diff --git a/Cargo.lock b/Cargo.lock
index 96c7fc4..08e6d22 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -925,6 +925,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "built"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56ed6191a7e78c36abdb16ab65341eefd73d64d303fffccdbb00d51e4205967b"
+dependencies = [
+ "git2",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.17.0"
@@ -958,6 +967,8 @@ version = "1.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c736e259eea577f443d5c86c304f9f4ae0295c43f3ba05c21f1d66b5f06001af"
 dependencies = [
+ "jobserver",
+ "libc",
  "shlex",
 ]
 
@@ -1371,6 +1382,7 @@ dependencies = [
  "azalea",
  "bevy_app",
  "bevy_log",
+ "built",
  "clap",
  "console-subscriber",
  "futures",
@@ -1600,6 +1612,19 @@ version = "0.31.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
 
+[[package]]
+name = "git2"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fda788993cc341f69012feba8bf45c0ba4f3291fcc08e214b4d5a7332d88aff"
+dependencies = [
+ "bitflags",
+ "libc",
+ "libgit2-sys",
+ "log",
+ "url",
+]
+
 [[package]]
 name = "glob"
 version = "0.3.2"
@@ -2038,6 +2063,15 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d75a2a4b1b190afb6f5425f10f6a8f959d2ea0b9c2b1d79553551850539e4674"
 
+[[package]]
+name = "jobserver"
+version = "0.1.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "48d1dbcbbeb6a7fec7e059840aa538bd62aaccf972c7346c4d9d2059312853d0"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "js-sys"
 version = "0.3.77"
@@ -2063,6 +2097,18 @@ version = "0.2.169"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b5aba8db14291edd000dfcc4d620c7ebfb122c613afb886ca8803fa4e128a20a"
 
+[[package]]
+name = "libgit2-sys"
+version = "0.18.0+1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1a117465e7e1597e8febea8bb0c410f1c7fb93b1e1cddf34363f8390367ffec"
+dependencies = [
+ "cc",
+ "libc",
+ "libz-sys",
+ "pkg-config",
+]
+
 [[package]]
 name = "libloading"
 version = "0.8.6"
@@ -2079,6 +2125,18 @@ version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8355be11b20d696c8f18f6cc018c4e372165b1fa8126cef092399c9951984ffa"
 
+[[package]]
+name = "libz-sys"
+version = "1.1.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df9b68e50e6e0b26f672573834882eb57759f6db9b3be2ea3c35c91188bb4eaa"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "linked-hash-map"
 version = "0.5.6"
@@ -3639,6 +3697,12 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65"
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version_check"
 version = "0.9.5"
diff --git a/Cargo.toml b/Cargo.toml
index 123e7ff..585ebf4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,6 +2,7 @@
 name = "errornowatcher"
 version = "0.2.0"
 edition = "2024"
+build = "build.rs"
 
 [profile.dev]
 opt-level = 1
@@ -14,12 +15,15 @@ codegen-units = 1
 lto = true
 strip = true
 
+[build-dependencies]
+built = { version = "0", features = ["git2"] }
+
 [dependencies]
 anyhow = "1"
 azalea = { git = "https://github.com/azalea-rs/azalea.git" }
 bevy_app = "0"
 bevy_log = "0"
-clap = { version = "4", features = ["derive"] }
+clap = { version = "4", features = ["derive", "string"] }
 console-subscriber = { version = "0", optional = true }
 futures = "0"
 futures-locks = "0"
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..fa809bf
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,3 @@
+fn main() {
+    built::write_built_file().unwrap();
+}
diff --git a/src/arguments.rs b/src/arguments.rs
index 626f85e..06498f7 100644
--- a/src/arguments.rs
+++ b/src/arguments.rs
@@ -1,8 +1,10 @@
+use crate::build_info;
 use clap::Parser;
 use std::{net::SocketAddr, path::PathBuf};
 
 /// A Minecraft utility bot
 #[derive(Parser)]
+#[command(version = build_info::version_formatted())]
 pub struct Arguments {
     /// Path to main Lua file
     #[arg(short, long)]
diff --git a/src/build_info.rs b/src/build_info.rs
new file mode 100644
index 0000000..b7da405
--- /dev/null
+++ b/src/build_info.rs
@@ -0,0 +1,11 @@
+pub mod built {
+    include!(concat!(env!("OUT_DIR"), "/built.rs"));
+}
+
+pub fn version_formatted() -> String {
+    format!(
+        "v{} ({})",
+        env!("CARGO_PKG_VERSION"),
+        built::GIT_COMMIT_HASH_SHORT.unwrap_or("unknown commit")
+    )
+}
diff --git a/src/lua/block.rs b/src/lua/block.rs
index 12ba1ea..cda10e5 100644
--- a/src/lua/block.rs
+++ b/src/lua/block.rs
@@ -4,7 +4,7 @@ use azalea::blocks::{
 };
 use mlua::{Function, Lua, Result, Table};
 
-pub fn register_functions(lua: &Lua, globals: &Table) -> Result<()> {
+pub fn register_globals(lua: &Lua, globals: &Table) -> Result<()> {
     globals.set(
         "get_block_from_state",
         lua.create_function(get_block_from_state)?,
diff --git a/src/lua/events.rs b/src/lua/events.rs
index d7da17f..658b772 100644
--- a/src/lua/events.rs
+++ b/src/lua/events.rs
@@ -3,7 +3,7 @@ use futures::executor::block_on;
 use mlua::{Function, Lua, Result, Table};
 use std::time::{SystemTime, UNIX_EPOCH};
 
-pub fn register_functions(lua: &Lua, globals: &Table, event_listeners: ListenerMap) -> Result<()> {
+pub fn register_globals(lua: &Lua, globals: &Table, event_listeners: ListenerMap) -> Result<()> {
     let m = event_listeners.clone();
     globals.set(
         "add_listener",
diff --git a/src/lua/logging.rs b/src/lua/logging.rs
index ed073a4..b3def5a 100644
--- a/src/lua/logging.rs
+++ b/src/lua/logging.rs
@@ -1,7 +1,7 @@
 use log::{debug, error, info, trace, warn};
 use mlua::{Lua, Result, Table};
 
-pub fn register_functions(lua: &Lua, globals: &Table) -> Result<()> {
+pub fn register_globals(lua: &Lua, globals: &Table) -> Result<()> {
     globals.set(
         "error",
         lua.create_function(|_, message: String| {
diff --git a/src/lua/mod.rs b/src/lua/mod.rs
index 16e3221..094c2e5 100644
--- a/src/lua/mod.rs
+++ b/src/lua/mod.rs
@@ -9,7 +9,7 @@ pub mod player;
 pub mod system;
 pub mod vec3;
 
-use crate::ListenerMap;
+use crate::{ListenerMap, build_info::built};
 use mlua::{Lua, Table};
 use std::{io, time::Duration};
 
@@ -24,11 +24,15 @@ pub enum Error {
     ReadFile(io::Error),
 }
 
-pub fn register_functions(
+pub fn register_globals(
     lua: &Lua,
     globals: &Table,
     event_listeners: ListenerMap,
 ) -> mlua::Result<()> {
+    globals.set("CARGO_PKG_VERSION", env!("CARGO_PKG_VERSION"))?;
+    globals.set("GIT_COMMIT_HASH", built::GIT_COMMIT_HASH)?;
+    globals.set("GIT_COMMIT_HASH_SHORT", built::GIT_COMMIT_HASH_SHORT)?;
+
     globals.set(
         "sleep",
         lua.create_async_function(async |_, duration: u64| {
@@ -37,11 +41,11 @@ pub fn register_functions(
         })?,
     )?;
 
-    block::register_functions(lua, globals)?;
-    events::register_functions(lua, globals, event_listeners)?;
-    logging::register_functions(lua, globals)?;
-    nochatreports::register_functions(lua, globals)?;
-    system::register_functions(lua, globals)
+    block::register_globals(lua, globals)?;
+    events::register_globals(lua, globals, event_listeners)?;
+    logging::register_globals(lua, globals)?;
+    nochatreports::register_globals(lua, globals)?;
+    system::register_globals(lua, globals)
 }
 
 pub fn reload(lua: &Lua, sender: Option<String>) -> Result<(), Error> {
diff --git a/src/lua/nochatreports/mod.rs b/src/lua/nochatreports/mod.rs
index e95049a..1cb7ba7 100644
--- a/src/lua/nochatreports/mod.rs
+++ b/src/lua/nochatreports/mod.rs
@@ -10,7 +10,7 @@ use ncr::{
     utils::{prepend_header, trim_header},
 };
 
-pub fn register_functions(lua: &Lua, globals: &Table) -> Result<()> {
+pub fn register_globals(lua: &Lua, globals: &Table) -> Result<()> {
     globals.set(
         "ncr_aes_key_from_passphrase",
         lua.create_function(|_, passphrase: Vec<u8>| {
diff --git a/src/lua/system.rs b/src/lua/system.rs
index 29e3d89..dac544f 100644
--- a/src/lua/system.rs
+++ b/src/lua/system.rs
@@ -6,7 +6,7 @@ use std::{
     thread,
 };
 
-pub fn register_functions(lua: &Lua, globals: &Table) -> Result<()> {
+pub fn register_globals(lua: &Lua, globals: &Table) -> Result<()> {
     globals.set(
         "system",
         lua.create_function(|_, (command, args): (String, Option<Vec<OsString>>)| {
diff --git a/src/main.rs b/src/main.rs
index d2b5da3..7d58bd5 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,12 +1,14 @@
 #![feature(let_chains)]
 
 mod arguments;
+mod build_info;
 mod commands;
 mod events;
 mod http;
 mod lua;
 mod particle;
 
+use arguments::Arguments;
 use azalea::{
     DefaultBotPlugins, DefaultPlugins, brigadier::prelude::CommandDispatcher, prelude::*,
 };
@@ -46,14 +48,14 @@ async fn main() -> anyhow::Result<()> {
     #[cfg(feature = "console-subscriber")]
     console_subscriber::init();
 
-    let args = arguments::Arguments::parse();
+    let args = Arguments::parse();
     let script_path = args.script.unwrap_or(PathBuf::from(DEFAULT_SCRIPT_PATH));
     let event_listeners = Arc::new(RwLock::new(HashMap::new()));
     let lua = unsafe { Lua::unsafe_new() };
     let globals = lua.globals();
 
     globals.set("script_path", &*script_path)?;
-    lua::register_functions(&lua, &globals, event_listeners.clone())?;
+    lua::register_globals(&lua, &globals, event_listeners.clone())?;
     lua.load(
         read_to_string(script_path)
             .expect(&(DEFAULT_SCRIPT_PATH.to_owned() + " should be in current directory")),