diff --git a/pcta/__init__.py b/pcta/__init__.py
index 3a47ffd..49a27e6 100644
--- a/pcta/__init__.py
+++ b/pcta/__init__.py
@@ -1,3 +1,4 @@
+# ratios: loc_comments=35:23 imports_exports=4:1 calls_definitions=1:0
 """pcta — **PCTA: Prime Circled Tensor Architecture** (prime-tensor stack layer 2).
 
 Covers circles carried by UCNS objects and composes them into **seeds**. It
@@ -63,3 +64,4 @@
     "coherence_primes_up_to",
     "nth_coherence_prime",
 ]
+# ratios: loc_comments=35:23 imports_exports=4:1 calls_definitions=1:0
diff --git a/pcta/compose.py b/pcta/compose.py
index cb2cf7d..2026cfc 100644
--- a/pcta/compose.py
+++ b/pcta/compose.py
@@ -1,3 +1,4 @@
+# ratios: loc_comments=56:36 imports_exports=5:4 calls_definitions=21:4
 """The layer-2 composition operator: circles -> seed.
 
 `compose_seed` is the structural ``⊠`` operator for layer 2. It is **purely
@@ -105,3 +106,4 @@ def seed_motion(seed: Seed) -> SeedMotion:
         anchor_order=seed.anchor_order,
         circle_identities=tuple(c.identity for c in seed.circle_tensors()),
     )
+# ratios: loc_comments=56:36 imports_exports=5:4 calls_definitions=21:4
diff --git a/pcta/constants.py b/pcta/constants.py
index 7467ea9..f49a386 100644
--- a/pcta/constants.py
+++ b/pcta/constants.py
@@ -1,3 +1,4 @@
+# ratios: loc_comments=69:90 imports_exports=3:3 calls_definitions=20:6
 """Composition routing and the coherence-prime guard.
 
 `pcta` (**PCTA — Prime Circled Tensor Architecture**) is **layer 2** of the
@@ -180,3 +181,4 @@ def nth_coherence_prime(n: int) -> int:
         if len(ladder) > n:
             return ladder[n]
         limit *= 2
+# ratios: loc_comments=69:90 imports_exports=3:3 calls_definitions=20:6
diff --git a/pcta/tensor.py b/pcta/tensor.py
index 61001f5..8a17f43 100644
--- a/pcta/tensor.py
+++ b/pcta/tensor.py
@@ -1,3 +1,4 @@
+# ratios: loc_comments=47:37 imports_exports=3:3 calls_definitions=6:10
 """Layer-2 tensor objects: the opaque circle carrier and the seed it produces.
 
 pcta consumes **circle-tensors** (layer-1 / `pcna` output — circles carried by
@@ -104,3 +105,4 @@ class SeedMotion:
     routing_step: int
     anchor_order: Tuple[int, ...]
     circle_identities: Tuple[Optional[str], ...] = field(default_factory=tuple)
+# ratios: loc_comments=47:37 imports_exports=3:3 calls_definitions=6:10