diff --git a/.github/workflows/_checks.yaml b/.github/workflows/_checks.yaml
index f55bbc3c..7a72a6c4 100644
--- a/.github/workflows/_checks.yaml
+++ b/.github/workflows/_checks.yaml
@@ -42,13 +42,13 @@ jobs:
     name: Lint check
     uses: apify/workflows/.github/workflows/python_lint_check.yaml@main
     with:
-      python_versions: '["3.11", "3.12", "3.13", "3.14"]'
+      python_versions: '["3.11", "3.12", "3.13", "3.14", "3.15"]'
 
   type_check:
     name: Type check
     uses: apify/workflows/.github/workflows/python_type_check.yaml@main
     with:
-      python_versions: '["3.11", "3.12", "3.13", "3.14"]'
+      python_versions: '["3.11", "3.12", "3.13", "3.14", "3.15"]'
 
   docstrings_check:
     name: Docstrings check
@@ -159,9 +159,9 @@ jobs:
     uses: apify/workflows/.github/workflows/python_unit_tests.yaml@main
     secrets: inherit
     with:
-      python_versions: '["3.11", "3.12", "3.13", "3.14"]'
+      python_versions: '["3.11", "3.12", "3.13", "3.14", "3.15"]'
       operating_systems: '["ubuntu-latest", "windows-latest"]'
-      python_version_for_codecov: "3.14"
+      python_version_for_codecov: "3.15"
       operating_system_for_codecov: ubuntu-latest
       tests_concurrency: "16"
 
@@ -181,7 +181,7 @@ jobs:
     strategy:
       matrix:
         os: ["ubuntu-latest"]
-        python-version: ["3.11", "3.14"]
+        python-version: ["3.11", "3.15"]
 
     runs-on: ${{ matrix.os }}
 
@@ -216,7 +216,7 @@ jobs:
         if: >-
           ${{
             matrix.os == 'ubuntu-latest' &&
-            matrix.python-version == '3.14' &&
+            matrix.python-version == '3.15' &&
             env.CODECOV_TOKEN != ''
           }}
         uses: codecov/codecov-action@303a32d7a59b442fa8d48b6a1cc6825c09c847a5 # v7.1.1
diff --git a/pyproject.toml b/pyproject.toml
index 2eae4d99..607d487a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,7 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python :: 3.15",
     "Topic :: Software Development :: Libraries",
 ]
 keywords = ["apify", "api", "client", "automation", "crawling", "scraping"]
diff --git a/tests/unit/test_model_generation.py b/tests/unit/test_model_generation.py
index 29db8ff8..54a5ac32 100644
--- a/tests/unit/test_model_generation.py
+++ b/tests/unit/test_model_generation.py
@@ -5,6 +5,8 @@
 import sys
 from typing import TYPE_CHECKING
 
+import pytest
+
 from scripts.postprocess_generated_models import (
     REPO_ROOT,
     RESOURCE_INPUT_TYPEDDICTS,
@@ -56,6 +58,10 @@ def run_datamodel_codegen(*args: str) -> None:
     )
 
 
+@pytest.mark.skipif(
+    sys.version_info >= (3, 15),
+    reason='datamodel-code-generator fails to import on Python 3.15 (koxudaxi/datamodel-code-generator#4609)',
+)
 def test_model_generation_pipeline(tmp_path: Path) -> None:
     """The `generate-models` pipeline (both codegen passes and post-processing) runs on a minimal spec."""
     # PR CI never runs `poe generate-models`, so this catches a dependency update that breaks the generator.