diff --git a/pyproject.toml b/pyproject.toml
index ef3407b..94ffef2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ Issues = "https://github.com/sjarmak/codeprobe/issues"
 [project.optional-dependencies]
 dev = [
     "pytest>=8.0,<9",
-    "pytest-cov>=5.0,<6",
+    "pytest-cov>=7.1.0,<8",
     # Pinned to a minor range, not >=0.4,<1: ruff adds lint rules in minor
     # releases, so an open range turns CI red with no code change (codeprobe-pb4z
     # — 35 errors accumulated this way). Bump deliberately and fix the new rules
diff --git a/uv.lock b/uv.lock
index db0bb3e..aa36719 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 3
+revision = 5
 requires-python = ">=3.11, <3.14"
 resolution-markers = [
     "python_full_version >= '3.12'",
@@ -179,7 +179,7 @@ requires-dist = [
     { name = "mypy", marker = "extra == 'dev'", specifier = ">=1.10,<2" },
     { name = "openai", specifier = ">=1.66,<3" },
     { name = "pytest", marker = "extra == 'dev'", specifier = ">=8.0,<9" },
-    { name = "pytest-cov", marker = "extra == 'dev'", specifier = ">=5.0,<6" },
+    { name = "pytest-cov", marker = "extra == 'dev'", specifier = ">=7.1.0,<8" },
     { name = "pyyaml", specifier = ">=6.0,<7" },
     { name = "rich", specifier = ">=13.7,<14" },
     { name = "ruff", marker = "extra == 'dev'", specifier = ">=0.15,<0.16" },
@@ -666,7 +666,7 @@ resolution-markers = [
     "python_full_version < '3.12'",
 ]
 dependencies = [
-    { name = "numpy", marker = "python_full_version < '3.12'" },
+    { name = "numpy" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/42/5f/29fd5f29b0a5d96e2def96ecba3112fc330ecd16e8c97c2b332563c5e201/numpy_typing_compat-20251206.2.4.tar.gz", hash = "sha256:59882d23aaff054a2536da80564012cdce33487657be4d79c5925bb8705fcabc", size = 5011, upload-time = "2025-12-06T20:02:04.942Z" }
 wheels = [
@@ -681,7 +681,7 @@ resolution-markers = [
     "python_full_version >= '3.12'",
 ]
 dependencies = [
-    { name = "numpy", marker = "python_full_version >= '3.12'" },
+    { name = "numpy" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/fc/73/e331473d3db84a8e8883ac07bfd63a8ce9eb7196acbb672bda1f5b8d3294/numpy_typing_compat-20260602.2.4.tar.gz", hash = "sha256:e4eb661f312a7ad5805677967d5879e04fd7b97627fe910121ce7b1f43aa748c", size = 4603, upload-time = "2026-06-02T15:52:38.572Z" }
 wheels = [
@@ -715,7 +715,7 @@ resolution-markers = [
     "python_full_version < '3.12'",
 ]
 dependencies = [
-    { name = "typing-extensions", marker = "python_full_version < '3.12'" },
+    { name = "typing-extensions" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/9b/86/e6f1f6f3487492dfcf3b7a2d4e2534d27af6ac05b364b276706906c34865/optype-0.17.1.tar.gz", hash = "sha256:07bfa32b795dea28fba8605a6288d36370d072f25183fb9c29b5a90f4b6f5638", size = 53572, upload-time = "2026-05-17T22:13:28.725Z" }
 wheels = [
@@ -724,8 +724,8 @@ wheels = [
 
 [package.optional-dependencies]
 numpy = [
-    { name = "numpy", marker = "python_full_version < '3.12'" },
-    { name = "numpy-typing-compat", version = "20251206.2.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.12'" },
+    { name = "numpy" },
+    { name = "numpy-typing-compat", version = "20251206.2.4", source = { registry = "https://pypi.org/simple" } },
 ]
 
 [[package]]
@@ -736,7 +736,7 @@ resolution-markers = [
     "python_full_version >= '3.12'",
 ]
 dependencies = [
-    { name = "typing-extensions", marker = "python_full_version == '3.12.*'" },
+    { name = "typing-extensions", marker = "python_full_version < '3.13'" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/99/51/51dc9b1009e020f44703933d4d1ee3429c647c026ce7806b37ee2b257998/optype-0.18.0.tar.gz", hash = "sha256:ea10dee61b15ca299ed0d97025d362585c4dfc5481159bb999a1d0d414bbcb04", size = 59967, upload-time = "2026-06-07T22:13:17.534Z" }
 wheels = [
@@ -745,8 +745,8 @@ wheels = [
 
 [package.optional-dependencies]
 numpy = [
-    { name = "numpy", marker = "python_full_version >= '3.12'" },
-    { name = "numpy-typing-compat", version = "20260602.2.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.12'" },
+    { name = "numpy" },
+    { name = "numpy-typing-compat", version = "20260602.2.4", source = { registry = "https://pypi.org/simple" } },
 ]
 
 [[package]]
@@ -896,15 +896,16 @@ wheels = [
 
 [[package]]
 name = "pytest-cov"
-version = "5.0.0"
+version = "7.1.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "coverage", extra = ["toml"] },
+    { name = "pluggy" },
     { name = "pytest" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/74/67/00efc8d11b630c56f15f4ad9c7f9223f1e5ec275aaae3fa9118c6a223ad2/pytest-cov-5.0.0.tar.gz", hash = "sha256:5837b58e9f6ebd335b0f8060eecce69b662415b16dc503883a02f45dfeb14857", size = 63042, upload-time = "2024-03-24T20:16:34.856Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/b1/51/a849f96e117386044471c8ec2bd6cfebacda285da9525c9106aeb28da671/pytest_cov-7.1.0.tar.gz", hash = "sha256:30674f2b5f6351aa09702a9c8c364f6a01c27aae0c1366ae8016160d1efc56b2", size = 55592, upload-time = "2026-03-21T20:11:16.284Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/78/3a/af5b4fa5961d9a1e6237b530eb87dd04aea6eb83da09d2a4073d81b54ccf/pytest_cov-5.0.0-py3-none-any.whl", hash = "sha256:4f0764a1219df53214206bf1feea4633c3b558a2925c8b59f144f682861ce652", size = 21990, upload-time = "2024-03-24T20:16:32.444Z" },
+    { url = "https://files.pythonhosted.org/packages/9d/7a/d968e294073affff457b041c2be9868a40c1c71f4a35fcc1e45e5493067b/pytest_cov-7.1.0-py3-none-any.whl", hash = "sha256:a0461110b7865f9a271aa1b51e516c9a95de9d696734a2f71e3e78f46e1d4678", size = 22876, upload-time = "2026-03-21T20:11:14.438Z" },
 ]
 
 [[package]]
@@ -1128,7 +1129,7 @@ resolution-markers = [
     "python_full_version < '3.12'",
 ]
 dependencies = [
-    { name = "optype", version = "0.17.1", source = { registry = "https://pypi.org/simple" }, extra = ["numpy"], marker = "python_full_version < '3.12'" },
+    { name = "optype", version = "0.17.1", source = { registry = "https://pypi.org/simple" }, extra = ["numpy"] },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/02/30/7a2e621918d1317ab972f797161131f2635648ad5d92baf0695dd009e4f9/scipy_stubs-1.17.1.5.tar.gz", hash = "sha256:284b1dd1dd46107a614971d170030d310cd88b2ac6b483f85285ee0ff87720bd", size = 399933, upload-time = "2026-05-25T21:34:33.6Z" }
 wheels = [
@@ -1143,7 +1144,7 @@ resolution-markers = [
     "python_full_version >= '3.12'",
 ]
 dependencies = [
-    { name = "optype", version = "0.18.0", source = { registry = "https://pypi.org/simple" }, extra = ["numpy"], marker = "python_full_version >= '3.12'" },
+    { name = "optype", version = "0.18.0", source = { registry = "https://pypi.org/simple" }, extra = ["numpy"] },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/a0/c6/c4c80bd13c0eec99121922c50cd1c72600672307b28e4ba67f636d6b298d/scipy_stubs-1.18.0.1.tar.gz", hash = "sha256:761cb35106200c90a37034d3c8120d3899d673de1e5879d3a2ac1d6816c62327", size = 410862, upload-time = "2026-07-12T21:09:29.993Z" }
 wheels = [