diff --git a/extensions/claude-code/home-manager.nix b/extensions/claude-code/home-manager.nix
index e8af30a..11523e4 100644
--- a/extensions/claude-code/home-manager.nix
+++ b/extensions/claude-code/home-manager.nix
@@ -5,6 +5,15 @@
     pkgs.claude-code
   ];
 
+  home.file.".claude/skills/add-flake-dep" = {
+    source = ../../pi/agent/skills/add-flake-dep;
+    recursive = true;
+  };
+  home.file.".claude/skills/network-allowlist" = {
+    source = ../../pi/agent/skills/network-allowlist;
+    recursive = true;
+  };
+
   home.sessionVariables = {
     CLAUDE_CODE_USE_BEDROCK = "1";
     ANTHROPIC_MODEL = "us.anthropic.claude-sonnet-4-6";
diff --git a/extensions/cursor-cli/home-manager.nix b/extensions/cursor-cli/home-manager.nix
index f8ac936..5d5f056 100644
--- a/extensions/cursor-cli/home-manager.nix
+++ b/extensions/cursor-cli/home-manager.nix
@@ -5,6 +5,15 @@
     pkgs.cursor-cli
   ];
 
+  home.file.".cursor/skills-cursor/add-flake-dep" = {
+    source = ../../pi/agent/skills/add-flake-dep;
+    recursive = true;
+  };
+  home.file.".cursor/skills-cursor/network-allowlist" = {
+    source = ../../pi/agent/skills/network-allowlist;
+    recursive = true;
+  };
+
   home.activation.cursorCliHttp1ForAgent = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
     config="$HOME/.cursor/cli-config.json"
     tmp="$config.tmp"
diff --git a/src/rootcell/rootcell.test.ts b/src/rootcell/rootcell.test.ts
index 622ead1..059ad4c 100644
--- a/src/rootcell/rootcell.test.ts
+++ b/src/rootcell/rootcell.test.ts
@@ -147,6 +147,16 @@ describe("rootcell extension registry", () => {
     expect(claudeCode?.hostCommands).toEqual(expect.schemaMatching(EmptyStringArraySchema));
   });
 
+  test("Claude Code extension installs bundled Rootcell skills", () => {
+    const module = readFileSync(join("extensions", "claude-code", "home-manager.nix"), "utf8");
+
+    expect(module).toContain('home.file.".claude/skills/add-flake-dep"');
+    expect(module).toContain('home.file.".claude/skills/network-allowlist"');
+    expect(module).toContain("source = ../../pi/agent/skills/add-flake-dep;");
+    expect(module).toContain("source = ../../pi/agent/skills/network-allowlist;");
+    expect(module.match(/recursive = true;/g)).toHaveLength(2);
+  });
+
   test("registers Cursor CLI package install hook", () => {
     const cursor = ROOTCELL_EXTENSIONS.find((extension) => extension.id === "cursor-cli");
 
@@ -155,6 +165,16 @@ describe("rootcell extension registry", () => {
     expect(cursor?.guestHooks.firewallNixos).toEqual(expect.schemaMatching(EmptyStringArraySchema));
     expect(cursor?.hostCommands).toEqual(expect.schemaMatching(EmptyStringArraySchema));
   });
+
+  test("Cursor CLI extension installs bundled Rootcell skills", () => {
+    const module = readFileSync(join("extensions", "cursor-cli", "home-manager.nix"), "utf8");
+
+    expect(module).toContain('home.file.".cursor/skills-cursor/add-flake-dep"');
+    expect(module).toContain('home.file.".cursor/skills-cursor/network-allowlist"');
+    expect(module).toContain("source = ../../pi/agent/skills/add-flake-dep;");
+    expect(module).toContain("source = ../../pi/agent/skills/network-allowlist;");
+    expect(module.match(/recursive = true;/g)).toHaveLength(2);
+  });
 });
 
 describe("rootcell argument parsing", () => {