diff --git a/Cargo.lock b/Cargo.lock
index a9ff0ae2c..6e860e611 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2037,33 +2037,6 @@ dependencies = [
  "zip",
 ]
 
-[[package]]
-name = "puffin-build-cli"
-version = "0.0.1"
-dependencies = [
- "anyhow",
- "clap",
- "colored",
- "directories",
- "fs-err",
- "futures",
- "gourgeist",
- "itertools",
- "pep508_rs",
- "platform-host",
- "platform-tags",
- "puffin-build",
- "puffin-client",
- "puffin-dispatch",
- "puffin-interpreter",
- "puffin-package",
- "tempfile",
- "tokio",
- "tracing",
- "tracing-subscriber",
- "which",
-]
-
 [[package]]
 name = "puffin-cli"
 version = "0.0.1"
@@ -2128,6 +2101,33 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "puffin-dev"
+version = "0.0.1"
+dependencies = [
+ "anyhow",
+ "clap",
+ "colored",
+ "directories",
+ "fs-err",
+ "futures",
+ "gourgeist",
+ "itertools",
+ "pep508_rs",
+ "platform-host",
+ "platform-tags",
+ "puffin-build",
+ "puffin-client",
+ "puffin-dispatch",
+ "puffin-interpreter",
+ "puffin-package",
+ "tempfile",
+ "tokio",
+ "tracing",
+ "tracing-subscriber",
+ "which",
+]
+
 [[package]]
 name = "puffin-dispatch"
 version = "0.1.0"
diff --git a/crates/puffin-build-cli/.gitignore b/crates/puffin-dev/.gitignore
similarity index 100%
rename from crates/puffin-build-cli/.gitignore
rename to crates/puffin-dev/.gitignore
diff --git a/crates/puffin-build-cli/Cargo.toml b/crates/puffin-dev/Cargo.toml
similarity index 97%
rename from crates/puffin-build-cli/Cargo.toml
rename to crates/puffin-dev/Cargo.toml
index 4ab525777..99ed7963f 100644
--- a/crates/puffin-build-cli/Cargo.toml
+++ b/crates/puffin-dev/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "puffin-build-cli"
+name = "puffin-dev"
 version = "0.0.1"
 description = "Build wheels from source distributions"
 edition = { workspace = true }
diff --git a/crates/puffin-build-cli/src/main.rs b/crates/puffin-dev/src/build.rs
similarity index 56%
rename from crates/puffin-build-cli/src/main.rs
rename to crates/puffin-dev/src/build.rs
index d89d736ce..50041c8d7 100644
--- a/crates/puffin-build-cli/src/main.rs
+++ b/crates/puffin-dev/src/build.rs
@@ -1,29 +1,17 @@
-#![allow(clippy::print_stdout, clippy::print_stderr)]
-
-use std::env;
-use std::path::PathBuf;
-use std::process::ExitCode;
-use std::time::Instant;
-
-use anyhow::{Context, Result};
+use anyhow::Context;
 use clap::Parser;
-use colored::Colorize;
 use directories::ProjectDirs;
 use fs_err as fs;
-use tracing::debug;
-use tracing_subscriber::fmt::format::FmtSpan;
-use tracing_subscriber::layer::SubscriberExt;
-use tracing_subscriber::util::SubscriberInitExt;
-use tracing_subscriber::{fmt, EnvFilter};
-
 use platform_host::Platform;
 use puffin_build::SourceDistributionBuilder;
 use puffin_client::RegistryClientBuilder;
 use puffin_dispatch::BuildDispatch;
 use puffin_interpreter::Virtualenv;
+use std::env;
+use std::path::PathBuf;
 
 #[derive(Parser)]
-struct Args {
+pub struct BuildArgs {
     /// Base python in a way that can be found with `which`
     /// TODO(konstin): Also use proper python parsing here
     #[clap(short, long)]
@@ -34,8 +22,8 @@ struct Args {
     sdist: PathBuf,
 }
 
-async fn run() -> Result<()> {
-    let args = Args::parse();
+/// Build a source distribution to a wheel
+pub async fn build(args: BuildArgs) -> anyhow::Result<PathBuf> {
     let wheel_dir = if let Some(wheel_dir) = args.wheels {
         fs::create_dir_all(&wheel_dir).context("Invalid wheel directory")?;
         wheel_dir
@@ -61,27 +49,5 @@ async fn run() -> Result<()> {
         SourceDistributionBuilder::setup(&args.sdist, venv.interpreter_info(), &build_dispatch)
             .await?;
     let wheel = builder.build(&wheel_dir)?;
-    println!("Wheel built to {}", wheel_dir.join(wheel).display());
-    Ok(())
-}
-
-#[tokio::main]
-async fn main() -> ExitCode {
-    tracing_subscriber::registry()
-        .with(fmt::layer().with_span_events(FmtSpan::CLOSE))
-        .with(EnvFilter::from_default_env())
-        .init();
-
-    let start = Instant::now();
-    let result = run().await;
-    debug!("Took {}ms", start.elapsed().as_millis());
-    if let Err(err) = result {
-        eprintln!("{}", "puffin-build failed".red().bold());
-        for err in err.chain() {
-            eprintln!("  {}: {}", "Caused by".red().bold(), err);
-        }
-        ExitCode::FAILURE
-    } else {
-        ExitCode::SUCCESS
-    }
+    Ok(wheel_dir.join(wheel))
 }
diff --git a/crates/puffin-dev/src/lib.rs b/crates/puffin-dev/src/lib.rs
new file mode 100644
index 000000000..a83e9d7af
--- /dev/null
+++ b/crates/puffin-dev/src/lib.rs
@@ -0,0 +1,3 @@
+pub use build::{build, BuildArgs};
+
+mod build;
diff --git a/crates/puffin-dev/src/main.rs b/crates/puffin-dev/src/main.rs
new file mode 100644
index 000000000..6e02270c5
--- /dev/null
+++ b/crates/puffin-dev/src/main.rs
@@ -0,0 +1,53 @@
+#![allow(clippy::print_stdout, clippy::print_stderr)]
+
+use std::process::ExitCode;
+use std::time::Instant;
+
+use anyhow::Result;
+use clap::Parser;
+use colored::Colorize;
+use tracing::debug;
+use tracing_subscriber::fmt::format::FmtSpan;
+use tracing_subscriber::layer::SubscriberExt;
+use tracing_subscriber::util::SubscriberInitExt;
+use tracing_subscriber::{fmt, EnvFilter};
+
+use puffin_dev::{build, BuildArgs};
+
+#[derive(Parser)]
+enum Cli {
+    /// Build a source distribution into a wheel
+    Build(BuildArgs),
+}
+
+async fn run() -> Result<()> {
+    let cli = Cli::parse();
+    match cli {
+        Cli::Build(args) => {
+            let target = build(args).await?;
+            println!("Wheel built to {}", target.display());
+        }
+    }
+    Ok(())
+}
+
+#[tokio::main]
+async fn main() -> ExitCode {
+    tracing_subscriber::registry()
+        .with(fmt::layer().with_span_events(FmtSpan::CLOSE))
+        .with(EnvFilter::from_default_env())
+        .init();
+
+    let start = Instant::now();
+    let result = run().await;
+    debug!("Took {}ms", start.elapsed().as_millis());
+    if let Err(err) = result {
+        eprintln!("{}", "puffin-dev failed".red().bold());
+        for err in err.chain() {
+            eprintln!("  {}: {}", "Caused by".red().bold(), err);
+        }
+        ExitCode::FAILURE
+    } else {
+        ExitCode::SUCCESS
+    }
+}
diff --git a/crates/puffin-build-cli/test_sdist_building.sh b/crates/puffin-dev/test_sdist_building.sh
similarity index 76%
rename from crates/puffin-build-cli/test_sdist_building.sh
rename to crates/puffin-dev/test_sdist_building.sh
index c521fdaa1..897c3aaa8 100644
--- a/crates/puffin-build-cli/test_sdist_building.sh
+++ b/crates/puffin-dev/test_sdist_building.sh
@@ -12,8 +12,8 @@ if [ ! -f sdist_building_test_data/sdist/geoextract-0.3.1.tar.gz ]; then
   wget https://files.pythonhosted.org/packages/c4/00/9d9826a6e1c9139cc7183647f47f6b7acb290fa4c572140aa84a12728e60/geoextract-0.3.1.tar.gz -O sdist_building_test_data/sdist/geoextract-0.3.1.tar.gz
 fi
 rm -rf sdist_building_test_data/wheels
-RUST_LOG=puffin_build=debug cargo run -p puffin-build-cli --bin puffin-build-cli -- --wheels sdist_building_test_data/wheels sdist_building_test_data/sdist/tqdm-4.66.1.tar.gz
-RUST_LOG=puffin_build=debug cargo run -p puffin-build-cli --bin puffin-build-cli -- --wheels sdist_building_test_data/wheels sdist_building_test_data/sdist/geoextract-0.3.1.tar.gz
+RUST_LOG=puffin_build=debug cargo run --bin puffin-dev -- build --wheels sdist_building_test_data/wheels sdist_building_test_data/sdist/tqdm-4.66.1.tar.gz
+RUST_LOG=puffin_build=debug cargo run --bin puffin-dev -- build --wheels sdist_building_test_data/wheels sdist_building_test_data/sdist/geoextract-0.3.1.tar.gz
 
 # Check that pip accepts the wheels. It would be better to do functional checks
 virtualenv -p 3.8 -q --clear sdist_building_test_data/.venv