diff --git a/Changelog.md b/Changelog.md
index 6c37d8a787e..70ba78b9d2f 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,5 +1,11 @@
 # Motoko compiler changelog
 
+## Unreleased
+
+* motoko (`moc`)
+
+  * Remove `__get_candid_interface_tmp_hack` endpoint. Candid interface is already stored as canister metadata, this temporary endpoint is redundant, thus removed. (#4386)
+
 ## 0.10.4 (2024-01-10)
 
 * motoko (`moc`)
diff --git a/src/lowering/desugar.ml b/src/lowering/desugar.ml
index d02275b6cfe..821f40b22f1 100644
--- a/src/lowering/desugar.ml
+++ b/src/lowering/desugar.ml
@@ -411,22 +411,6 @@ and build_candid ts obj_typ =
    service = WithComments.string_of_prog prog;
   }
 
-and export_interface txt =
-  (* This is probably a temporary hack. *)
-  let open T in
-  let {lab;typ;_} = get_candid_interface_fld in
-  let v = "$"^lab  in
-  let scope_con1 = Cons.fresh "T1" (Abs ([], scope_bound)) in
-  let scope_con2 = Cons.fresh "T2" (Abs ([], Any)) in
-  let bind1  = typ_arg scope_con1 Scope scope_bound in
-  let bind2 = typ_arg scope_con2 Scope scope_bound in
-  ([ letD (var v typ) (
-    funcE v (Shared Query) Promises [bind1] [] [text] (
-      asyncE Type.Fut bind2 (textE txt) (Con (scope_con1, []))
-    )
-  )],
-  [{ it = I.{ name = lab; var = v }; at = no_region; note = typ }])
-
 and export_footprint self_id expr =
   let open T in
   let {lab;typ;_} = motoko_stable_var_info_fld in
@@ -496,7 +480,6 @@ and build_actor at ts self_id es obj_typ =
   let meta =
     I.{ candid = candid;
         sig_ = T.string_of_stab_sig sig_} in
-  let interface_d, interface_f = export_interface candid.I.service in
   let with_stable_vars wrap =
     let vs = fresh_vars "v" (List.map (fun f -> f.T.typ) fields) in
     blockE
@@ -514,7 +497,7 @@ and build_actor at ts self_id es obj_typ =
                ) fields vs)
             ty)) in
   let footprint_d, footprint_f = export_footprint self_id (with_stable_vars (fun e -> e)) in
-  I.(ActorE (interface_d @ footprint_d @ ds', interface_f @ footprint_f @ fs,
+  I.(ActorE (footprint_d @ ds', footprint_f @ fs,
      { meta;
        preupgrade = with_stable_vars (fun e -> primE (I.ICStableWrite ty) [e]);
        postupgrade =
diff --git a/src/mo_types/type.ml b/src/mo_types/type.ml
index 78c224c60e8..75ee7e132da 100644
--- a/src/mo_types/type.ml
+++ b/src/mo_types/type.ml
@@ -1358,17 +1358,10 @@ let motoko_gc_trigger_fld =
     src = empty_src;
   }
 
-let get_candid_interface_fld =
-  { lab = "__get_candid_interface_tmp_hack";
-    typ = Func(Shared Query, Promises, [scope_bind], [], [text]);
-    src = empty_src;
-  }
-
 let well_known_actor_fields = [
     motoko_async_helper_fld;
     motoko_stable_var_info_fld;
     motoko_gc_trigger_fld;
-    get_candid_interface_fld
   ]
 
 let decode_msg_typ tfs =
diff --git a/src/mo_types/type.mli b/src/mo_types/type.mli
index c8b29596723..acc274b0bb6 100644
--- a/src/mo_types/type.mli
+++ b/src/mo_types/type.mli
@@ -267,7 +267,6 @@ val string_of_stab_sig : field list -> string
 val motoko_async_helper_fld : field
 val motoko_stable_var_info_fld : field
 val motoko_gc_trigger_fld : field
-val get_candid_interface_fld : field
 
 val well_known_actor_fields : field list
 val decode_msg_typ : field list -> typ
diff --git a/test/bench/ok/heap-32.drun-run-opt.ok b/test/bench/ok/heap-32.drun-run-opt.ok
index e7d15423545..5d4372de9ef 100644
--- a/test/bench/ok/heap-32.drun-run-opt.ok
+++ b/test/bench/ok/heap-32.drun-run-opt.ok
@@ -1,5 +1,5 @@
 ingress Completed: Reply: 0x4449444c016c01b3c4b1f204680100010a00000000000000000101
 ingress Completed: Reply: 0x4449444c0000
-debug.print: (50_227, +30_261_252, 709_322_975)
-debug.print: (50_070, +32_992_212, 766_414_006)
+debug.print: (50_227, +30_261_252, 709_323_215)
+debug.print: (50_070, +32_992_212, 766_414_086)
 ingress Completed: Reply: 0x4449444c0000
diff --git a/test/bench/ok/heap-32.drun-run.ok b/test/bench/ok/heap-32.drun-run.ok
index c7595595343..3ed90faae2c 100644
--- a/test/bench/ok/heap-32.drun-run.ok
+++ b/test/bench/ok/heap-32.drun-run.ok
@@ -1,5 +1,5 @@
 ingress Completed: Reply: 0x4449444c016c01b3c4b1f204680100010a00000000000000000101
 ingress Completed: Reply: 0x4449444c0000
-debug.print: (50_227, +30_261_252, 770_048_232)
-debug.print: (50_070, +32_992_212, 830_127_686)
+debug.print: (50_227, +30_261_252, 770_048_604)
+debug.print: (50_070, +32_992_212, 830_127_810)
 ingress Completed: Reply: 0x4449444c0000
diff --git a/test/run-drun/ok/query-footprint.drun-run.ok b/test/run-drun/ok/query-footprint.drun-run.ok
index 67a8afe9e37..e9dfaac3f24 100644
--- a/test/run-drun/ok/query-footprint.drun-run.ok
+++ b/test/run-drun/ok/query-footprint.drun-run.ok
@@ -4,4 +4,3 @@ ingress Completed: Reply: 0x4449444c016c01c1c1cee2047801005118000000000000
 Ok: Reply: 0x4449444c016c01c1c1cee2047801005118000000000000
 ingress Completed: Reply: 0x4449444c0001785118000000000000
 ingress Completed: Reply: 0x4449444c0001785118000000000000
-Ok: Reply: 0x4449444c0001712973657276696365203a207b0a202064656c65676174653a202829202d3e20286e61743634293b0a7d0a
diff --git a/test/run-drun/ok/query-footprint.ic-ref-run.ok b/test/run-drun/ok/query-footprint.ic-ref-run.ok
index 468b5363bd0..f70a6dea81f 100644
--- a/test/run-drun/ok/query-footprint.ic-ref-run.ok
+++ b/test/run-drun/ok/query-footprint.ic-ref-run.ok
@@ -10,5 +10,3 @@
 <= replied: ((6225 : nat64))
 => update delegate()
 <= replied: ((6225 : nat64))
-=> query __get_candid_interface_tmp_hack()
-<= replied: ("service : {\n  delegate: () -> (nat64);\n}\n")
diff --git a/test/run-drun/ok/self-describe.drun-run.ok b/test/run-drun/ok/self-describe.drun-run.ok
deleted file mode 100644
index 879a4204ca5..00000000000
--- a/test/run-drun/ok/self-describe.drun-run.ok
+++ /dev/null
@@ -1,3 +0,0 @@
-ingress Completed: Reply: 0x4449444c016c01b3c4b1f204680100010a00000000000000000101
-ingress Completed: Reply: 0x4449444c0000
-Ok: Reply: 0x4449444c000171577479706520526563203d207265636f7264207b666f6f3a205265633b7d3b0a7479706520466f6f203d20746578743b0a73657276696365203a207b0a202068656c6c6f3a202852656329202d3e2028466f6f293b0a7d0a
diff --git a/test/run-drun/ok/self-describe.ic-ref-run.ok b/test/run-drun/ok/self-describe.ic-ref-run.ok
deleted file mode 100644
index 4514e5244d3..00000000000
--- a/test/run-drun/ok/self-describe.ic-ref-run.ok
+++ /dev/null
@@ -1,6 +0,0 @@
-=> update provisional_create_canister_with_cycles(record {settings = null; qgqjpK = null; amount = null; ddww...
-<= replied: (record {hymijyo = principal "rwlgt-iiaaa-aaaaa-aaaaa-cai"})
-=> update install_code(record {arg = blob ""; kca_xin = blob "\00asm\01\00\00\00\0...
-<= replied: ()
-=> query __get_candid_interface_tmp_hack()
-<= replied: ("type Rec = record {foo: Rec;};\ntype Foo = text;\nservice : {\n  hello: (Rec) -> (Foo);\n}\n")
diff --git a/test/run-drun/query-footprint.mo b/test/run-drun/query-footprint.mo
index b8c3e829074..9836dd4a7b5 100644
--- a/test/run-drun/query-footprint.mo
+++ b/test/run-drun/query-footprint.mo
@@ -32,7 +32,6 @@ actor footprint = {
 //CALL query __motoko_stable_var_info "DIDL\x00\x00"
 //CALL ingress delegate "DIDL\x00\x00"
 //CALL ingress delegate "DIDL\x00\x00"
-//CALL query __get_candid_interface_tmp_hack "DIDL\x00\x00"
 
 //SKIP run
 //SKIP run-ir
diff --git a/test/run-drun/self-describe.mo b/test/run-drun/self-describe.mo
deleted file mode 100644
index 3ef127e00c4..00000000000
--- a/test/run-drun/self-describe.mo
+++ /dev/null
@@ -1,10 +0,0 @@
-import T "self-describe/types";
-actor {
-  public func hello(x : T.Rec) : async T.Foo {
-    "Hello!"
-  };
-};
-//CALL query __get_candid_interface_tmp_hack "DIDL\x00\x00"
-
-
-//SKIP run
diff --git a/test/run-drun/self-describe/types.mo b/test/run-drun/self-describe/types.mo
deleted file mode 100644
index 153d7d41dde..00000000000
--- a/test/run-drun/self-describe/types.mo
+++ /dev/null
@@ -1,4 +0,0 @@
-module Types {
-public type Foo = Text;
-public type Rec = { foo : Rec };
-}