diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 07eeaac..2e6aa1d 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v5.0.0
     hooks:
     -   id: check-yaml
 
@@ -10,7 +10,7 @@ repos:
       - id: isort
 
 -   repo: https://github.com/psf/black
-    rev: 24.8.0
+    rev: 24.10.0
     hooks:
       - id: black
         name: black
@@ -19,9 +19,10 @@ repos:
     rev: 7.1.1
     hooks:
     -   id: flake8
+         additional_dependencies: [flake8-breakpoint, flake8-print, flake8-pydantic, flake8-type-checking]
 
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.11.2
+    rev: v1.13.0
     hooks:
     -   id: mypy
         additional_dependencies: [types-requests, types-setuptools, pydantic]
diff --git a/ethpm_types/abi.py b/ethpm_types/abi.py
index 8c377fd..04c40ab 100644
--- a/ethpm_types/abi.py
+++ b/ethpm_types/abi.py
@@ -1,11 +1,13 @@
-from typing import Literal, Optional, Union
+from typing import TYPE_CHECKING, Literal, Optional, Union
 
 from pydantic import ConfigDict, Field
-from typing_extensions import Self
 
 from ethpm_types.base import BaseModel
 from ethpm_types.utils import parse_signature
 
+if TYPE_CHECKING:
+    from typing_extensions import Self
+
 
 class ABIType(BaseModel):
     name: Optional[str] = None
@@ -280,7 +282,7 @@ def signature(self) -> str:
         return f"{self.name}({input_args}){output_args}"
 
     @classmethod
-    def from_signature(cls, sig: str) -> Self:
+    def from_signature(cls, sig: str) -> "Self":
         """
         Create an MethodABI instance from a method signature.
 
@@ -332,7 +334,7 @@ def signature(self) -> str:
         return f"{self.name}({input_args})"
 
     @classmethod
-    def from_signature(cls, sig: str) -> Self:
+    def from_signature(cls, sig: str) -> "Self":
         """Create an EventABI instance from an event signature."""
         name, inputs, _ = parse_signature(sig)
         input_abis = [
diff --git a/ethpm_types/ast.py b/ethpm_types/ast.py
index 49a0cc5..d1a0a3b 100644
--- a/ethpm_types/ast.py
+++ b/ethpm_types/ast.py
@@ -118,7 +118,7 @@ def add_child(data):
         return children
 
     @property
-    def line_numbers(self) -> SourceLocation:
+    def line_numbers(self) -> "SourceLocation":
         """
         The values needed for constructing the line numbers for this node
         in the form ``[lineno, col_offset, end_lineno, end_col_offset]``.
@@ -174,7 +174,7 @@ def get_node(self, src: SourceMapItem) -> Optional["ASTNode"]:
 
         return None
 
-    def get_nodes_at_line(self, line_numbers: SourceLocation) -> list["ASTNode"]:
+    def get_nodes_at_line(self, line_numbers: "SourceLocation") -> list["ASTNode"]:
         """
         Get the AST nodes for the given line number combination
 
@@ -202,7 +202,7 @@ def get_nodes_at_line(self, line_numbers: SourceLocation) -> list["ASTNode"]:
 
         return nodes
 
-    def get_defining_function(self, line_numbers: SourceLocation) -> Optional["ASTNode"]:
+    def get_defining_function(self, line_numbers: "SourceLocation") -> Optional["ASTNode"]:
         """
         Get the function that defines the given line numbers.
 
@@ -220,3 +220,10 @@ def get_defining_function(self, line_numbers: SourceLocation) -> Optional["ASTNo
                 return function
 
         return None
+
+
+__all__ = [
+    "ASTClassification",
+    "ASTNode",
+    "SourceLocation",  # For backwards compat.
+]
diff --git a/ethpm_types/manifest.py b/ethpm_types/manifest.py
index dd73f2a..d1bf436 100644
--- a/ethpm_types/manifest.py
+++ b/ethpm_types/manifest.py
@@ -2,13 +2,14 @@
 from typing import Optional
 
 from eth_pydantic_types import Bip122Uri
-from pydantic import AnyUrl, Field, field_validator, model_validator
+from pydantic import Field, field_validator, model_validator
 from pydantic_core import CoreSchema, PydanticCustomError
 from pydantic_core.core_schema import str_schema, with_info_before_validator_function
 
 from ethpm_types.base import BaseModel
 from ethpm_types.contract_type import ContractInstance, ContractType
 from ethpm_types.source import Compiler, Source
+from ethpm_types.utils import AnyUrl
 
 ALPHABET = set("abcdefghijklmnopqrstuvwxyz")
 NUMBERS = set("0123456789")
diff --git a/ethpm_types/source.py b/ethpm_types/source.py
index 391dea7..3ee42c7 100644
--- a/ethpm_types/source.py
+++ b/ethpm_types/source.py
@@ -1,24 +1,27 @@
 from collections.abc import Iterator
 from pathlib import Path
-from typing import Optional, Union
+from typing import TYPE_CHECKING, Optional, Union
 
 import requests
 from cid import make_cid  # type: ignore
 from eth_pydantic_types import HexBytes, HexStr
-from pydantic import AnyUrl, RootModel, field_validator, model_serializer, model_validator
+from pydantic import RootModel, field_validator, model_serializer, model_validator
 from pydantic_core import PydanticCustomError
 
 from ethpm_types.ast import ASTClassification, ASTNode, SourceLocation
 from ethpm_types.base import BaseModel
 from ethpm_types.contract_type import ContractType
-from ethpm_types.sourcemap import PCMap
 from ethpm_types.utils import (
     CONTENT_ADDRESSED_SCHEMES,
     Algorithm,
+    AnyUrl,
     compute_checksum,
     stringify_dict_for_hash,
 )
 
+if TYPE_CHECKING:
+    from ethpm_types.sourcemap import PCMap
+
 
 class Compiler(BaseModel):
     name: str
@@ -639,7 +642,7 @@ def ast(self) -> ASTNode:
         return validate_ast(self.contract_type)
 
     @property
-    def pcmap(self) -> PCMap:
+    def pcmap(self) -> "PCMap":
         """The contract type PCMap."""
         return validate_pcmap(self.contract_type)
 
@@ -828,7 +831,7 @@ def validate_ast(contract_type: ContractType) -> ASTNode:
     )
 
 
-def validate_pcmap(contract_type: ContractType) -> PCMap:
+def validate_pcmap(contract_type: ContractType) -> "PCMap":
     """
     A validator used by :class:`~ethpm_types.source.ContractSource`
     to ensure the given :class:`~ethpm_types.contract_type.ContractType`
diff --git a/ethpm_types/sourcemap.py b/ethpm_types/sourcemap.py
index 2a4d679..9b73e61 100644
--- a/ethpm_types/sourcemap.py
+++ b/ethpm_types/sourcemap.py
@@ -1,10 +1,12 @@
 from collections.abc import Iterator
-from typing import Optional, Union
+from typing import TYPE_CHECKING, Optional, Union
 
 from pydantic import RootModel, model_validator
 
 from ethpm_types.base import BaseModel
-from ethpm_types.utils import SourceLocation
+
+if TYPE_CHECKING:
+    from ethpm_types.utils import SourceLocation
 
 
 class SourceMapItem(BaseModel):
@@ -125,7 +127,7 @@ class PCMapItem(BaseModel):
     dev: Optional[str] = None
 
     @property
-    def location(self) -> SourceLocation:
+    def location(self) -> "SourceLocation":
         return (
             (self.line_start or -1),
             (self.column_start or -1),
diff --git a/ethpm_types/utils.py b/ethpm_types/utils.py
index 8c28a38..5064aa8 100644
--- a/ethpm_types/utils.py
+++ b/ethpm_types/utils.py
@@ -2,11 +2,14 @@
 from collections.abc import Sequence
 from enum import Enum
 from hashlib import md5, sha3_256, sha256
-from typing import Annotated, Any, Optional
+from typing import Annotated, Any, Optional, Union
 
 from eth_pydantic_types import HexStr
+from pydantic import AnyUrl as _AnyUrl
+from pydantic import FileUrl
 
 CONTENT_ADDRESSED_SCHEMES = {"ipfs"}
+AnyUrl = Union[FileUrl, _AnyUrl]
 
 
 class Algorithm(str, Enum):
diff --git a/setup.cfg b/setup.cfg
index 666d8ae..726eb5e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,9 +1,10 @@
 [flake8]
 max-line-length = 100
-extend-ignore = E203,E701,PYD002
+ignore = E701,E704,W503,PYD002,TC003,TC006
 exclude =
 	venv*
 	.eggs
 	docs
 	build
 	ethpm_types/version.py
+type-checking-pydantic-enabled = True
diff --git a/setup.py b/setup.py
index f41d8d6..6825019 100644
--- a/setup.py
+++ b/setup.py
@@ -17,18 +17,18 @@
         "eth-hash[pysha3]",  # For eth-utils address checksumming
     ],
     "lint": [
-        "black>=24.8.0,<25",  # Auto-formatter and linter
-        "mypy>=1.11.2,<2",  # Static type analyzer
+        "black>=24.10.0,<25",  # Auto-formatter and linter
+        "mypy>=1.13.0,<2",  # Static type analyzer
         "types-setuptools",  # Needed for mypy type shed
         "types-requests",  # Needed for mypy type shed
         "flake8>=7.1.1,<8",  # Style linter
         "flake8-breakpoint>=1.1.0,<2",  # Detect breakpoints left in code
         "flake8-print>=5.0.0,<6",  # Detect print statements left in code
         "isort>=5.13.2,<6",  # Import sorting linter
-        "mdformat>=0.7.17",  # Auto-formatter for markdown
+        "mdformat>=0.7.19",  # Auto-formatter for markdown
         "mdformat-gfm>=0.3.5",  # Needed for formatting GitHub-flavored markdown
         "mdformat-frontmatter>=0.4.1",  # Needed for frontmatters-style headers in issue templates
-        "mdformat-pyproject>=0.0.1",  # Allows configuring in pyproject.toml
+        "mdformat-pyproject>=0.0.2",  # Allows configuring in pyproject.toml
     ],
     "doc": [
         "myst-parser>=1.0.0,<2",  # Parse markdown docs
diff --git a/tests/test_basemodel.py b/tests/test_basemodel.py
index 4a10a2a..d4c4c06 100644
--- a/tests/test_basemodel.py
+++ b/tests/test_basemodel.py
@@ -7,7 +7,7 @@
 
 
 @pytest.fixture
-def MyModel():
+def MyModel() -> type:
     class _MyModel(BaseModel):
         name: str
         input_types: dict[str, Any]