diff --git a/src/core/lib/channel/channel_args.cc b/src/core/lib/channel/channel_args.cc
index 98fdfa6b9af..66a86c2286d 100644
--- a/src/core/lib/channel/channel_args.cc
+++ b/src/core/lib/channel/channel_args.cc
@@ -354,6 +354,15 @@ int grpc_channel_arg_get_integer(const grpc_arg* arg,
   return arg->value.integer;
 }
 
+char* grpc_channel_arg_get_string(const grpc_arg* arg) {
+  if (arg == nullptr) return nullptr;
+  if (arg->type != GRPC_ARG_STRING) {
+    gpr_log(GPR_ERROR, "%s ignored: it must be an string", arg->key);
+    return nullptr;
+  }
+  return arg->value.string;
+}
+
 bool grpc_channel_arg_get_bool(const grpc_arg* arg, bool default_value) {
   if (arg == nullptr) return default_value;
   if (arg->type != GRPC_ARG_INTEGER) {
diff --git a/src/core/lib/channel/channel_args.h b/src/core/lib/channel/channel_args.h
index 73e9122e750..e2a94781152 100644
--- a/src/core/lib/channel/channel_args.h
+++ b/src/core/lib/channel/channel_args.h
@@ -109,6 +109,10 @@ typedef struct grpc_integer_options {
 int grpc_channel_arg_get_integer(const grpc_arg* arg,
                                  const grpc_integer_options options);
 
+/** Returns the value of \a arg if \a arg is of type GRPC_ARG_STRING.
+    Otherwise, emits a warning log, and returns nullptr */
+char* grpc_channel_arg_get_string(const grpc_arg* arg);
+
 bool grpc_channel_arg_get_bool(const grpc_arg* arg, bool default_value);
 
 // Helpers for creating channel args.