diff --git a/lua/entities/gmod_wire_expression2/core/serverinfo.lua b/lua/entities/gmod_wire_expression2/core/serverinfo.lua
index 08ecf3ce05..d72616434a 100644
--- a/lua/entities/gmod_wire_expression2/core/serverinfo.lua
+++ b/lua/entities/gmod_wire_expression2/core/serverinfo.lua
@@ -78,3 +78,7 @@ end
 e2function number tickInterval()
 	return engine.TickInterval()
 end
+
+e2function number tickRate()
+	return 1 / engine.AbsoluteFrameTime()
+end
diff --git a/lua/wire/client/e2descriptions.lua b/lua/wire/client/e2descriptions.lua
index d2d85c3fe0..a7067124d5 100644
--- a/lua/wire/client/e2descriptions.lua
+++ b/lua/wire/client/e2descriptions.lua
@@ -976,6 +976,7 @@ E2Helper.Descriptions["printCaption(sn)"] = "Emits a closed caption with the pro
 -- Time
 E2Helper.Descriptions["tickClk()"] = "DEPRECATED. Use 'event tick()' instead! Returns 1 if the current execution was caused by \"runOnTick\""
 E2Helper.Descriptions["tickInterval()"] = "Returns the time (in seconds) between each server tick"
+E2Helper.Descriptions["tickRate()"] = "Returns the current server tickrate. Allows detecting lags"
 E2Helper.Descriptions["curtime()"] = "Returns the current game time since server-start in seconds"
 E2Helper.Descriptions["realtime()"] = "Returns the current real time since server-start in seconds"
 E2Helper.Descriptions["systime()"] = "Returns a highly accurate time (also in seconds) since the server was started. Ideal for benchmarking"