diff --git a/atproto/syntax/bench_test.go b/atproto/syntax/bench_test.go
new file mode 100644
index 00000000..ebcee1f2
--- /dev/null
+++ b/atproto/syntax/bench_test.go
@@ -0,0 +1,18 @@
+package syntax
+
+import "testing"
+
+func BenchmarkParseURI(b *testing.B) {
+	for b.Loop() {
+		_, _ = ParseURI("https://example.com/path?query=1#fragment")
+	}
+	b.ReportAllocs()
+}
+
+func BenchmarkTIDClock_Next(b *testing.B) {
+	clock := NewTIDClock(1)
+	for b.Loop() {
+		_ = clock.Next()
+	}
+	b.ReportAllocs()
+}