diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 8032c17..ed21d28 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.12.0"
+  ".": "0.13.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf82480..dd5d89b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.13.0](https://github.com/glassflow/rius-sdk-python/compare/v0.12.0...v0.13.0) (2026-09-08)
+
+
+### Features
+
+* add cache-token fields to set_usage ([#65](https://github.com/glassflow/rius-sdk-python/issues/65)) ([e1682d1](https://github.com/glassflow/rius-sdk-python/commit/e1682d1f93906134eec7ccdeddb1cd5f44c9f157))
+* context-scoped multi-workspace routing (workspace() scope + routing exporter) ([#68](https://github.com/glassflow/rius-sdk-python/issues/68)) ([621fab2](https://github.com/glassflow/rius-sdk-python/commit/621fab2c3e98ce7e8619850bce9dc5e877bac458))
+
+
+### Bug Fixes
+
+* strip tool definitions and descriptions when content capture is off ([#71](https://github.com/glassflow/rius-sdk-python/issues/71)) ([6453658](https://github.com/glassflow/rius-sdk-python/commit/64536585edf6ecf97de5b570784b283ac3b96520))
+
 ## [0.12.0](https://github.com/glassflow/rius-sdk-python/compare/v0.11.0...v0.12.0) (2026-08-20)
 
 
diff --git a/src/rius/__init__.py b/src/rius/__init__.py
index cbf7f9e..24b52b9 100644
--- a/src/rius/__init__.py
+++ b/src/rius/__init__.py
@@ -1,6 +1,6 @@
 """GlassFlow SDK: OpenTelemetry-native tracing for AI agents and LLM apps."""
 
-__version__ = "0.12.0"  # x-release-please-version
+__version__ = "0.13.0"  # x-release-please-version
 
 from .client import GlassflowClient, build_span_exporter, get_tracer, init, register_workspace
 from .config import GlassflowConfig, resolve_config