diff --git a/docs/api.rst b/docs/api.rst
index 246380c0e..6ef7ecff3 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -6,9 +6,11 @@ API
    api/gateway_client
    api/full_node_client
    api/account
+   api/client_models
    api/client_errors
    api/contract
    api/udc_deployer
+   api/hash
    api/compiler
    api/signer
    api/models
diff --git a/docs/api/client_models.rst b/docs/api/client_models.rst
new file mode 100644
index 000000000..5ae32855a
--- /dev/null
+++ b/docs/api/client_models.rst
@@ -0,0 +1,6 @@
+Client responses
+================
+
+.. automodule:: starknet_py.net.client_models
+    :members:
+    :member-order: groupwise
diff --git a/docs/api/hash.rst b/docs/api/hash.rst
new file mode 100644
index 000000000..2f83eef28
--- /dev/null
+++ b/docs/api/hash.rst
@@ -0,0 +1,58 @@
+Hash
+====
+
+------------------
+Transaction hashes
+------------------
+
+.. automodule:: starknet_py.hash.transaction
+    :members:
+    :member-order: bysource
+
+----------
+Class hash
+----------
+
+.. automodule:: starknet_py.hash.class_hash
+    :members:
+    :member-order: bysource
+
+-----------------
+Sierra class hash
+-----------------
+
+.. automodule:: starknet_py.hash.sierra_class_hash
+    :members:
+    :member-order: bysource
+
+---------------
+Casm class hash
+---------------
+
+.. automodule:: starknet_py.hash.casm_class_hash
+    :members:
+    :member-order: bysource
+
+-------
+Address
+-------
+
+.. automodule:: starknet_py.hash.address
+    :members:
+    :member-order: bysource
+
+--------
+Selector
+--------
+
+.. automodule:: starknet_py.hash.selector
+    :members:
+    :member-order: bysource
+
+-------
+Storage
+-------
+
+.. automodule:: starknet_py.hash.storage
+    :members:
+    :member-order: bysource
diff --git a/starknet_py/hash/transaction.py b/starknet_py/hash/transaction.py
index de023de41..e6f260a71 100644
--- a/starknet_py/hash/transaction.py
+++ b/starknet_py/hash/transaction.py
@@ -10,6 +10,10 @@
 
 
 class TransactionHashPrefix(Enum):
+    """
+    Enum representing possible transaction prefixes.
+    """
+
     DECLARE = int_from_bytes(b"declare")
     DEPLOY = int_from_bytes(b"deploy")
     DEPLOY_ACCOUNT = int_from_bytes(b"deploy_account")
@@ -32,6 +36,7 @@ def compute_transaction_hash(
     Calculates the transaction hash in the StarkNet network - a unique identifier of the
     transaction.
     The transaction hash is a hash chain of the following information:
+
         1. A prefix that depends on the transaction type.
         2. The transaction's version.
         3. Contract address.
@@ -39,6 +44,7 @@ def compute_transaction_hash(
         5. A hash chain of the calldata.
         6. The transaction's maximum fee.
         7. The network's chain ID.
+
     Each hash chain computation begins with 0 as initialization and ends with its length appended.
     The length is appended in order to avoid collisions of the following kind:
     H([x,y,z]) = h(h(x,y),z) = H([w, z]) where w = h(x,y).
diff --git a/starknet_py/net/client_models.py b/starknet_py/net/client_models.py
index f3b57ef5f..379a38d15 100644
--- a/starknet_py/net/client_models.py
+++ b/starknet_py/net/client_models.py
@@ -18,6 +18,10 @@
 
 @dataclass
 class Call:
+    """
+    Dataclass representing a call to Starknet contract.
+    """
+
     to_addr: int
     selector: int
     calldata: List[int]
@@ -247,6 +251,10 @@ class GatewayBlock(StarknetBlock):
 
 @dataclass
 class BlockSingleTransactionTrace:
+    """
+    Dataclass representing a trace of transaction execution.
+    """
+
     signature: List[int]
     transaction_hash: int
     function_invocation: Optional[dict] = None
@@ -256,23 +264,39 @@ class BlockSingleTransactionTrace:
 
 @dataclass
 class BlockTransactionTraces:
+    """
+    Dataclass representing traces of all transactions in block.
+    """
+
     traces: List[BlockSingleTransactionTrace]
 
 
 @dataclass
 class StorageEntry:
+    """
+    Dataclass representing single change in the storage.
+    """
+
     key: int
     value: int
 
 
 @dataclass
 class StorageDiffItem:
+    """
+    Dataclass representing all storage changes for the contract.
+    """
+
     address: int
     storage_entries: List[StorageEntry]
 
 
 @dataclass
 class EstimatedFee:
+    """
+    Dataclass representing estimated fee.
+    """
+
     overall_fee: int
     gas_price: int
     gas_usage: int
@@ -280,30 +304,50 @@ class EstimatedFee:
 
 @dataclass
 class DeployedContract:
+    """
+    Dataclass representing basic data of the deployed contract.
+    """
+
     address: int
     class_hash: int
 
 
 @dataclass
 class ContractsNonce:
+    """
+    Dataclass representing nonce of the contract.
+    """
+
     contract_address: int
     nonce: int
 
 
 @dataclass
 class DeclaredContractHash:
+    """
+    Dataclass containing hashes of the declared contract.
+    """
+
     class_hash: int
     compiled_class_hash: int
 
 
 @dataclass
 class ReplacedClass:
+    """
+    Dataclass representing new class_hash of the contract.
+    """
+
     contract_address: int
     class_hash: int
 
 
 @dataclass
 class StateDiff:
+    """
+    Dataclass representing state changes in the block.
+    """
+
     deployed_contracts: List[DeployedContract]
     declared_contract_hashes: List[DeclaredContractHash]
     storage_diffs: List[StorageDiffItem]
@@ -458,5 +502,9 @@ class CasmClass:
 
 @dataclass
 class TransactionStatusResponse:
+    """
+    Dataclass representing transaction status.
+    """
+
     block_hash: Optional[int]
     transaction_status: TransactionStatus