diff --git a/flake.lock b/flake.lock
index 6468bc6..6445dd3 100644
--- a/flake.lock
+++ b/flake.lock
@@ -34,11 +34,11 @@
         "rev": "75a2ed2533b4d6d8e4a34acd37e83d98d81a5fb0",
         "revCount": 30,
         "type": "git",
-        "url": "ssh://gitea@code.m3ta.dev/m3tam3re/agent-lib"
+        "url": "ssh://gitea@code.m3ta.dev/m3tam3re/agent-lib-legacy"
       },
       "original": {
         "type": "git",
-        "url": "ssh://gitea@code.m3ta.dev/m3tam3re/agent-lib"
+        "url": "ssh://gitea@code.m3ta.dev/m3tam3re/agent-lib-legacy"
       }
     },
     "agents": {
@@ -99,20 +99,43 @@
         ]
       },
       "locked": {
-        "lastModified": 1785348116,
-        "narHash": "sha256-AVycTcomtfvQJ/AHvMg5xu7lVoOzDXxjN+pV7mqUIQ4=",
+        "lastModified": 1785979955,
+        "narHash": "sha256-OP96Ak4OBydR98keoNYKdGY8j+wrIys0LafSZgwS20g=",
         "owner": "basecamp",
         "repo": "basecamp-cli",
-        "rev": "e1059fb123a03295ce6176272e4bbaf43d7971c6",
+        "rev": "61a5591de1da9bc99c56b8072a4d6bad2c9b9e47",
         "type": "github"
       },
       "original": {
         "owner": "basecamp",
-        "ref": "v0.8.0-rc.1",
+        "ref": "v0.9.0",
         "repo": "basecamp-cli",
         "type": "github"
       }
     },
+    "buzz": {
+      "inputs": {
+        "nixpkgs": [
+          "m3ta-nixpkgs",
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay",
+        "treefmt-nix": "treefmt-nix"
+      },
+      "locked": {
+        "lastModified": 1785934673,
+        "narHash": "sha256-U/hMY9kkcdxt497yfGuT7+ytrRmE+E15KF6Sc6VrbZo=",
+        "owner": "mulatta",
+        "repo": "buzz.nix",
+        "rev": "f4bb77a87f1ec10e5ad51cfe6d0c4fca481c0534",
+        "type": "github"
+      },
+      "original": {
+        "owner": "mulatta",
+        "repo": "buzz.nix",
+        "type": "github"
+      }
+    },
     "darwin": {
       "inputs": {
         "nixpkgs": [
@@ -306,6 +329,7 @@
       "inputs": {
         "agents": "agents_2",
         "basecamp": "basecamp",
+        "buzz": "buzz",
         "nixpkgs": [
           "nixpkgs"
         ],
@@ -314,11 +338,11 @@
         "openspec": "openspec"
       },
       "locked": {
-        "lastModified": 1785670526,
-        "narHash": "sha256-tC1CW+Kxh9ZZxJC0y472i0KoieMqNwNi+AiCmS4n7To=",
+        "lastModified": 1786203962,
+        "narHash": "sha256-gvweVFd0Za5AZN6srXAhYK10NYLSfSVG2Xnl/Z73iZU=",
         "ref": "refs/heads/master",
-        "rev": "69fce234a8607cd3e71233831564b8ceeba70626",
-        "revCount": 374,
+        "rev": "6962de7e076ab68e1ead87770982a7d2e676fc02",
+        "revCount": 377,
         "type": "git",
         "url": "ssh://gitea@code.m3ta.dev/m3tam3re/nixpkgs"
       },
@@ -640,6 +664,28 @@
         "nur": "nur"
       }
     },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "m3ta-nixpkgs",
+          "buzz",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1785820796,
+        "narHash": "sha256-sZXy8mzUMi2cOGulhoW4HWAZB6JhXOAx1x8J4auZFWk=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "b6916ba032e02122d6ed3064f40cabe937363d43",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,
@@ -655,6 +701,28 @@
         "type": "github"
       }
     },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "m3ta-nixpkgs",
+          "buzz",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1785360170,
+        "narHash": "sha256-XE1lKgQ3eIO3E7zWryqcRsax+mYXod/5RHBn4YaR9YE=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "d1187f8bc71fb8aab02395869ec3f5c1920f75c0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    },
     "uv2nix": {
       "inputs": {
         "nixpkgs": [
diff --git a/profiles/sets/coding/agents/agents.nix b/profiles/sets/coding/agents/agents.nix
index fe87bf3..9cce113 100644
--- a/profiles/sets/coding/agents/agents.nix
+++ b/profiles/sets/coding/agents/agents.nix
@@ -66,6 +66,7 @@
     agent-browser
     m3taHomeInputs.agent-lib.packages.${pkgs.stdenv.hostPlatform.system}.agent-lib-cli
     beads
+    buzz
     crunch
     docker-sbx
     herdr