chore: prepare for release v0.15.0 (#1319)

---------

Signed-off-by: Pouyan <[email protected]>
Co-authored-by: Pouyan <[email protected]>

Author: github-actions[bot]

CHANGELOG.md

@@ -9,6 +9,36 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 >
 > The changes related to the Colang language and runtime have moved to [CHANGELOG-Colang](./CHANGELOG-Colang.md) file.
 
+## [0.15.0] - 2025-08-08
+
+### 🚀 Features
+
+- *(tracing)* [**breaking**] Update tracing to use otel api ([#1269](https://github.com/NVIDIA/NeMo-Guardrails/issues/1269))
+- *(streaming)* Implement parallel streaming output rails execution ([#1263](https://github.com/NVIDIA/NeMo-Guardrails/issues/1263), [#1324](https://github.com/NVIDIA/NeMo-Guardrails/pull/1324))
+- *(streaming)* Support external async token generators ([#1286](https://github.com/NVIDIA/NeMo-Guardrails/issues/1286))
+- Support parallel rails execution ([#1234](https://github.com/NVIDIA/NeMo-Guardrails/issues/1234), [#1323](https://github.com/NVIDIA/NeMo-Guardrails/pull/1323))
+
+### 🐛 Bug Fixes
+
+- *(streaming)* Resolve word concatenation in streaming output rails ([#1259](https://github.com/NVIDIA/NeMo-Guardrails/issues/1259))
+- *(streaming)* Enable token usage tracking for streaming LLM calls ([#1264](https://github.com/NVIDIA/NeMo-Guardrails/issues/1264), [#1285](https://github.com/NVIDIA/NeMo-Guardrails/issues/1285))
+- *(tracing)* Prevent mutation of user options when tracing is enabled ([#1273](https://github.com/NVIDIA/NeMo-Guardrails/issues/1273))
+- *(rails)* Prevent LLM parameter contamination in rails ([#1306](https://github.com/NVIDIA/NeMo-Guardrails/issues/1306))
+
+### 📚 Documentation
+
+- Release notes 0.14.1 ([#1272](https://github.com/NVIDIA/NeMo-Guardrails/issues/1272))
+- Update guardrails-library.md to include Clavata as a third party API ([#1294](https://github.com/NVIDIA/NeMo-Guardrails/issues/1294))
+- *(streaming)* Add section on token usage tracking ([#1282](https://github.com/NVIDIA/NeMo-Guardrails/issues/1282))
+- Add parallel rail section and split config page ([#1295](https://github.com/NVIDIA/NeMo-Guardrails/issues/1295))
+- Show complete prompts.yml content in getting started tutorial ([#1311](https://github.com/NVIDIA/NeMo-Guardrails/issues/1311))
+- *(tracing)* Update and streamline tracing guide ([#1307](https://github.com/NVIDIA/NeMo-Guardrails/issues/1307))
+
+### ⚙️ Miscellaneous Tasks
+
+- *(dependabot)* Remove dependabot configuration ([#1281](https://github.com/NVIDIA/NeMo-Guardrails/issues/1281))
+- *(CI)* Add release workflow ([#1309](https://github.com/NVIDIA/NeMo-Guardrails/issues/1309), [#1318](https://github.com/NVIDIA/NeMo-Guardrails/issues/1318))
+
 ## [0.14.1] - 2025-07-02
 
 ### 🚀 Features

README.md

@@ -8,7 +8,7 @@
 [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
 [![arXiv](https://img.shields.io/badge/arXiv-2310.10501-b31b1b.svg)](https://arxiv.org/abs/2310.10501)
 
-> **LATEST RELEASE / DEVELOPMENT VERSION**: The [main](https://github.com/NVIDIA/NeMo-Guardrails/tree/main) branch tracks the latest released beta version: [0.14.1](https://github.com/NVIDIA/NeMo-Guardrails/tree/v0.14.1). For the latest development version, checkout the [develop](https://github.com/NVIDIA/NeMo-Guardrails/tree/develop) branch.
+> **LATEST RELEASE / DEVELOPMENT VERSION**: The [main](https://github.com/NVIDIA/NeMo-Guardrails/tree/main) branch tracks the latest released beta version: [0.15.0](https://github.com/NVIDIA/NeMo-Guardrails/tree/v0.15.0). For the latest development version, checkout the [develop](https://github.com/NVIDIA/NeMo-Guardrails/tree/develop) branch.
 
 > **DISCLAIMER**: The beta release is undergoing active development and may be subject to changes and improvements, which could cause instability and unexpected behavior. We currently do not recommend deploying this beta version in a production setting. We appreciate your understanding and contribution during this stage. Your support and feedback are invaluable as we advance toward creating a robust, ready-for-production LLM guardrails toolkit. The examples provided within the documentation are for educational purposes to get started with NeMo Guardrails, and are not meant for use in production applications.
 

pyproject.toml

@@ -4,7 +4,7 @@ description = "NeMo Guardrails is an open-source toolkit for easily adding progr
 authors = ["NVIDIA <[email protected]>"]
 license = "LICENSE.md"
 readme = "README.md"
-version = "0.14.1"
+version = "0.15.0"
 packages = [{ include = "nemoguardrails" }]