diff --git a/src/spandrel/architectures/Compact/__init__.py b/src/spandrel/architectures/Compact/__init__.py
index 9fe634d3..a1caf114 100644
--- a/src/spandrel/architectures/Compact/__init__.py
+++ b/src/spandrel/architectures/Compact/__init__.py
@@ -1,12 +1,12 @@
 from ...__helpers.model_descriptor import SRModelDescriptor, StateDict
-from ..__arch_helpers.state import get_max_seq_index, get_scale_and_output_channels
+from ..__arch_helpers.state import get_scale_and_output_channels, get_seq_len
 from .arch.SRVGG import SRVGGNetCompact
 
 
 def load(state_dict: StateDict) -> SRModelDescriptor[SRVGGNetCompact]:
     state = state_dict
 
-    highest_num = get_max_seq_index(state, "body.{}.weight")
+    highest_num = get_seq_len(state, "body") - 1
 
     in_nc = state["body.0.weight"].shape[1]
     num_feat = state["body.0.weight"].shape[0]
diff --git a/src/spandrel/architectures/FBCNN/__init__.py b/src/spandrel/architectures/FBCNN/__init__.py
index 1ed53276..7ade5724 100644
--- a/src/spandrel/architectures/FBCNN/__init__.py
+++ b/src/spandrel/architectures/FBCNN/__init__.py
@@ -2,6 +2,7 @@
     RestorationModelDescriptor,
     StateDict,
 )
+from ..__arch_helpers.state import get_seq_len
 from .arch.FBCNN import FBCNN
 
 
@@ -17,10 +18,7 @@ def load(state_dict: StateDict) -> RestorationModelDescriptor[FBCNN]:
     in_nc = state_dict["m_head.weight"].shape[1]
     out_nc = state_dict["m_tail.weight"].shape[0]
 
-    for i in range(0, 20):
-        if f"m_down1.{i}.weight" in state_dict:
-            nb = i
-            break
+    nb = get_seq_len(state_dict, "m_body_encoder")
 
     nc[0] = state_dict["m_head.weight"].shape[0]
     nc[1] = state_dict[f"m_down1.{nb}.weight"].shape[0]
diff --git a/src/spandrel/architectures/KBNet/__init__.py b/src/spandrel/architectures/KBNet/__init__.py
index 61e0cc01..5f01082f 100644
--- a/src/spandrel/architectures/KBNet/__init__.py
+++ b/src/spandrel/architectures/KBNet/__init__.py
@@ -5,7 +5,7 @@
     SizeRequirements,
     StateDict,
 )
-from ..__arch_helpers.state import get_max_seq_index
+from ..__arch_helpers.state import get_seq_len
 from .arch.kbnet_l import KBNet_l
 from .arch.kbnet_s import KBNet_s
 
@@ -27,14 +27,12 @@ def load_l(state_dict: StateDict) -> RestorationModelDescriptor[KBNet_l]:
 
     dim = state_dict["patch_embed.proj.weight"].shape[0]
 
-    num_blocks[0] = get_max_seq_index(state_dict, "encoder_level1.{}.norm1.weight") + 1
-    num_blocks[1] = get_max_seq_index(state_dict, "encoder_level2.{}.norm1.weight") + 1
-    num_blocks[2] = get_max_seq_index(state_dict, "encoder_level3.{}.norm1.weight") + 1
-    num_blocks[3] = get_max_seq_index(state_dict, "latent.{}.norm1.weight") + 1
+    num_blocks[0] = get_seq_len(state_dict, "encoder_level1")
+    num_blocks[1] = get_seq_len(state_dict, "encoder_level2")
+    num_blocks[2] = get_seq_len(state_dict, "encoder_level3")
+    num_blocks[3] = get_seq_len(state_dict, "latent")
 
-    num_refinement_blocks = (
-        get_max_seq_index(state_dict, "refinement.{}.norm1.weight") + 1
-    )
+    num_refinement_blocks = get_seq_len(state_dict, "refinement")
 
     heads[0] = state_dict["encoder_level1.0.ffn.temperature"].shape[0]
     heads[1] = state_dict["encoder_level2.0.ffn.temperature"].shape[0]
@@ -87,21 +85,17 @@ def load_s(state_dict: StateDict) -> RestorationModelDescriptor[KBNet_s]:
     img_channel = state_dict["intro.weight"].shape[1]
     width = state_dict["intro.weight"].shape[0]
 
-    middle_blk_num = get_max_seq_index(state_dict, "middle_blks.{}.w") + 1
+    middle_blk_num = get_seq_len(state_dict, "middle_blks")
 
-    enc_count = get_max_seq_index(state_dict, "encoders.{}.0.w") + 1
+    enc_count = get_seq_len(state_dict, "encoders")
     enc_blk_nums = [1] * enc_count
     for i in range(enc_count):
-        enc_blk_nums[i] = (
-            get_max_seq_index(state_dict, "encoders." + str(i) + ".{}.w") + 1
-        )
+        enc_blk_nums[i] = get_seq_len(state_dict, "encoders." + str(i))
 
-    dec_count = get_max_seq_index(state_dict, "decoders.{}.0.w") + 1
+    dec_count = get_seq_len(state_dict, "decoders")
     dec_blk_nums = [1] * dec_count
     for i in range(dec_count):
-        dec_blk_nums[i] = (
-            get_max_seq_index(state_dict, "decoders." + str(i) + ".{}.w") + 1
-        )
+        dec_blk_nums[i] = get_seq_len(state_dict, "decoders." + str(i))
 
     # in code: ffn_ch = int(c * ffn_scale)
     temp_c = state_dict["middle_blks.0.conv4.weight"].shape[1]