diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
new file mode 100644
index 0000000..2adadd5
--- /dev/null
+++ b/.github/workflows/benchmarks.yml
@@ -0,0 +1,63 @@
+name: Benchmarks
+
+# spell-checker:ignore codspeed dtolnay Swatinem sccache
+
+on:
+  pull_request:
+  push:
+    branches:
+      - '*'
+
+permissions:
+  contents: read # to fetch code (actions/checkout)
+
+# End the current execution if there is a new changeset in the PR.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
+jobs:
+  benchmarks:
+    name: Run benchmarks (CodSpeed)
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        benchmark-target:
+          - { package: sed }
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+
+      - name: Install system dependencies
+        shell: bash
+        run: |
+          sudo apt-get -y update
+
+      - uses: dtolnay/rust-toolchain@stable
+
+      - uses: Swatinem/rust-cache@v2
+
+      - name: Run sccache-cache
+        uses: mozilla-actions/sccache-action@v0.0.9
+
+      - name: Install cargo-codspeed
+        shell: bash
+        run: cargo install cargo-codspeed --locked
+
+      - name: Build benchmarks for ${{ matrix.benchmark-target.package }}
+        shell: bash
+        run: |
+          echo "Building benchmarks for ${{ matrix.benchmark-target.package }}"
+          cargo codspeed build -p ${{ matrix.benchmark-target.package }}
+
+      - name: Run benchmarks for ${{ matrix.benchmark-target.package }}
+        uses: CodSpeedHQ/action@v4
+        env:
+          CODSPEED_LOG: debug
+        with:
+          mode: simulation
+          run: |
+            echo "Running benchmarks for ${{ matrix.benchmark-target.package }}"
+            cargo codspeed run -p ${{ matrix.benchmark-target.package }} > /dev/null
+          token: ${{ secrets.CODSPEED_TOKEN }}
diff --git a/Cargo.toml b/Cargo.toml
index 73b1c81..6db2880 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -106,6 +106,10 @@ name = "uudoc"
 path = "src/bin/uudoc.rs"
 required-features = ["uudoc"]
 
+[[bench]]
+name = "sed_bench"
+harness = false
+
 # The default release profile. It contains all optimizations, without
 # sacrificing debug info. With this profile (like in the standard
 # release profile), the debug info and the stack traces will still be available.
diff --git a/benches/sed_bench.rs b/benches/sed_bench.rs
index 5ff4207..58ac7bc 100644
--- a/benches/sed_bench.rs
+++ b/benches/sed_bench.rs
@@ -16,7 +16,7 @@ use uucore::benchmark::{create_test_file, run_util_function};
 fn no_op_short(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..50_000_000 {
+    for i in 0..10_000_000 {
         data.extend_from_slice(format!("{}\n", i).as_bytes());
     }
     let file_path = create_test_file(&data, temp_dir.path());
@@ -53,7 +53,7 @@ fn access_log_no_op(bencher: Bencher) {
 fn access_log_no_subst(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..5_000_000 {
+    for i in 0..1_000_000 {
         let line = format!(
             "192.168.{}.{} - - [01/Jan/2024:00:00:00 +0000] \"GET /index.html HTTP/1.1\" 200 1234 \"-\" \"Mozilla/5.0\"\n",
             (i / 256) % 256,
@@ -77,7 +77,7 @@ fn access_log_no_subst(bencher: Bencher) {
 fn access_log_subst(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..5_000_000 {
+    for i in 0..1_000_000 {
         let line = format!(
             "192.168.{}.{} - - [01/Jan/2024:00:00:00 +0000] \"GET /index.html HTTP/1.1\" 200 1234 \"-\" \"Mozilla/5.0\"\n",
             (i / 256) % 256,
@@ -101,7 +101,7 @@ fn access_log_subst(bencher: Bencher) {
 fn access_log_no_del(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..5_000_000 {
+    for i in 0..1_000_000 {
         let line = format!(
             "192.168.{}.{} - - [01/Jan/2024:00:00:00 +0000] \"GET /index.html HTTP/1.1\" 200 1234 \"-\" \"Mozilla/5.0\"\n",
             (i / 256) % 256,
@@ -122,7 +122,7 @@ fn access_log_no_del(bencher: Bencher) {
 fn access_log_all_del(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..5_000_000 {
+    for i in 0..1_000_000 {
         let line = format!(
             "192.168.{}.{} - - [01/Jan/2024:00:00:00 +0000] \"GET /index.html HTTP/1.1\" 200 1234 \"-\" \"Mozilla/5.0\"\n",
             (i / 256) % 256,
@@ -143,7 +143,7 @@ fn access_log_all_del(bencher: Bencher) {
 fn access_log_translit(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..50_000 {
+    for i in 0..500_000 {
         let line = format!(
             "192.168.{}.{} - - [01/Jan/2024:00:00:00 +0000] \"GET /index.html HTTP/1.1\" 200 1234 \"-\" \"Mozilla/5.0\"\n",
             (i / 256) % 256,
@@ -167,7 +167,7 @@ fn access_log_translit(bencher: Bencher) {
 fn access_log_append(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..50_000 {
+    for i in 0..2_000_000 {
         let line = format!(
             "192.168.{}.{} - - [01/Jan/2024:00:00:00 +0000] \"GET /index.html HTTP/1.1\" 200 1234 \"-\" \"Mozilla/5.0\"\n",
             (i / 256) % 256,
@@ -191,7 +191,7 @@ fn access_log_append(bencher: Bencher) {
 fn remove_cr(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..1_500_000 {
+    for i in 0..500_000 {
         let line = format!("line {} with windows endings\r\n", i);
         data.extend_from_slice(line.as_bytes());
     }
@@ -208,7 +208,7 @@ fn remove_cr(bencher: Bencher) {
 fn genome_subst(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..1_000_000 {
+    for i in 0..100_000 {
         let chr = format!("chr{}", 1 + i % 22);
         let line = format!(
             "{}\t{}\t{}\t.\t{}\t.\t.\n",
@@ -235,7 +235,7 @@ fn genome_subst(bencher: Bencher) {
 fn number_fix(bencher: Bencher) {
     let temp_dir = tempfile::tempdir().unwrap();
     let mut data = Vec::new();
-    for i in 0..700_000 {
+    for i in 0..100_000 {
         let euros = i % 10000;
         let cents = i % 100;
         let thousands = euros / 1000;