if err != nil {
-		return Gateway{}, publicDatabaseError(err)
+		return Gateway{}, err
 	}
-	return gateway, nil
+	return result, nil
 }
 
 // UpdateGateway 修改网关名称、Endpoint 和令牌。名称变更由数据库外键 ON UPDATE CASCADE
@@ -357,31 +375,26 @@ func (s *Store) UpdateGateway(ctx context.Context, currentName, name, endpoint,
 		(token != "" && !tokenPattern.MatchString(token)) {
 		return Gateway{}, ErrInvalid
 	}
-	var gateway Gateway
-	err := s.db.QueryRowContext(ctx, `
+	return scanGateway(s.db.QueryRowContext(ctx, `
 		UPDATE gateway SET name = $1, endpoint = $2,
 			token = CASE WHEN $3 = '' THEN token ELSE $3 END, updated_at = now()
 		WHERE name = $4
-		RETURNING name, endpoint, token, created_at, updated_at`, name, endpoint, token, currentName).
-		Scan(&gateway.Name, &gateway.Endpoint, &gateway.Token, &gateway.CreatedAt, &gateway.UpdatedAt)
-	if err != nil {
-		return Gateway{}, rowError(err)
-	}
-	return gateway, nil
+		RETURNING name, endpoint, token, health_status, last_check_reason, last_checked_at, created_at, updated_at`, name, endpoint, token, currentName))
 }
 
 func (s *Store) ListGateways(ctx context.Context) ([]Gateway, error) {
 	rows, err := s.db.QueryContext(ctx, `
-		SELECT name, endpoint, token, created_at, updated_at FROM gateway ORDER BY created_at, name`)
+		SELECT name, endpoint, token, health_status, last_check_reason, last_checked_at, created_at, updated_at
+		FROM gateway ORDER BY created_at, name`)
 	if err != nil {
 		return nil, errors.New("read gateways")
 	}
 	defer rows.Close()
 	gateways := []Gateway{}
 	for rows.Next() {
-		var gateway Gateway
-		if err := rows.Scan(&gateway.Name, &gateway.Endpoint, &gateway.Token, &gateway.CreatedAt, &gateway.UpdatedAt); err != nil {
-			return nil, errors.New("decode gateway")
+		gateway, err := scanGateway(rows)
+		if err != nil {
+			return nil, err
 		}
 		gateways = append(gateways, gateway)
 	}
@@ -389,17 +402,23 @@ func (s *Store) ListGateways(ctx context.Context) ([]Gateway, error) {
 }
 
 func (s *Store) GetGateway(ctx context.Context, name string) (Gateway, error) {
-	var gateway Gateway
 	if !gatewayNamePattern.MatchString(name) {
-		return gateway, ErrInvalid
+		return Gateway{}, ErrInvalid
 	}
-	err := s.db.QueryRowContext(ctx, `
-		SELECT name, endpoint, token, created_at, updated_at FROM gateway WHERE name = $1`, name).
-		Scan(&gateway.Name, &gateway.Endpoint, &gateway.Token, &gateway.CreatedAt, &gateway.UpdatedAt)
-	if err != nil {
-		return Gateway{}, rowError(err)
+	return scanGateway(s.db.QueryRowContext(ctx, `
+		SELECT name, endpoint, token, health_status, last_check_reason, last_checked_at, created_at, updated_at
+		FROM gateway WHERE name = $1`, name))
+}
+
+// RecordGatewayCheck 覆盖写入最近一次探活结果；不保留历史。status 只允许 healthy/unhealthy。
+func (s *Store) RecordGatewayCheck(ctx context.Context, name, status, reason string) (Gateway, error) {
+	if !gatewayNamePattern.MatchString(name) || (status != "healthy" && status != "unhealthy") {
+		return Gateway{}, ErrInvalid
 	}
-	return gateway, nil
+	return scanGateway(s.db.QueryRowContext(ctx, `
+		UPDATE gateway SET health_status = $2, last_check_reason = $3, last_checked_at = now(), updated_at = now()
+		WHERE name = $1
+		RETURNING name, endpoint, token, health_status, last_check_reason, last_checked_at, created_at, updated_at`, name, status, reason))
 }
 
 func (s *Store) DeleteGateway(ctx context.Context, name string) error {
diff --git a/internal/environment/store_test.go b/internal/environment/store_test.go
index 0dfd420..39d73ae 100644
--- a/internal/environment/store_test.go
+++ b/internal/environment/store_test.go
@@ -808,3 +808,62 @@ func TestNetworkExitLifecycleStoreOperations(t *testing.T) {
 		t.Fatalf("list exits: exits=%+v err=%v", exits, err)
 	}
 }
+
+func TestGatewayHealthCheckPersistence(t *testing.T) {
+	databaseURL := os.Getenv("CREATORHUB_POSTGRES_TEST_URL")
+	if databaseURL == "" {
+		t.Skip("set CREATORHUB_POSTGRES_TEST_URL to run PostgreSQL integration coverage")
+	}
+	ctx := context.Background()
+	store := openFullyMigratedHub(t, ctx, isolatedDatabaseURL(t, databaseURL))
+	t.Cleanup(func() { _ = store.Close() })
+
+	gateway, err := store.CreateGateway(ctx, "gw-health", "http://127.0.0.1:8081", "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if gateway.HealthStatus != "unchecked" || gateway.LastCheckReason != "" || gateway.LastCheckedAt != nil {
+		t.Fatalf("new gateway must start unchecked: %#v", gateway)
+	}
+
+	checked, err := store.RecordGatewayCheck(ctx, "gw-health", "healthy", "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if checked.HealthStatus != "healthy" || checked.LastCheckReason != "" || checked.LastCheckedAt == nil {
+		t.Fatalf("healthy check was not persisted: %#v", checked)
+	}
+
+	failed, err := store.RecordGatewayCheck(ctx, "gw-health", "unhealthy", `Get "http://127.0.0.1:8081/healthz": connection refused`)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if failed.HealthStatus != "unhealthy" || failed.LastCheckReason == "" || failed.LastCheckedAt == nil {
+		t.Fatalf("unhealthy check was not persisted: %#v", failed)
+	}
+	if !failed.LastCheckedAt.After(*checked.LastCheckedAt) && failed.LastCheckedAt.Equal(*checked.LastCheckedAt) {
+		t.Fatalf("last_checked_at must advance: %v", failed.LastCheckedAt)
+	}
+
+	reread, err := store.GetGateway(ctx, "gw-health")
+	if err != nil || reread.HealthStatus != "unhealthy" || reread.LastCheckReason != failed.LastCheckReason {
+		t.Fatalf("health fields must round trip through get/list: %#v err=%v", reread, err)
+	}
+	listed, err := store.ListGateways(ctx)
+	if err != nil || len(listed) != 1 || listed[0].HealthStatus != "unhealthy" {
+		t.Fatalf("health fields must round trip through list: list=%#v err=%v", listed, err)
+	}
+
+	if _, err := store.RecordGatewayCheck(ctx, "gw-health", "degraded", ""); !errors.Is(err, ErrInvalid) {
+		t.Fatalf("unknown status must be rejected, got %v", err)
+	}
+	if _, err := store.RecordGatewayCheck(ctx, "missing", "healthy", ""); !errors.Is(err, ErrNotFound) {
+		t.Fatalf("missing gateway must surface not found, got %v", err)
+	}
+
+	// 改名/改地址不触碰健康字段（由探活负责覆盖）。
+	renamed, err := store.UpdateGateway(ctx, "gw-health", "gw-health-2", "http://127.0.0.2:8081", "")
+	if err != nil || renamed.HealthStatus != "unhealthy" || renamed.LastCheckReason == "" {
+		t.Fatalf("update must preserve health fields: %#v err=%v", renamed, err)
+	}
+}
diff --git a/web/src/pages/gateways/index.tsx b/web/src/pages/gateways/index.tsx
index 7411619..d11282d 100644
--- a/web/src/pages/gateways/index.tsx
+++ b/web/src/pages/gateways/index.tsx
@@ -1,15 +1,30 @@
 // 网关管理：语义对齐 web.archived GatewaysPage.jsx（注册/编辑 Modal、令牌显隐复制、删除）。
 import { useCallback, useEffect, useState } from 'react';
-import { Alert, App, Button, Card, Flex, Form, Input, Modal, Popconfirm, Space, Table, Typography } from 'antd';
+import { Alert, App, Button, Card, Flex, Form, Input, Modal, Popconfirm, Space, Table, Tag, Tooltip, Typography } from 'antd';
 import { CopyOutlined, EyeInvisibleOutlined, EyeOutlined, PlusOutlined } from '@ant-design/icons';
 import type { ColumnsType } from 'antd/es/table';
 import { create, getList, remove, update } from '@/services/api';
-import { conflictMessage } from '@/utils/helpers';
+import { conflictMessage, dateTime } from '@/utils/helpers';
 import { fixedLeft, fixedRight, tablePagination, tableScroll, useOverflowGrid } from '@/utils/table';
 
 const namePattern = /^[A-Za-z0-9][A-Za-z0-9._-]{0,63}$/;
 const tokenPattern = /^[A-Za-z0-9][A-Za-z0-9._-]{15,127}$/;
 
+// 健康状态列：只展示后台定时探活的最近一次结果，不保留历史。
+function HealthCell({ status, reason, checkedAt }: { status?: string; reason?: string; checkedAt?: string }) {
+  const label = status === 'healthy' ? '在线' : status === 'unhealthy' ? '离线' : '未检查';
+  const color = status === 'healthy' ? 'success' : status === 'unhealthy' ? 'error' : 'default';
+  const details = [
+    checkedAt ? `最近检查：${dateTime(checkedAt)}` : null,
+    reason || null,
+  ].filter(Boolean).join('；');
+  return (
+    <Tooltip title={details || '尚未执行健康检查'}>
+      <Tag color={color}>{label}</Tag>
+    </Tooltip>
+  );
+}
+
 function GatewayFormModal({
   open,
   initial,
@@ -146,6 +161,12 @@ export default function Page() {
   const columns: ColumnsType<any> = [
     { title: '名称', dataIndex: 'name', ...fixedLeft<any>({}), render: (value: string) => <Typography.Text strong>{value}</Typography.Text> },
     { title: 'Endpoint', dataIndex: 'endpoint', render: (value: string) => <Typography.Text code style={{ fontSize: 12 }} ellipsis>{value}</Typography.Text> },
+    {
+      title: '健康状态',
+      dataIndex: 'health_status',
+      width: 110,
+      render: (_, gateway) => <HealthCell status={gateway.health_status} reason={gateway.last_check_reason} checkedAt={gateway.last_checked_at} />,
+    },
     {
       title: '令牌',
       dataIndex: 'token',
diff --git a/web/tests/gateway-health.test.cjs b/web/tests/gateway-health.test.cjs
new file mode 100644
index 0000000..77b57d8
--- /dev/null
+++ b/web/tests/gateway-health.test.cjs
@@ -0,0 +1,40 @@
+const assert = require('node:assert/strict');
+const { readFileSync } = require('node:fs');
+const { test } = require('node:test');
+const ts = require('typescript');
+
+// 网关健康状态列：后台定时探活只落最近一次结果，列表直接展示，不保留历史。
+const source = ts.createSourceFile(
+  'gateways-page',
+  readFileSync(`${__dirname}/../src/pages/gateways/index.tsx`, 'utf8'),
+  ts.ScriptTarget.Latest,
+  true,
+  ts.ScriptKind.TSX,
+);
+const code = source.getFullText();
+
+test('网关列表展示最近一次健康检查结果', () => {
+  assert.match(code, /健康状态/, '应有健康状态列');
+  assert.match(code, /dataIndex: 'health_status'/, '应绑定 health_status 字段');
+  assert.match(code, /gateway\.last_check_reason/, '应展示最近一次检查原因');
+  assert.match(code, /gateway\.last_checked_at/, '应展示最近一次检查时间');
+  assert.match(code, /online|在线/, '健康应展示为在线');
+  assert.match(code, /offline|离线/, '不健康应展示为离线');
+});
+
+test('健康状态未检查时不误报异常', () => {
+  // 未检查（unchecked）必须落在独立的静默分支，不允许与离线混用同一个颜色/文案。
+  const render = code.match(/function HealthCell[\s\S]*?\n}/);
+  assert.ok(render, '应有独立的 HealthCell 组件');
+  assert.match(render[0], /未检查/, '应存在未检查文案');
+  const branches = render[0].match(/status === '[a-z]+'/g) ?? [];
+  assert.ok(branches.includes("status === 'healthy'"), '应判断 healthy');
+  assert.ok(branches.includes("status === 'unhealthy'"), '应判断 unhealthy');
+});
+
+test('检查原因与时间收进 Tooltip，不挤占表格密度', () => {
+  const render = code.match(/function HealthCell[\s\S]*?\n}/);
+  assert.ok(render, '应有独立的 HealthCell 组件');
+  assert.match(render[0], /Tooltip/, '原因与时间应放 Tooltip');
+  assert.doesNotMatch(render[0], /Typography\.Text type="secondary"/, '不应在单元格内平铺长文本');
+});