diff --git a/.github/workflows/tag-version.yml b/.github/workflows/tag-version.yml
index 8a669f0e..31194379 100644
--- a/.github/workflows/tag-version.yml
+++ b/.github/workflows/tag-version.yml
@@ -6,41 +6,5 @@ on:
     - main
 
 jobs:
-  tag-version:
-    runs-on: ubuntu-latest
-    if: "contains(github.event.head_commit.message, ':bookmark:')"
-
-    steps:
-    - uses: actions/checkout@v4
-      with:
-        fetch-depth: '0'
-
-    - name: Tag version
-      run: |
-        msg_start=':bookmark: Version '
-        version_format='[0-9]{1,}\.[0-9]{1,}\.[0-9]{1,}'
-        version=$(git log -1 --skip=0 --pretty=%s | grep -oP "(?<=${msg_start})${version_format}")
-        
-        if [ -z "${version}" ]; then
-          echo 'Version not found, aborting.'
-          exit 1
-        fi
-        
-        echo "Found version: ${version}";
-        tag="v${version}";
-        
-        echo "Would tag: ${tag}";
-        existing_tag=$(git tag -l "${tag}");
-
-        if [ "${existing_tag}" ]; then
-          echo "Tag '${existing_tag}' already exists, aborting.";
-          exit 1;
-        fi
-
-        git config user.name "Mindee";
-        git config user.email "opensource@mindee.com"
-        
-        git tag -a "${tag}" -m"Version ${version}";
-        git push origin "${tag}"
-        
-        echo "Tagged and pushed: ${tag}"
+  tag:
+    uses: mindee/client-lib-actions/.github/workflows/tag-version.yml@main
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 6232f59a..70a6fca4 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -39,7 +39,7 @@ repos:
         ]
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.6.1
+    rev: v1.13.0
     hooks:
       - id: mypy
         args: []
diff --git a/docs/product/business_card_v1.rst b/docs/product/business_card_v1.rst
index 7fa9c2d9..bab5ac7a 100644
--- a/docs/product/business_card_v1.rst
+++ b/docs/product/business_card_v1.rst
@@ -3,7 +3,7 @@ Business Card V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/business_card_v1.txt
+.. literalinclude:: /extras/code_samples/business_card_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.business_card.business_card_v1.BusinessCardV1
diff --git a/docs/product/delivery_note_v1.rst b/docs/product/delivery_note_v1.rst
index 876ce41b..998b0154 100644
--- a/docs/product/delivery_note_v1.rst
+++ b/docs/product/delivery_note_v1.rst
@@ -3,7 +3,7 @@ Delivery note V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/delivery_notes_v1.txt
+.. literalinclude:: /extras/code_samples/delivery_notes_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.delivery_note.delivery_note_v1.DeliveryNoteV1
diff --git a/docs/product/driver_license_v1.rst b/docs/product/driver_license_v1.rst
index d3eed17f..e5545c15 100644
--- a/docs/product/driver_license_v1.rst
+++ b/docs/product/driver_license_v1.rst
@@ -3,7 +3,7 @@ Driver License V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/driver_license_v1.txt
+.. literalinclude:: /extras/code_samples/driver_license_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.driver_license.driver_license_v1.DriverLicenseV1
diff --git a/docs/product/financial_document_v1.rst b/docs/product/financial_document_v1.rst
index c224f132..0973a270 100644
--- a/docs/product/financial_document_v1.rst
+++ b/docs/product/financial_document_v1.rst
@@ -3,7 +3,7 @@ Financial Document V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/financial_document_v1.txt
+.. literalinclude:: /extras/code_samples/financial_document_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.financial_document.financial_document_v1.FinancialDocumentV1
diff --git a/docs/product/fr/energy_bill_v1.rst b/docs/product/fr/energy_bill_v1.rst
index d2c7b3ae..b06d09b9 100644
--- a/docs/product/fr/energy_bill_v1.rst
+++ b/docs/product/fr/energy_bill_v1.rst
@@ -3,7 +3,7 @@ Energy Bill V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/energy_bill_fra_v1.txt
+.. literalinclude:: /extras/code_samples/energy_bill_fra_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.fr.energy_bill.energy_bill_v1.EnergyBillV1
diff --git a/docs/product/fr/health_card_v1.rst b/docs/product/fr/health_card_v1.rst
index dceb3d4f..11b6464d 100644
--- a/docs/product/fr/health_card_v1.rst
+++ b/docs/product/fr/health_card_v1.rst
@@ -3,7 +3,7 @@ Health Card V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/french_healthcard_v1.txt
+.. literalinclude:: /extras/code_samples/french_healthcard_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.fr.health_card.health_card_v1.HealthCardV1
diff --git a/docs/product/fr/payslip_v2.rst b/docs/product/fr/payslip_v2.rst
index 0ba285bc..e36fd523 100644
--- a/docs/product/fr/payslip_v2.rst
+++ b/docs/product/fr/payslip_v2.rst
@@ -3,7 +3,7 @@ Payslip V2
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/payslip_fra_v2.txt
+.. literalinclude:: /extras/code_samples/payslip_fra_v2_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.fr.payslip.payslip_v2.PayslipV2
diff --git a/docs/product/fr/payslip_v3.rst b/docs/product/fr/payslip_v3.rst
index fa27c4f1..ca26cd47 100644
--- a/docs/product/fr/payslip_v3.rst
+++ b/docs/product/fr/payslip_v3.rst
@@ -3,7 +3,7 @@ Payslip V3
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/payslip_fra_v3.txt
+.. literalinclude:: /extras/code_samples/payslip_fra_v3_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.fr.payslip.payslip_v3.PayslipV3
diff --git a/docs/product/invoice_v4.rst b/docs/product/invoice_v4.rst
index 4b93e088..03698156 100644
--- a/docs/product/invoice_v4.rst
+++ b/docs/product/invoice_v4.rst
@@ -3,7 +3,7 @@ Invoice V4
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/invoices_v4.txt
+.. literalinclude:: /extras/code_samples/invoices_v4_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.invoice.invoice_v4.InvoiceV4
diff --git a/docs/product/material_certificate_v1.rst b/docs/product/material_certificate_v1.rst
index 62dcf590..dfd25e8d 100644
--- a/docs/product/material_certificate_v1.rst
+++ b/docs/product/material_certificate_v1.rst
@@ -3,7 +3,7 @@ Material Certificate V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/material_certificate_v1.txt
+.. literalinclude:: /extras/code_samples/material_certificate_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.material_certificate.material_certificate_v1.MaterialCertificateV1
diff --git a/docs/product/receipt_v5.rst b/docs/product/receipt_v5.rst
index f48ebae7..2003f064 100644
--- a/docs/product/receipt_v5.rst
+++ b/docs/product/receipt_v5.rst
@@ -3,7 +3,7 @@ Receipt V5
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/expense_receipts_v5.txt
+.. literalinclude:: /extras/code_samples/expense_receipts_v5_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.receipt.receipt_v5.ReceiptV5
diff --git a/docs/product/resume_v1.rst b/docs/product/resume_v1.rst
index b7d597c4..6a7459e3 100644
--- a/docs/product/resume_v1.rst
+++ b/docs/product/resume_v1.rst
@@ -3,7 +3,7 @@ Resume V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/resume_v1.txt
+.. literalinclude:: /extras/code_samples/resume_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.resume.resume_v1.ResumeV1
diff --git a/docs/product/us/healthcare_card_v1.rst b/docs/product/us/healthcare_card_v1.rst
index 9b187ab9..ee6fd476 100644
--- a/docs/product/us/healthcare_card_v1.rst
+++ b/docs/product/us/healthcare_card_v1.rst
@@ -3,7 +3,7 @@ Healthcare Card V1
 
 **Sample Code:**
 
-.. literalinclude:: /extras/code_samples/us_healthcare_cards_v1.txt
+.. literalinclude:: /extras/code_samples/us_healthcare_cards_v1_async.txt
     :language: Python
 
 .. autoclass:: mindee.product.us.healthcare_card.healthcare_card_v1.HealthcareCardV1
diff --git a/mindee/cli.py b/mindee/cli.py
index 157b0ee6..de846663 100644
--- a/mindee/cli.py
+++ b/mindee/cli.py
@@ -313,15 +313,11 @@ def __init__(
             parser if parser else MindeeArgumentParser(description="Mindee_API")
         )
         self.parsed_args = parsed_args if parsed_args else self._set_args()
-        self.client = (
-            client
-            if client
-            else Client(
-                api_key=(
-                    self.parsed_args.api_key if "api_key" in self.parsed_args else None
-                )
-            )
-        )
+        if client:
+            self.client = client
+        else:
+            api_key = self.parsed_args.api_key if "api_key" in self.parsed_args else ""
+            self.client = Client(api_key=api_key)
         self._set_input()
         self.document_info = (
             document_info if document_info else DOCUMENTS[self.parsed_args.product_name]
diff --git a/mindee/error/mindee_http_error.py b/mindee/error/mindee_http_error.py
index 7d62d073..131a6538 100644
--- a/mindee/error/mindee_http_error.py
+++ b/mindee/error/mindee_http_error.py
@@ -1,4 +1,4 @@
-from typing import Union
+from typing import Optional, Union
 
 from mindee.error.mindee_error import MindeeError
 from mindee.parsing.common.string_dict import StringDict
@@ -8,9 +8,9 @@ class MindeeHTTPError(RuntimeError):
     """An exception relating to HTTP calls."""
 
     status_code: int
-    api_code: str
-    api_details: str
-    api_message: str
+    api_code: Optional[str]
+    api_details: Optional[str]
+    api_message: Optional[str]
 
     def __init__(self, http_error: StringDict, url: str, code: int) -> None:
         """
diff --git a/mindee/extraction/pdf_extractor/pdf_extractor.py b/mindee/extraction/pdf_extractor/pdf_extractor.py
index 91685be2..1a2023ca 100644
--- a/mindee/extraction/pdf_extractor/pdf_extractor.py
+++ b/mindee/extraction/pdf_extractor/pdf_extractor.py
@@ -91,9 +91,7 @@ def extract_invoices(
         if not isinstance(page_indexes[0], InvoiceSplitterV1PageGroup):
             return self.extract_sub_documents(page_indexes)  # type: ignore
         if not strict:
-            indexes_as_list = [
-                page_index.page_indexes for page_index in page_indexes  # type: ignore
-            ]
+            indexes_as_list = [page_index.page_indexes for page_index in page_indexes]  # type: ignore
             return self.extract_sub_documents(indexes_as_list)
         correct_page_indexes: List[List[int]] = []
         current_list: List[int] = []
diff --git a/tests/product/generated/test_generated_v1.py b/tests/product/generated/test_generated_v1.py
index 84fee9a4..5caadbab 100644
--- a/tests/product/generated/test_generated_v1.py
+++ b/tests/product/generated/test_generated_v1.py
@@ -487,13 +487,13 @@ def test_invoice_v4_complete_doc(invoice_v4_complete_doc) -> None:
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
         .values[0]
         .product_code
-        == None
+        is None
     )
     assert (
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
         .values[0]
         .quantity
-        == None
+        is None
     )
     assert (
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
@@ -505,13 +505,13 @@ def test_invoice_v4_complete_doc(invoice_v4_complete_doc) -> None:
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
         .values[0]
         .tax_amount
-        == None
+        is None
     )
     assert (
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
         .values[0]
         .tax_rate
-        == None
+        is None
     )
     assert (
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
@@ -523,7 +523,7 @@ def test_invoice_v4_complete_doc(invoice_v4_complete_doc) -> None:
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
         .values[0]
         .unit_price
-        == None
+        is None
     )
     assert (
         invoice_v4_complete_doc.inference.prediction.fields["line_items"]
@@ -705,19 +705,19 @@ def test_invoice_v4_page0(invoice_v4_page_0) -> None:
         == "S)BOIE 5X500 FEUILLES A4"
     )
     assert (
-        invoice_v4_page_0.prediction.fields["line_items"].values[0].product_code == None
+        invoice_v4_page_0.prediction.fields["line_items"].values[0].product_code is None
     )
-    assert invoice_v4_page_0.prediction.fields["line_items"].values[0].quantity == None
+    assert invoice_v4_page_0.prediction.fields["line_items"].values[0].quantity is None
     assert (
-        invoice_v4_page_0.prediction.fields["line_items"].values[0].tax_amount == None
+        invoice_v4_page_0.prediction.fields["line_items"].values[0].tax_amount is None
     )
-    assert invoice_v4_page_0.prediction.fields["line_items"].values[0].tax_rate == None
+    assert invoice_v4_page_0.prediction.fields["line_items"].values[0].tax_rate is None
     assert (
         invoice_v4_page_0.prediction.fields["line_items"].values[0].total_amount
         == "2.63"
     )
     assert (
-        invoice_v4_page_0.prediction.fields["line_items"].values[0].unit_price == None
+        invoice_v4_page_0.prediction.fields["line_items"].values[0].unit_price is None
     )
 
     assert isinstance(