diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 94a25b0..2b0d09d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -5,7 +5,7 @@
 # manual dispatch. Enforces the full `make ci` check suite and validates
 # the test matrix across all supported Python versions.
 #
-# Jobs: quality → test (matrix: 3.10–3.14)
+# Jobs: quality → test (matrix: 3.10–3.14, 3.15 beta)
 # quality: lint, format-check, typecheck, security, license
 # Secrets required: none
 # ---
@@ -73,7 +73,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.15"]
+        include:
+          - python-version: "3.15"
+            beta: true
+    continue-on-error: ${{ matrix.beta == true }}
 
     steps:
       - name: Checkout repository
diff --git a/README.md b/README.md
index a94a03a..cc2505a 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,17 @@ uv add ipsdk
 
 Requires Python 3.10+.
 
+## Python Version Support
+
+| Version | Status  |
+|---------|---------|
+| 3.10    | Supported |
+| 3.11    | Supported |
+| 3.12    | Supported |
+| 3.13    | Supported |
+| 3.14    | Supported |
+| 3.15    | Beta    |
+
 ## Usage
 
 ### Platform — basic auth
@@ -156,7 +167,7 @@ make format      # ruff format
 make security    # bandit scan
 make license     # check GPL headers
 
-# Test across Python 3.10–3.14
+# Test across Python 3.10–3.15
 uv run tox -p auto
 ```
 
diff --git a/pyproject.toml b/pyproject.toml
index 8c0529d..2d663b1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,6 +35,7 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python :: 3.15",
     "Typing :: Typed",
 ]
 
diff --git a/tox.ini b/tox.ini
index 86be953..9dbf73a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,8 +2,8 @@
 # This configuration uses tox-uv for faster dependency resolution and installation
 
 [tox]
-# Define test environments for Python 3.10, 3.11, 3.12, 3.13, and 3.14
-envlist = py310,py311,py312,py313,py314
+# Define test environments for Python 3.10, 3.11, 3.12, 3.13, 3.14, and 3.15
+envlist = py310,py311,py312,py313,py314,py315
 min_version = 4.0
 # Use uv for package installation (requires tox-uv plugin)
 requires =
@@ -58,6 +58,10 @@ description = Run tests with Python 3.13
 basepython = python3.14
 description = Run tests with Python 3.14
 
+[testenv:py315]
+basepython = python3.15
+description = Run tests with Python 3.15 (beta)
+
 [testenv:coverage]
 # Special environment for running tests with coverage
 basepython = python3.13