diff --git a/.github/workflows/ci.gd.yml b/.github/workflows/ci.gd.yml
index f7c2871..685b0ac 100644
--- a/.github/workflows/ci.gd.yml
+++ b/.github/workflows/ci.gd.yml
@@ -29,6 +29,8 @@ jobs:
       - name: Run tests
         run: cd trimsock.gd && sh/test.sh
   perf:
+    needs:
+      - test
     strategy:
       fail-fast: false
       matrix:
diff --git a/.github/workflows/ci.js.yml b/.github/workflows/ci.js.yml
index f99a4cb..651e49f 100644
--- a/.github/workflows/ci.js.yml
+++ b/.github/workflows/ci.js.yml
@@ -40,4 +40,14 @@ jobs:
         run: cd trimsock.js && bun install
       - name: Test
         run: cd trimsock.js && bun test
-
+  perf:
+    runs-on: ubuntu-latest
+    needs:
+      - test
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v2
+      - name: Install
+        run: cd trimsock.js && bun install
+      - name: Test
+        run: cd trimsock.js && bun perf
diff --git a/trimsock.gd/addons/trimsock.gd/command.gd b/trimsock.gd/addons/trimsock.gd/command.gd
index d0b2521..27fe53b 100644
--- a/trimsock.gd/addons/trimsock.gd/command.gd
+++ b/trimsock.gd/addons/trimsock.gd/command.gd
@@ -4,7 +4,7 @@ class_name TrimsockCommand
 class Chunk:
 	var text: String
 	var is_quoted: bool
-	
+
 	static func quoted(p_text: String) -> Chunk:
 		var chunk := Chunk.new()
 		chunk.is_quoted = true
@@ -16,7 +16,7 @@ class Chunk:
 		chunk.is_quoted = false
 		chunk.text = p_text
 		return chunk
-	
+
 	static func of_text(p_text: String) -> Chunk:
 		var chunk := Chunk.new()
 		chunk.is_quoted = p_text.contains(" ")
@@ -65,7 +65,7 @@ static func simple(name: String, text: String = "") -> TrimsockCommand:
 	command.name = name
 	if text:
 		command.chunks.append(Chunk.of_text(text))
-	
+
 	return command
 
 static func request(name: String, exchange_id: String = "") -> TrimsockCommand:
@@ -105,20 +105,20 @@ static func stream_finish(name: String, exchange_id: String = "") -> TrimsockCom
 
 static func error_from(command: TrimsockCommand, name: String, data) -> TrimsockCommand:
 	var result := TrimsockCommand.new()
-	
+
 	if not result.is_simple():
 		result.name = ""
 		result.type = Type.ERROR_RESPONSE
 		result.exchange_id = command.exchange_id
 	else:
 		result.name = name
-	
+
 	if typeof(data) == TYPE_ARRAY:
 		for param in data:
 			result.params.append(str(param))
 	else:
 		result.chunks.append(Chunk.of_text(str(data)))
-	
+
 	return result
 
 static func unescape(what: String) -> String:
@@ -285,7 +285,7 @@ func serialize_to_stream(out: StreamPeer) -> void:
 	if is_empty() and not is_raw:
 		out.put_u8(_ord("\n"))
 		return
-	
+
 	# Space after name
 	out.put_u8(_ord(" "))
 
@@ -308,11 +308,11 @@ func serialize_to_stream(out: StreamPeer) -> void:
 	elif not kv_pairs.is_empty() or not kv_map.is_empty() or not params.is_empty():
 		# Fall back to params if no chunks
 		var tokens := PackedStringArray()
-		
+
 		# Print params first
 		for param in params:
 			tokens.append(_autoquoted_chunk(param))
-		
+
 		# Print kv-params, either from `kv_pairs`, or `kv_map`
 		if not kv_pairs.is_empty():
 			for pair in kv_pairs:
@@ -340,10 +340,10 @@ func equals(what) -> bool:
 	if not command.name == name or \
 		not command.type == type:
 			return false
-	
+
 	if not is_simple() and exchange_id != command.exchange_id:
 		return false
-	
+
 	if not is_raw:
 		return text == command.text
 	else:
diff --git a/trimsock.gd/addons/trimsock.gd/plugin.cfg b/trimsock.gd/addons/trimsock.gd/plugin.cfg
index 14bb659..3e8a335 100644
--- a/trimsock.gd/addons/trimsock.gd/plugin.cfg
+++ b/trimsock.gd/addons/trimsock.gd/plugin.cfg
@@ -3,5 +3,5 @@
 name="trimsock.gd"
 description="Godot implementation of the trimsock protocol"
 author="Tamás Gálffy"
-version="0.13.0"
+version="0.13.1"
 script="trimsock.gd"
diff --git a/trimsock.gd/addons/trimsock.gd/reader.gd b/trimsock.gd/addons/trimsock.gd/reader.gd
index 48d00d4..d3fe7c2 100644
--- a/trimsock.gd/addons/trimsock.gd/reader.gd
+++ b/trimsock.gd/addons/trimsock.gd/reader.gd
@@ -23,11 +23,11 @@ func _pop() -> TrimsockCommand:
 		var data_size := int(_queued_raw.text)
 		if not _line_reader.has_data(data_size):
 			return null
-		
+
 		_queued_raw.raw = _line_reader.read_data(data_size)
 		_queued_raw.text = ""
 		_queued_raw.chunks.clear()
-		
+
 		var result := _queued_raw
 		_queued_raw = null
 		return result
@@ -36,13 +36,13 @@ func _pop() -> TrimsockCommand:
 	var line := _line_reader.read_text()
 	if not line:
 		return null
-	
+
 	var command := _line_parser.parse(line)
 	if command.is_raw:
 		# Command is raw, we'll keep it in the queue until we read the binary
 		# data for it
 		_queued_raw = command
-		
+
 		# Try getting it immediately, in case we already have the data in buffer
 		return _pop()
 
diff --git a/trimsock.gd/tests/command.perf.gd b/trimsock.gd/tests/command.perf.gd
new file mode 100644
index 0000000..c210688
--- /dev/null
+++ b/trimsock.gd/tests/command.perf.gd
@@ -0,0 +1,27 @@
+extends VestTest
+
+var commands := [
+	TrimsockCommand.request("whereami"),
+	TrimsockCommand.request("session/set-game-id").with_params(["RghrnyJK0mUA7cW05fCKo"]),
+	TrimsockCommand.request("lobby/create").with_params([ "noray://example.com:8890/Q9VKjXiAlwVK" ]).with_kv_map({ "name": "Cool Lobby" }),
+	TrimsockCommand.request("lobby/lock").with_text("YuDqpQovXvpc"),
+	TrimsockCommand.request("lobby/delete").with_text("YuDqpQovXvpc")
+] as Array[TrimsockCommand]
+
+func get_suite_name():
+	return "TrimsockCommand"
+
+func suite():
+	test("Serialization", func():
+		var idx := 0
+		var peer := StreamPeerBuffer.new()
+
+		benchmark("Predefined commands", func(__):
+			commands[idx].serialize_to_stream(peer)
+			peer.data_array.clear()
+			idx = (idx + 1) % commands.size()
+		)\
+			.with_duration(4.0)\
+			.with_batch_size(512)\
+			.run()
+	)
diff --git a/trimsock.gd/tests/command.perf.gd.uid b/trimsock.gd/tests/command.perf.gd.uid
new file mode 100644
index 0000000..07c6ce5
--- /dev/null
+++ b/trimsock.gd/tests/command.perf.gd.uid
@@ -0,0 +1 @@
+uid://dskylbpiwu1nd
diff --git a/trimsock.gd/tests/command.test.gd b/trimsock.gd/tests/command.test.gd
index 311d2af..e684ead 100644
--- a/trimsock.gd/tests/command.test.gd
+++ b/trimsock.gd/tests/command.test.gd
@@ -1,7 +1,7 @@
 extends VestTest
 
 func get_suite_name():
-	return "Command"
+	return "TrimsockCommand"
 
 func suite():
 	define("serialize", func():
@@ -11,23 +11,23 @@ func suite():
 			check_serialized("raw", TrimsockCommand.simple("command").as_raw(), "\rcommand 0\n\n")
 			check_serialized("raw quoted", TrimsockCommand.simple("command name").as_raw(), "\r\"command name\" 0\n\n")
 		)
-		
+
 		define("request-response", func():
 			check_serialized("request", TrimsockCommand.request("command", "1234"), "command?1234\n")
 			check_serialized("success", TrimsockCommand.success_response("command", "1234"), "command.1234\n")
 			check_serialized("error", TrimsockCommand.error_response("command", "1234"), "command!1234\n")
 			check_serialized("stream", TrimsockCommand.stream_chunk("command", "1234"), "command|1234\n")
-			
+
 			check_serialized("success without name", TrimsockCommand.success_response("", "1234"), ".1234\n")
 			check_serialized("error without name", TrimsockCommand.error_response("", "1234"), "!1234\n")
 			check_serialized("stream without name", TrimsockCommand.stream_chunk("", "1234"), "|1234\n")
 		)
-		
+
 		define("multiparam", func():
 			check_serialized("simple params", TrimsockCommand.simple("command").with_params(["foo", "bar"]), "command foo bar\n")
 			check_serialized("quote params", TrimsockCommand.simple("command").with_params(["foo bar", "quix"]), "command \"foo bar\" quix\n")
 		)
-		
+
 		define("kv-params", func():
 			check_serialized("simple", TrimsockCommand.simple("command").with_kv_pairs([TrimsockCommand.pair_of("foo", "bar")]), "command foo=bar\n")
 			check_serialized("quoted", TrimsockCommand.simple("command").with_kv_pairs([TrimsockCommand.pair_of("foo bar", "quix baz")]), "command \"foo bar\"=\"quix baz\"\n")
@@ -35,7 +35,7 @@ func suite():
 			check_serialized("value-quoted", TrimsockCommand.simple("command").with_kv_pairs([TrimsockCommand.pair_of("foo", "quix baz")]), "command foo=\"quix baz\"\n")
 			check_serialized("with params", TrimsockCommand.simple("command").with_kv_pairs([TrimsockCommand.pair_of("foo", "bar")]).with_params(["foo", "bar"]), "command foo bar foo=bar\n")
 		)
-		
+
 		define("kv-map", func():
 			check_serialized("simple", TrimsockCommand.simple("command").with_kv_map({ "foo": "bar" }), "command foo=bar\n")
 			check_serialized("quoted", TrimsockCommand.simple("command").with_kv_map({ "foo bar": "quix baz"}), "command \"foo bar\"=\"quix baz\"\n")
diff --git a/trimsock.gd/tests/reactor.test.gd b/trimsock.gd/tests/reactor.test.gd
index fb92864..a58e468 100644
--- a/trimsock.gd/tests/reactor.test.gd
+++ b/trimsock.gd/tests/reactor.test.gd
@@ -20,38 +20,38 @@ func suite():
 		var handler := func(cmd, xchg):
 			commands.append(cmd)
 		reactor.on("command", handler)
-		
+
 		reactor.ingest_text(some_source, "command foo\n")
 		reactor.poll()
-		
+
 		expect_not_empty(commands)
 	)
-	
+
 	test("should handle unknown", func():
 		var commands := []
 		var handler := func(cmd, xchg):
 			commands.append(cmd)
 			reactor.send(some_source, TrimsockCommand.simple("error"))
 		reactor.on_unknown(handler)
-		
+
 		reactor.ingest_text(some_source, "unknown foo\n")
 		reactor.poll()
-		
+
 		expect_not_empty(commands, "No commands handled!")
 		expect_not_empty(reactor.outbox, "No commands sent!")
 	)
-	
+
 	test("should handle unknown by default", func():
 		# Flimsy test: it should ensure that the default handler is not broken
 		# The test only breaks when ran in debug, but might catch an issue or
 		# two simply by being here
-		
+
 		reactor.ingest_text(some_source, "unknown foo\n")
 		reactor.poll()
-		
+
 		ok()
 	)
-	
+
 	test("should route to exchange", func():
 		var commands := []
 		var handler := func(cmd: TrimsockCommand, xchg: TrimsockExchange):
@@ -59,23 +59,23 @@ func suite():
 			while xchg.is_open():
 				commands.append(await xchg.read())
 		reactor.on("command", handler)
-		
+
 		reactor.ingest_text(some_source, "command|1 foo\ncommand|1 bar\n")
 		reactor.poll()
-		
+
 		expect_equal(commands.size(), 2)
 	)
-	
+
 	test("should reply with handler return value", func():
 		var commands := []
 		var handler := func(cmd, xchg):
 			commands.append(cmd)
 			return TrimsockCommand.simple("response")
 		reactor.on("command", handler)
-		
+
 		reactor.ingest_text(some_source, "command foo\n")
 		reactor.poll()
-		
+
 		expect_equal(commands.size(), 1)
 		expect_equal(reactor.outbox[0].target, some_source)
 		expect_equal(reactor.outbox[0].command, TrimsockCommand.simple("response"))
@@ -84,18 +84,18 @@ func suite():
 	test("should fill ID on request", func():
 		var command := TrimsockCommand.simple("request")
 		command.exchange_id = ""
-		
+
 		reactor.request(some_source, command)
-		
+
 		expect(reactor.outbox[0].command.is_request(), "Command was not a request!")
 		expect_not_empty(reactor.outbox[0].command.exchange_id, "Request ID was empty!")
 	)
-	test("should fill ID on stream", func(): 
+	test("should fill ID on stream", func():
 		var command := TrimsockCommand.simple("stream", "foo")
 		command.exchange_id = ""
-		
+
 		reactor.stream(some_source, command)
-		
+
 		expect(reactor.outbox[0].command.is_stream(), "Command was not a stream!")
 		expect_not_empty(reactor.outbox[0].command.exchange_id, "Stream ID was empty!")
 	)
diff --git a/trimsock.gd/tests/reader.perf.gd b/trimsock.gd/tests/reader.perf.gd
new file mode 100644
index 0000000..26b5079
--- /dev/null
+++ b/trimsock.gd/tests/reader.perf.gd
@@ -0,0 +1,28 @@
+extends VestTest
+
+const COMMANDS := [
+  "whereami?\n",
+  "session/set-game-id RghrnyJK0mUA7cW05fCKo\n",
+  "lobby/create? noray://example.com:8890/Q9VKjXiAlwVK name=\"Cool Lobby\"\n",
+  "lobby/lock? YuDqpQovXvpc",
+  "lobby/delete? YuDqpQovXvpc"
+]
+
+func get_suite_name():
+	return "TrimsockReader"
+
+func suite():
+	var reader := TrimsockReader.new()
+	var idx := 0
+
+	test("Parsing", func():
+		benchmark("Predefined commands", func(__):
+			reader.ingest_text(COMMANDS[idx])
+			while reader.read() != null:
+				pass
+			idx = (idx + 1) % COMMANDS.size()
+		)\
+			.with_duration(4.)\
+			.with_batch_size(128)\
+			.run()
+	)
diff --git a/trimsock.gd/tests/reader.perf.gd.uid b/trimsock.gd/tests/reader.perf.gd.uid
new file mode 100644
index 0000000..3e43c8c
--- /dev/null
+++ b/trimsock.gd/tests/reader.perf.gd.uid
@@ -0,0 +1 @@
+uid://brvun1xvnsvqx
diff --git a/trimsock.gd/tests/reader.test.gd b/trimsock.gd/tests/reader.test.gd
index 6e0cbc4..98ce24e 100644
--- a/trimsock.gd/tests/reader.test.gd
+++ b/trimsock.gd/tests/reader.test.gd
@@ -1,7 +1,7 @@
 extends VestTest
 
 func get_suite_name():
-	return "Reader"
+	return "TrimsockReader"
 
 var reader: TrimsockReader
 
@@ -9,7 +9,7 @@ func suite():
 	on_case_begin.connect(func(__):
 		reader = TrimsockReader.new()
 	)
-	
+
 	test("should read raw message", func():
 		ok()
 		reader.ingest_text("\rcommand 4\na\ncd\n")
diff --git a/trimsock.js/bun.lockb b/trimsock.js/bun.lockb
index 5519bd9..9fcbd89 100644
Binary files a/trimsock.js/bun.lockb and b/trimsock.js/bun.lockb differ
diff --git a/trimsock.js/package.json b/trimsock.js/package.json
index 8cd4b44..72001fe 100644
--- a/trimsock.js/package.json
+++ b/trimsock.js/package.json
@@ -1,13 +1,14 @@
 {
   "name": "trimsock",
   "private": true,
-  "version": "0.18.1",
+  "version": "0.18.2",
   "type": "module",
   "scripts": {
     "docs": "typedoc",
     "format": "bun --filter '*' check --write --unsafe",
     "fmt": "bun format",
-    "build": "bun --filter '*' build"
+    "build": "bun --filter '*' build",
+    "perf": "bun --filter '*' perf"
   },
   "workspaces": [
     "packages/*",
diff --git a/trimsock.js/packages/trimsock-bun/package.json b/trimsock.js/packages/trimsock-bun/package.json
index bc2ab59..f345475 100644
--- a/trimsock.js/packages/trimsock-bun/package.json
+++ b/trimsock.js/packages/trimsock-bun/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@foxssake/trimsock-bun",
-  "version": "0.18.1",
+  "version": "0.18.2",
   "module": "dist/index.js",
   "type": "module",
   "author": "Tamás Gálffy",
diff --git a/trimsock.js/packages/trimsock-js/lib/reader.ts b/trimsock.js/packages/trimsock-js/lib/reader.ts
index a923963..a7eacda 100644
--- a/trimsock.js/packages/trimsock-js/lib/reader.ts
+++ b/trimsock.js/packages/trimsock-js/lib/reader.ts
@@ -250,7 +250,7 @@ export class TrimsockReader {
   }
 
   /**
-   * Try and extract a command from the ingested ata
+   * Try and extract a command from the ingested data
    *
    * @returns the extracted command, or undefined
    */
diff --git a/trimsock.js/packages/trimsock-js/package.json b/trimsock.js/packages/trimsock-js/package.json
index 8b1e903..72d0196 100644
--- a/trimsock.js/packages/trimsock-js/package.json
+++ b/trimsock.js/packages/trimsock-js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@foxssake/trimsock-js",
-  "version": "0.18.1",
+  "version": "0.18.2",
   "module": "dist/index.js",
   "type": "module",
   "author": "Tamás Gálffy",
@@ -9,11 +9,14 @@
     "format": "biome format",
     "lint": "biome lint",
     "check": "biome check",
-    "build": "tsc -p tsconfig.build.json"
+    "build": "tsc -p tsconfig.build.json",
+    "perf": "bun perf/perf.ts"
   },
   "devDependencies": {
     "@biomejs/biome": "1.9.4",
-    "@types/node": "^24.8.1"
+    "@mitata/counters": "^0.0.8",
+    "@types/node": "^24.8.1",
+    "mitata": "^1.0.34"
   },
   "peerDependencies": {
     "typescript": "^5.0.0"
diff --git a/trimsock.js/packages/trimsock-js/perf/commands.perf.ts b/trimsock.js/packages/trimsock-js/perf/commands.perf.ts
new file mode 100644
index 0000000..cbf4cf8
--- /dev/null
+++ b/trimsock.js/packages/trimsock-js/perf/commands.perf.ts
@@ -0,0 +1,34 @@
+import { Command, type CommandSpec } from "@lib/command.js";
+import { bench, do_not_optimize, run } from "mitata";
+
+let idx = 0;
+const commands: CommandSpec[] = [
+  { name: "whereami", isRequest: true, requestId: "" },
+  {
+    name: "session/set-game-id",
+    isRequest: true,
+    requestId: "",
+    params: ["RghrnyJK0mUA7cW05fCKo"],
+  },
+  {
+    name: "lobby/create",
+    isRequest: true,
+    requestId: "",
+    params: ["noray://example.com:8890/Q9VKjXiAlwVK"],
+    kvParams: [["name", "Cool Lobby"]],
+  },
+  { name: "lobby/lock", isRequest: true, requestId: "", text: "YuDqpQovXvpc" },
+  {
+    name: "lobby/delete",
+    isRequest: true,
+    requestId: "",
+    params: ["YuDqpQovXvpc"],
+  },
+];
+
+bench("serialize commands", () => {
+  do_not_optimize(Command.serialize(commands[idx]));
+  idx = (idx + 1) % commands.length;
+});
+
+await run();
diff --git a/trimsock.js/packages/trimsock-js/perf/perf.ts b/trimsock.js/packages/trimsock-js/perf/perf.ts
new file mode 100644
index 0000000..ce1625b
--- /dev/null
+++ b/trimsock.js/packages/trimsock-js/perf/perf.ts
@@ -0,0 +1,2 @@
+import "./commands.perf.ts";
+import "./reader.perf.ts";
diff --git a/trimsock.js/packages/trimsock-js/perf/reader.perf.ts b/trimsock.js/packages/trimsock-js/perf/reader.perf.ts
new file mode 100644
index 0000000..a939d2b
--- /dev/null
+++ b/trimsock.js/packages/trimsock-js/perf/reader.perf.ts
@@ -0,0 +1,20 @@
+import { TrimsockReader } from "@lib/reader.js";
+import { bench, do_not_optimize, run } from "mitata";
+
+const reader = new TrimsockReader();
+let idx = 0;
+const commands = [
+  "whereami?\n",
+  "session/set-game-id RghrnyJK0mUA7cW05fCKo\n",
+  'lobby/create? noray://example.com:8890/Q9VKjXiAlwVK name="Cool Lobby"\n',
+  "lobby/lock? YuDqpQovXvpc",
+  "lobby/delete? YuDqpQovXvpc",
+];
+
+bench("ingest and parse", () => {
+  reader.ingest(commands[idx]);
+  do_not_optimize([...reader.commands()]);
+  idx = (idx + 1) & commands.length;
+});
+
+await run();
diff --git a/trimsock.js/packages/trimsock-js/tsconfig.build.json b/trimsock.js/packages/trimsock-js/tsconfig.build.json
index b98d28d..d084c31 100644
--- a/trimsock.js/packages/trimsock-js/tsconfig.build.json
+++ b/trimsock.js/packages/trimsock-js/tsconfig.build.json
@@ -1,6 +1,6 @@
 {
   "extends": "./tsconfig.json",
-  "exclude": ["spec/*"],
+  "exclude": ["spec/*", "perf/*"],
 
   "compilerOptions": {
     "noEmit": false
diff --git a/trimsock.js/packages/trimsock-js/tsconfig.json b/trimsock.js/packages/trimsock-js/tsconfig.json
index 40de8c4..1a4a4e5 100644
--- a/trimsock.js/packages/trimsock-js/tsconfig.json
+++ b/trimsock.js/packages/trimsock-js/tsconfig.json
@@ -31,5 +31,5 @@
     "outDir": "./dist/"
   },
 
-  "include": ["lib/**/*.ts", "spec/**/*.ts", "./index.ts"]
+  "include": ["lib/**/*.ts", "spec/**/*.ts", "perf/**/*.ts", "./index.ts"]
 }
diff --git a/trimsock.js/packages/trimsock-node/package.json b/trimsock.js/packages/trimsock-node/package.json
index d4ce803..2688c8d 100644
--- a/trimsock.js/packages/trimsock-node/package.json
+++ b/trimsock.js/packages/trimsock-node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@foxssake/trimsock-node",
-  "version": "0.18.1",
+  "version": "0.18.2",
   "module": "./dist/index.js",
   "type": "module",
   "author": "Tamás Gálffy",