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cvs-health

cvs-health/langfair

LangFair is a Python library for conducting use-case level LLM bias and fairness assessments

23 Releases
Latest: 5mo ago
v0.8.0Latest
dylanboucharddylanbouchard·5mo ago·January 9, 2026
GitHub

📦 1. Adversarial toxicity evaluation

  • This implementation generates responses with the provided LLM to prompts from the [RealToxicityPrompts](https://arxiv.org/abs/2009.11462) dataset.

📋 What's Changed

  • v0.7.1 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/210
  • Za/adversarial generator by @zeya30 in https://github.com/cvs-health/langfair/pull/205
  • 171 adversarial generator by @dylanbouchard in https://github.com/cvs-health/langfair/pull/213
  • chore(deps): bump actions/setup-python from 5.6.0 to 6.0.0 by @dependabot[bot] in https://github.com/cvs-health/langfair/pull/204
  • add unit tests for adversarial generator by @zeya30 in https://github.com/cvs-health/langfair/pull/217
  • Enable `rich` progress bars by @dylanbouchard in https://github.com/cvs-health/langfair/pull/216
  • Minor release: `v0.8.0` by @dylanbouchard in https://github.com/cvs-health/langfair/pull/231
  • Release `v0.8.0` (version bump) by @dylanbouchard in https://github.com/cvs-health/langfair/pull/232
  • + 1 more
v0.7.1
dylanboucharddylanbouchard·9mo ago·September 11, 2025
GitHub

📦 Highlights

  • Compatibility with Python 3.13
  • Additional checks for `AutoEval`
  • Misc. dependency version updates

📋 What's Changed

  • v0.6.8 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/197
  • chore(deps-dev): bump sphinx from 7.3.7 to 7.4.7 by @dependabot[bot] in https://github.com/cvs-health/langfair/pull/196
  • chore(deps): bump actions/checkout from 4 to 5 by @dependabot[bot] in https://github.com/cvs-health/langfair/pull/191
  • chore(deps-dev): bump pytest-asyncio from 0.24.0 to 1.1.0 by @dependabot[bot] in https://github.com/cvs-health/langfair/pull/192
  • chore(deps): bump tiktoken from 0.7.0 to 0.11.0 by @dependabot[bot] in https://github.com/cvs-health/langfair/pull/194
  • python3.13 support by @dskarbrevik in https://github.com/cvs-health/langfair/pull/206
  • Minor release: `v0.7.0` by @dylanbouchard in https://github.com/cvs-health/langfair/pull/208
  • Release branch/v0.7.1 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/209

New Contributors

  • @dependabot[bot] made their first contribution in https://github.com/cvs-health/langfair/pull/196
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.8...v0.7.1]
v0.6.8
dylanboucharddylanbouchard·10mo ago·August 21, 2025
GitHub

📦 Highlights

  • Improve security posture
  • Fix bug in Stereotype demo notebook
  • Remove redundant LLM instantiation from demo notebooks
  • Polish use of `AzureChatOpenAI` to follow best practices
  • Add missing words to word lists for FTU checking and counterfactual substitution for improved performance of `CounterfactualGenerator`

📋 What's Changed

  • feat: improve project security posture by @trumant in https://github.com/cvs-health/langfair/pull/166
  • fix: pin setup-python to v5.6.0 by @trumant in https://github.com/cvs-health/langfair/pull/180
  • fix: add ci ignores to optimize PR feedback by @trumant in https://github.com/cvs-health/langfair/pull/183
  • Ds/update stereotype by @dskarbrevik in https://github.com/cvs-health/langfair/pull/176
  • Update LLM instantiation in notebooks by @mehtajinesh in https://github.com/cvs-health/langfair/pull/177
  • fix: mv snyk from pre-commit to CI by @trumant in https://github.com/cvs-health/langfair/pull/178
  • update race words requiring context by @dylanbouchard in https://github.com/cvs-health/langfair/pull/185
  • fix: update jupyter-core to v5.8.1 for CVE fix by @trumant in https://github.com/cvs-health/langfair/pull/184
  • + 4 more

New Contributors

  • @mehtajinesh made their first contribution in https://github.com/cvs-health/langfair/pull/177
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.7...v0.6.8
v0.6.7
dylanboucharddylanbouchard·11mo ago·July 29, 2025
GitHub

📋 What's Changed

  • chore: gitleaks:allow a false positive finding by @trumant in https://github.com/cvs-health/langfair/pull/164
  • Stereotype classifier_model attribute by @mohitcek in https://github.com/cvs-health/langfair/pull/167
  • Counterfactual `cosine_transformer` and `sentiment_classifier` attributes by @mohitcek in https://github.com/cvs-health/langfair/pull/169
  • Release PR: v0.6.7 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/170

New Contributors

  • @trumant made their first contribution in https://github.com/cvs-health/langfair/pull/164
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.6...v0.6.7
v0.6.6
dylanboucharddylanbouchard·11mo ago·July 16, 2025
GitHub

📦 Highlights

  • Update the version of `aiohttp` per Dependabot security alert.

📋 What's Changed

  • v0.6.5 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/162
  • Release branch/v0.6.6 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/163
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.5...v0.6.6
v0.6.5
dylanboucharddylanbouchard·11mo ago·July 14, 2025
GitHub

This patch release updates versions of `transformers`, `urllib3`, and `pillow` per Dependabot security alerts

v0.6.4
dylanboucharddylanbouchard·1y ago·June 18, 2025
GitHub

📦 Highlights

  • Update version of `protobuf` per Dependabot security alert

📋 What's Changed

  • Release PR: v0.6.4 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/157
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.3...v0.6.4
v0.6.3
dylanboucharddylanbouchard·1y ago·June 11, 2025
GitHub

📋 What's Changed

  • dependabot security patch by @dylanbouchard in https://github.com/cvs-health/langfair/pull/156
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.2...v0.6.3
v0.6.2
dylanboucharddylanbouchard·1y ago·June 2, 2025
GitHub

📋 What's Changed

  • Patch release: update tornado, setuptools per dependabot alert by @dylanbouchard in https://github.com/cvs-health/langfair/pull/155
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.1...v0.6.2
v0.6.1
dylanboucharddylanbouchard·1y ago·April 25, 2025
GitHub

📦 Highlights

  • upgrade the version of `h11` per Dependabot security alert.

📋 What's Changed

  • Release PR: v0.6.1 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/152
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.6.0...v0.6.1
v0.6.0
dylanboucharddylanbouchard·1y ago·April 24, 2025
GitHub

📦 Highlights

  • option for new multilingual toxicity classifier (`detoxify_multilingual`)
  • upgrade version of `torch`

📋 What's Changed

  • v0.5.2 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/148
  • Multilingual classifier by @venkataseetharam in https://github.com/cvs-health/langfair/pull/147
  • Refactor ToxicityMetric class by @mohitcek in https://github.com/cvs-health/langfair/pull/149
  • New toxicity classifier by @dylanbouchard in https://github.com/cvs-health/langfair/pull/150
  • Release PR: v0.6.0 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/151

New Contributors

  • @venkataseetharam made their first contribution in https://github.com/cvs-health/langfair/pull/147
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.5.3...v0.6.0
v0.5.3
dylanboucharddylanbouchard·1y ago·April 21, 2025
GitHub

📦 Highlights

  • require version of `torch` to `>2.6.0` per Dependabot security alert

📋 What's Changed

  • Release PR: v0.5.3 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/146
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.5.2...v0.5.3
v0.5.2
dylanboucharddylanbouchard·1y ago·April 16, 2025
GitHub

📦 Highlights

  • improve handling of case-sensitivity of counterfactual substitutions for gender
  • add missing parameter for specifying sentiment classifier with `CounterfactualMetrics` class

📋 What's Changed

  • v0.5 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/135
  • feat: configurable `sentiment_classfier` for `CounterFactualMetrics` (#138) by @Mihir3 in https://github.com/cvs-health/langfair/pull/139
  • Enhance substitution logic and update race word lists by @ManaliJoshi92 in https://github.com/cvs-health/langfair/pull/137
  • Restructure `device` and `sentiment_classifier` parameter by @mohitcek in https://github.com/cvs-health/langfair/pull/144
  • Release PR: v0.5.2 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/143

New Contributors

  • @Mihir3 made their first contribution in https://github.com/cvs-health/langfair/pull/139
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.5.1...v0.5.2
v0.5.1
dylanboucharddylanbouchard·1y ago·March 10, 2025
GitHub

📋 What's Changed

  • Compatibility with Python 3.12
  • Additional sentiment classifier (https://huggingface.co/siebert/sentiment-roberta-large-english) enabled with counterfactual sentiment bias
  • Security patch for `jinja2`
  • add `.basedpyright`

📋 What's Changed

  • Release PR: v0.5.1 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/134
  • v0.4.0 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/122
  • Re/basedpyright by @renzmann in https://github.com/cvs-health/langfair/pull/124
  • Apply pre-commit formatting by @renzmann in https://github.com/cvs-health/langfair/pull/125
  • Add Support for Python 3.12 in LangFair by @kmadan in https://github.com/cvs-health/langfair/pull/126
  • Remove redundant condition in evaluate method by @vsatyamuralikrishna in https://github.com/cvs-health/langfair/pull/128
  • upgrade jinja2 for security patch by @dylanbouchard in https://github.com/cvs-health/langfair/pull/131
  • Enable Additional Sentiment Classifier by @ManaliJoshi92 in https://github.com/cvs-health/langfair/pull/129
  • + 2 more

New Contributors

  • @renzmann made their first contribution in https://github.com/cvs-health/langfair/pull/124
  • @kmadan made their first contribution in https://github.com/cvs-health/langfair/pull/126
  • @vsatyamuralikrishna made their first contribution in https://github.com/cvs-health/langfair/pull/128
  • @ManaliJoshi92 made their first contribution in https://github.com/cvs-health/langfair/pull/129
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.4.0...v0.5.1
v0.4.0
dylanboucharddylanbouchard·1y ago·February 12, 2025
GitHub

📦 Highlights

  • Option to use `n` parameter for select `BaseChatModel` classes for significantly faster generation
  • Updated `ResponseGenerator`, `CounterfactualGenerator`, and `AutoEval` accepted types for `langchain_llm` parameter to only include LangChain `BaseChatModel`
  • Customizable failure messages for `ResponseGenerator`, `CounterfactualGenerator`, and `AutoEval`
  • Customizable `count` for `AutoEval`
  • Patch security vulnerability related to `transformers` package
  • Added graphic to readme to illustrate LangFair workflow

📋 What's Changed

  • v0.3.2 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/103
  • fix typos in notebook by @dylanbouchard in https://github.com/cvs-health/langfair/pull/109
  • fixed issue #96 by @Riddhimaan-Senapati in https://github.com/cvs-health/langfair/pull/110
  • Enable use of `BaseLanguageModel.n` parameter for `ResponseGenerator` by @dylanbouchard in https://github.com/cvs-health/langfair/pull/112
  • update notebooks by @zeya30 in https://github.com/cvs-health/langfair/pull/114
  • Adding developer deps for jupyter notebook development by @dskarbrevik in https://github.com/cvs-health/langfair/pull/115
  • Adding dotenv to developer deps by @dskarbrevik in https://github.com/cvs-health/langfair/pull/117
  • update default use of n by @dylanbouchard in https://github.com/cvs-health/langfair/pull/119
  • + 1 more

New Contributors

  • @Riddhimaan-Senapati made their first contribution in https://github.com/cvs-health/langfair/pull/110
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.3.2...v0.4.0
v0.3.2
dylanboucharddylanbouchard·1y ago·January 15, 2025
GitHub

📦 Highlights

  • Security patch for `jinja2`
  • Update readme to include software paper bibtex
  • Minor docstring updates for docs site fixes
  • Create PR template

📋 What's Changed

  • v0.3.1 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/88
  • update docstrings by @zeya30 in https://github.com/cvs-health/langfair/pull/101
  • Add new paper bibtex, fix docstring, add PR template by @dylanbouchard in https://github.com/cvs-health/langfair/pull/99
  • Release PR: v0.3.2 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/102
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.3.1...v0.3.2
v0.3.1
dylanboucharddylanbouchard·1y ago·January 2, 2025
GitHub

📦 Highlights

  • New method `check_ftu` to check for FTU in `CounterfactualGenerator` class. This method provides a more user-friendly way to check for FTU than the previous approach with `parse_texts`
  • Updates to counterfactual demo notebook
  • Updates to dev dependencies
  • Fix broken links in readme

📋 What's Changed

  • v0.3.0 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/80
  • Add sphinx to a poetry dep group by @dskarbrevik in https://github.com/cvs-health/langfair/pull/78
  • Fix broken links in README and copy-paste errors in example notebook by @xavieryao in https://github.com/cvs-health/langfair/pull/81
  • New FTU check method by @dylanbouchard in https://github.com/cvs-health/langfair/pull/85
  • Contributing guide update by @dskarbrevik in https://github.com/cvs-health/langfair/pull/87
  • Release PR: v0.3.1 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/86

New Contributors

  • @xavieryao made their first contribution in https://github.com/cvs-health/langfair/pull/81
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.3.0...v0.3.1
v0.3.0
dylanboucharddylanbouchard·1y ago·December 20, 2024
GitHub

📦 Highlights

  • Option to return response-level scores for `CounterfactualMetrics`, `AutoEval`
  • Additional unit tests for `CounterfactualMetrics`, `AutoEval`
  • Data loader functions for cleaner code when using example data
  • Enforced strings in `ResponseGenerator`, `CounterfactualGenerator` output to avoid error when computing metrics if any response is None

📋 What's Changed

  • v0.2.1 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/65
  • Ds/data loader by @dskarbrevik in https://github.com/cvs-health/langfair/pull/59
  • Unit tests for classification metrics by @mohitcek in https://github.com/cvs-health/langfair/pull/69
  • enforce strings in response outputs, return response-level cf scores by @dylanbouchard in https://github.com/cvs-health/langfair/pull/66
  • Consistent return object of AutoEval class by @mohitcek in https://github.com/cvs-health/langfair/pull/70
  • notebook updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/72
  • AutoEval unit tests by @mohitcek in https://github.com/cvs-health/langfair/pull/73
  • Final changes before releasing v0.3.0 by @mohitcek in https://github.com/cvs-health/langfair/pull/75
  • + 2 more
v0.2.1
dylanboucharddylanbouchard·1y ago·December 11, 2024
GitHub

📦 Highlights

  • updated README for more illustrative examples
  • patch to `AutoEval` for pairwise filtering of counterfactual responses in cases of generation failure
  • references in docstring
  • fix to SPDX expression in pyproject.toml

📋 What's Changed

  • v0.2.0 updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/46
  • Update docstrings by @vasisthasinghal in https://github.com/cvs-health/langfair/pull/53
  • Fix pyproject and readme by @dylanbouchard in https://github.com/cvs-health/langfair/pull/61
  • skip select unit tests due to memory issue by @dylanbouchard in https://github.com/cvs-health/langfair/pull/63
  • Updated Readme file and AutoEval bugfix by @mohitcek in https://github.com/cvs-health/langfair/pull/62
  • Release PR: v0.2.1 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/64
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.2.0...v0.2.1
v0.2.0
dylanboucharddylanbouchard·1y ago·November 21, 2024
GitHub

📦 Highlights

  • Upgrade version of LangChain to 0.3.7 to resolve dependency conflicts with later versions of LangChain community packages
  • Refactor `ResponseGenerator`, `CounterfactualGenerator`, `AutoEval` to adjust for LangChain upgrade
  • More intuitive printing in `AutoEval`
  • Update unit tests
  • Update documentation in notebooks for user-friendliness and to include MistralAI
  • Improved exception handling
  • Remove 'langchain: ' from print statements

📋 What's Changed

  • v0.1.2 Updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/36
  • upgrade langchain by @dylanbouchard in https://github.com/cvs-health/langfair/pull/39
  • Formatting changes made by @vasisthasinghal in https://github.com/cvs-health/langfair/pull/41
  • Resolve issue: upgrade version of langchain by @dylanbouchard in https://github.com/cvs-health/langfair/pull/40
  • Add pytest to dev dependencies by @virenbajaj in https://github.com/cvs-health/langfair/pull/38
  • Update exception handling and notebooks by @dylanbouchard in https://github.com/cvs-health/langfair/pull/42
  • Vb/handle suppressed exceptions by @dylanbouchard in https://github.com/cvs-health/langfair/pull/44
  • Release PR: v0.2.0 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/45

New Contributors

  • @vasisthasinghal made their first contribution in https://github.com/cvs-health/langfair/pull/41
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.1.2...v0.2.0
v0.1.2
dylanboucharddylanbouchard·1y ago·November 11, 2024
GitHub

📦 Highlights

  • Improved Readme for readability
  • Improved notebook documentation for readability
  • Removed `scipy`, `sklearn`, `openai` and `langchain-openai` dependencies
  • Created new argument for `ResponseGenerator` and `CounterfactualGenerator` that allows users to specify which exceptions to suppress

📋 What's Changed

  • v0.1.1 -> Develop by @dylanbouchard in https://github.com/cvs-health/langfair/pull/19
  • Update readme and notebooks by @dylanbouchard in https://github.com/cvs-health/langfair/pull/20
  • Remove `scipy` dependency by @dylanbouchard in https://github.com/cvs-health/langfair/pull/21
  • Remove dependency on the scikit-learn confusion matrix by @mohitcek in https://github.com/cvs-health/langfair/pull/23
  • Add code of conduct by @virenbajaj in https://github.com/cvs-health/langfair/pull/25
  • Remove `openai`, `langchain-openai` dependencies by @dylanbouchard in https://github.com/cvs-health/langfair/pull/22
  • Add code of conduct: main -> develop by @dylanbouchard in https://github.com/cvs-health/langfair/pull/26
  • Move metrics section by @virenbajaj in https://github.com/cvs-health/langfair/pull/27
  • + 7 more

New Contributors

  • @mohitcek made their first contribution in https://github.com/cvs-health/langfair/pull/23
  • @virenbajaj made their first contribution in https://github.com/cvs-health/langfair/pull/25
  • @dskarbrevik made their first contribution in https://github.com/cvs-health/langfair/pull/30
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.1.1...v0.1.2
v0.1.1
dylanboucharddylanbouchard·1y ago·October 28, 2024
GitHub

📋 What's Changed

  • update docstring by @dylanbouchard in https://github.com/cvs-health/langfair/pull/14
  • Update readme by @dylanbouchard in https://github.com/cvs-health/langfair/pull/16
  • readme updates by @dylanbouchard in https://github.com/cvs-health/langfair/pull/17
  • Release PR - v0.1.1 by @dylanbouchard in https://github.com/cvs-health/langfair/pull/18
  • Full Changelog: https://github.com/cvs-health/langfair/compare/v0.1.0...v0.1.1
v0.1.0
dylanboucharddylanbouchard·1y ago·October 23, 2024
GitHub

📋 Changes

  • Strict Counterfactual Sentiment Parity ([Huang et al., 2020](https://arxiv.org/pdf/1911.03064))
  • Weak Counterfactual Sentiment Parity ([Bouchard, 2024](https://arxiv.org/pdf/2407.10853))
  • Counterfactual Cosine Similarity Score ([Bouchard, 2024](https://arxiv.org/pdf/2407.10853))
  • Counterfactual BLEU ([Bouchard, 2024](https://arxiv.org/pdf/2407.10853))
  • Counterfactual ROUGE-L ([Bouchard, 2024](https://arxiv.org/pdf/2407.10853))
  • Stereotypical Associations ([Liang et al., 2023](https://arxiv.org/pdf/2211.09110))
  • Co-occurrence Bias Score ([Bordia & Bowman, 2019](https://aclanthology.org/N19-3002.pdf))
  • Stereotype classifier metrics ([Zekun et al., 2023](https://arxiv.org/ftp/arxiv/papers/2311/2311.14126.pdf), [Bouchard, 2024](https://arxiv.org/pdf/2407.10853))
  • + 11 more