GA release 1.3.1 (#179)

Author: rads-1996

CHANGELOG.md

@@ -1,7 +1,22 @@
 # Release History
 
-# 1.3.1 (Unreleased)
+# 1.3.1 (2026-05-28)
 
+### Features Added
+- Add `ApplyGuardrailScope` for security guardrail evaluations
+  ([#173](https://github.com/microsoft/opentelemetry-distro-python/pull/173))
+
+### Bugs Fixed
+- Fix `enable_sensitive_data` leaking to all instrumentors
+  ([#176](https://github.com/microsoft/opentelemetry-distro-python/pull/176))
+- Fix LangChain tracer main-agent attribute propagation timing
+  ([#171](https://github.com/microsoft/opentelemetry-distro-python/pull/171))
+
+### Other Changes
+- Invoke-agent wrapper span now populates tool-call turns and `gen_ai.tool.definitions`
+  ([#174](https://github.com/microsoft/opentelemetry-distro-python/pull/174))
+- Add wheel build and artifact upload to PR validation
+  ([#177](https://github.com/microsoft/opentelemetry-distro-python/pull/177))
 - Add setter functions for feature and instrumentation bits
   ([#157](https://github.com/microsoft/opentelemetry-distro-python/pull/157))
 

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "microsoft-opentelemetry"
-version = "1.3.0"
+version = "1.3.1"
 description = "Minimal template for the Microsoft OpenTelemetry distro for Python"
 readme = "README.md"
 requires-python = ">=3.10"

src/microsoft/opentelemetry/_version.py

@@ -4,4 +4,4 @@
 # license information.
 # --------------------------------------------------------------------------
 
-VERSION = "1.3.0"
+VERSION = "1.3.1"