diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index a5b95f01ef..35869fb67b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,5 +1,5 @@
 {
   "libs/cua-driver": "0.25.0",
   "libs/lume": "0.5.3",
-  "libs/python/cua-sandbox": "0.4.3"
+  "libs/python/cua-sandbox": "0.5.0"
 }
diff --git a/libs/python/cua-sandbox/CHANGELOG.md b/libs/python/cua-sandbox/CHANGELOG.md
index 29d65a329c..90918f838a 100644
--- a/libs/python/cua-sandbox/CHANGELOG.md
+++ b/libs/python/cua-sandbox/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [0.5.0](https://github.com/trycua/cua/compare/sandbox-v0.4.3...sandbox-v0.5.0) (2026-09-09)
+
+
+### Features
+
+* **cua-driver:** integrate typed Driver access with Fleet Sandbox ([#3654](https://github.com/trycua/cua/issues/3654)) ([c9c29dc](https://github.com/trycua/cua/commit/c9c29dcffea354e3ae0cf75927845e79c9d38028))
+* **cua-sandbox:** add signed service URLs ([#3508](https://github.com/trycua/cua/issues/3508)) ([8ab33c7](https://github.com/trycua/cua/commit/8ab33c739f74cd6e7b0a321b7e75ac7b795b4216))
+* **sandbox:** add an optional compatible Driver SDK extra ([#3678](https://github.com/trycua/cua/issues/3678)) ([80f2dee](https://github.com/trycua/cua/commit/80f2dee09bca5e44ae6ac6ff3dc0ae81cf91d820))
+* **sandbox:** define the Image API contract ([#3327](https://github.com/trycua/cua/issues/3327)) ([a525001](https://github.com/trycua/cua/commit/a52500167b8518dba137abf0b33ea59a504e161d))
+
+
+### Bug Fixes
+
+* **cua-sandbox:** honor Fleet request timeouts ([#3381](https://github.com/trycua/cua/issues/3381)) ([a925ffa](https://github.com/trycua/cua/commit/a925ffa25e6ea13388e8bead02237785b46e1b4a))
+* **sandbox:** manage package releases with Release Please ([#3675](https://github.com/trycua/cua/issues/3675)) ([f880ac4](https://github.com/trycua/cua/commit/f880ac42540d7be6231b89c75115749923fa21be))
+
+## Changelog
+
 Release Please maintains entries for releases after the migration from
 `sandbox-v0.4.3`. Earlier releases remain available in the repository's GitHub
 release history.
diff --git a/libs/python/cua-sandbox/VERSION b/libs/python/cua-sandbox/VERSION
index 17b2ccd9bf..8f0916f768 100644
--- a/libs/python/cua-sandbox/VERSION
+++ b/libs/python/cua-sandbox/VERSION
@@ -1 +1 @@
-0.4.3
+0.5.0
diff --git a/libs/python/cua-sandbox/cua_sandbox/__init__.py b/libs/python/cua-sandbox/cua_sandbox/__init__.py
index 1e6536fe22..c3b1227025 100644
--- a/libs/python/cua-sandbox/cua_sandbox/__init__.py
+++ b/libs/python/cua-sandbox/cua_sandbox/__init__.py
@@ -16,7 +16,7 @@
         await host.mouse.click(100, 200)
 """
 
-__version__ = "0.4.3"  # x-release-please-version
+__version__ = "0.5.0"  # x-release-please-version
 
 from cua_sandbox._auth import login, whoami
 from cua_sandbox._config import configure
diff --git a/libs/python/cua-sandbox/pyproject.toml b/libs/python/cua-sandbox/pyproject.toml
index b51793d9b5..7da841116e 100644
--- a/libs/python/cua-sandbox/pyproject.toml
+++ b/libs/python/cua-sandbox/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "cua-sandbox"
-version = "0.4.3"
+version = "0.5.0"
 description = "CUA Sandbox — ephemeral and persistent sandboxed computer environments"
 readme = "README.md"
 license = "MIT"
diff --git a/libs/python/cua-sandbox/uv.lock b/libs/python/cua-sandbox/uv.lock
index 9eabbf2258..a6357ad072 100644
--- a/libs/python/cua-sandbox/uv.lock
+++ b/libs/python/cua-sandbox/uv.lock
@@ -593,7 +593,7 @@ wheels = [
 
 [[package]]
 name = "cua-sandbox"
-version = "0.4.3"
+version = "0.5.0"
 source = { editable = "." }
 dependencies = [
     { name = "cua-auto" },