diff --git a/src/libs/protocols/protos/agent.proto b/src/libs/protocols/protos/agent.proto
index f40794f4b6..09c90874bf 100644
--- a/src/libs/protocols/protos/agent.proto
+++ b/src/libs/protocols/protos/agent.proto
@@ -59,6 +59,10 @@ service AgentService {
 	// observability
 	rpc GetMetrics(GetMetricsRequest) returns (Metrics);
 
+	// mem-agent
+	rpc MemAgentMemcgSet(MemAgentMemcgConfig) returns (google.protobuf.Empty);
+	rpc MemAgentCompactSet(MemAgentCompactConfig) returns (google.protobuf.Empty);
+
 	// misc (TODO: some rpcs can be replaced by hyperstart-exec)
 	rpc CreateSandbox(CreateSandboxRequest) returns (google.protobuf.Empty);
 	rpc DestroySandbox(DestroySandboxRequest) returns (google.protobuf.Empty);
@@ -611,3 +615,24 @@ message ResizeVolumeRequest {
 message SetPolicyRequest {
 	string policy = 1;
 }
+
+message MemAgentMemcgConfig {
+	optional bool disabled = 1;
+	optional bool swap = 2;
+	optional uint32 swappiness_max = 3;
+	optional uint64 period_secs = 4;
+	optional uint32 period_psi_percent_limit = 5;
+	optional uint32 eviction_psi_percent_limit = 6;
+	optional uint64 eviction_run_aging_count_min = 7;
+}
+
+message MemAgentCompactConfig {
+	optional bool disabled = 1;
+	optional uint64 period_secs = 2;
+	optional uint32 period_psi_percent_limit = 3;
+	optional uint32 compact_psi_percent_limit = 4;
+	optional int64 compact_sec_max = 5;
+	optional uint32 compact_order = 6;
+	optional uint64 compact_threshold = 7;
+	optional uint64 compact_force_times = 8;
+}