diff --git a/README.md b/README.md
index d62a11a..7542cd0 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,10 @@ Single-core `SAFSimSimple` on 1024 patterns (baseline):
 | WSL, i7-14650HX, 15GiB (Zhang)        | 1.68G | 2.03G |
 | Ubuntu, Xeon E5-1650, 251GiB (Nosaka) | 0.94G | 1.18G |
 | WSL2, ?, ? (Kawachi)                  | 0.82G | ?     |
+| GH Codespace, EPYC 7763  (Kelvin)     | 1.03G | ?     |
+| Ubuntu, i5-8265U, 8GiB (Kelvin)       | 0.77G | ?     |
+
+
 
 ## Notes
 
diff --git a/pyproject.toml b/pyproject.toml
index 24c0806..bf421da 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,6 +21,7 @@ dev = [
     "ipython>=9.14.1",
     "jupyter>=1.1.1",
     "graphviz",
+    "kahypar",
 ]
 
 [tool.uv.workspace]
diff --git a/uv.lock b/uv.lock
index 8ec2fb5..cdb1823 100644
--- a/uv.lock
+++ b/uv.lock
@@ -404,6 +404,7 @@ dev = [
     { name = "ipython" },
     { name = "isort" },
     { name = "jupyter" },
+    { name = "kahypar" },
     { name = "pytest" },
 ]
 
@@ -420,6 +421,7 @@ dev = [
     { name = "ipython", specifier = ">=9.14.1" },
     { name = "isort", specifier = ">=8.0.1" },
     { name = "jupyter", specifier = ">=1.1.1" },
+    { name = "kahypar" },
     { name = "pytest", specifier = ">=9.0.1" },
 ]
 
@@ -885,6 +887,25 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/ab/b5/36c712098e6191d1b4e349304ef73a8d06aed77e56ceaac8c0a306c7bda1/jupyterlab_widgets-3.0.16-py3-none-any.whl", hash = "sha256:45fa36d9c6422cf2559198e4db481aa243c7a32d9926b500781c830c80f7ecf8", size = 914926, upload-time = "2025-11-01T21:11:28.008Z" },
 ]
 
+[[package]]
+name = "kahypar"
+version = "1.3.7"
+source = { registry = "https://pypi.org/simple" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/3e/ab/8e22eeffe9429091f3f3cd8893df8ef967aabf02a29d2225b9ce6bfe3940/kahypar-1.3.7-cp312-cp312-macosx_10_13_x86_64.whl", hash = "sha256:177246a9cafb1c3c516c3fe3a60232688f88adcf1c551785be8e204c1524c807", size = 1059173, upload-time = "2026-03-05T06:49:23.791Z" },
+    { url = "https://files.pythonhosted.org/packages/ac/88/5276e178ee6e8031c10033a1c4167e795f8e1e7bf35e298d05ed20a539b0/kahypar-1.3.7-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:473e26b909e2f3bb8716b6bb618cff772d0c09f280025b3f21a79d3ebe899678", size = 897035, upload-time = "2026-03-05T06:49:25.685Z" },
+    { url = "https://files.pythonhosted.org/packages/17/17/13372542d379825595f0220c22e6243db947a8aeb9fbcbd3de3a23df0ae4/kahypar-1.3.7-cp312-cp312-manylinux2014_aarch64.manylinux_2_17_aarch64.whl", hash = "sha256:969a9e0b78e375ea235243fb1a7d1491ce3494fb941bc6446ce88d7986ecfdfb", size = 1274873, upload-time = "2026-03-05T06:49:26.974Z" },
+    { url = "https://files.pythonhosted.org/packages/f3/a3/0b774720aabfd13729306c89b7db1551a32f1cc006d8f872540c8dae50fd/kahypar-1.3.7-cp312-cp312-manylinux2014_x86_64.manylinux_2_17_x86_64.whl", hash = "sha256:0dce7a14b55efceeb8d66fd457981ffd32a255137fb33f680a143e199fddf846", size = 1410164, upload-time = "2026-03-05T06:49:28.72Z" },
+    { url = "https://files.pythonhosted.org/packages/ea/85/e6aa57ff95260729d8e2ac2d2bd832ca5ce86540e2f9dd535303900eb01e/kahypar-1.3.7-cp312-cp312-musllinux_1_2_aarch64.whl", hash = "sha256:b4a8a616fccd10c2b6e756711466908024594d9778ca173605363663b3557b1b", size = 2352035, upload-time = "2026-03-05T06:49:30.018Z" },
+    { url = "https://files.pythonhosted.org/packages/32/64/ab4c7388343cee0f59b976e09ccc1211921875d1bc9b023a163ac791abd0/kahypar-1.3.7-cp312-cp312-musllinux_1_2_x86_64.whl", hash = "sha256:7c26148a39dd6077257afd90cbe10cba6ac73f80bf80fa590ec600c3ce8dfa76", size = 2560610, upload-time = "2026-03-05T06:49:32.115Z" },
+    { url = "https://files.pythonhosted.org/packages/98/d1/08ba72c10e634f1829d6cb28b972acd83a79061be3151ebba2680c77be72/kahypar-1.3.7-cp313-cp313-macosx_10_13_x86_64.whl", hash = "sha256:0c37e09f7598d7b6111f9cfd038095397ef0fe07523dfdc91add165b8aa31aae", size = 1059217, upload-time = "2026-03-05T06:49:33.7Z" },
+    { url = "https://files.pythonhosted.org/packages/48/a0/5429411bb6fbc279c574fae2f404439b13c037587305babfb83ea05b1b0e/kahypar-1.3.7-cp313-cp313-macosx_11_0_arm64.whl", hash = "sha256:dbc9d08e4278f683f1d7d57f75205bb801f589e62fd296afd03f7453b6516f30", size = 897113, upload-time = "2026-03-05T06:49:34.938Z" },
+    { url = "https://files.pythonhosted.org/packages/a9/b8/8d64239c11c69aac5a3614b21b3cd84867afe30c4172de049b20d5173cc6/kahypar-1.3.7-cp313-cp313-manylinux2014_aarch64.manylinux_2_17_aarch64.whl", hash = "sha256:8dee612d201434e2bcfd02fa318e5b59329b683fc106d8d812b372f979f5a042", size = 1274996, upload-time = "2026-03-05T06:49:36.694Z" },
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+]
+
 [[package]]
 name = "kyupy"
 version = "0.0.7"