PyRIT
PyRIT: A configurable red-team toolkit for assessing generative AI security risks. Ranked #16 of 29 in LLM Evaluation Tools by our editors (7.7/10); pricing: Open source; best for red teams running configurable AI attacks.
At a glance
- Editor score7.7 / 10
- PricingOpen source
- Best forRed teams running configurable AI attacks
- Paid fromFree
- Deployment optionsBoth
- Facts checked20 Sep 2026

Where it wins
- Automates scenario-based AI security assessments and red-team attacks
- Supports prompt transformations, configurable targets, and custom scoring
- Offers CLI, browser, Docker, Python, and Azure deployment options
Where it doesn't
- Requires technical deployment through Python, Docker, CLI, or Azure
- An open-source framework rather than a hosted commercial SaaS product
- Its configurable attack and scoring model may require security expertise
Our verdict on PyRIT
PyRIT, the Python Risk Identification Tool for generative AI, is an open-source framework from Microsoft AI Red Team. It is designed for security professionals and engineers assessing the robustness of AI systems through automated red-team attacks, configurable scenarios, prompt converters, targets, datasets, and scorers. The project supports web, API, and self-hosted use, with a browser-based CoPyRIT interface alongside command-line and local Python workflows.
Its ecosystem fit is a central strength. PyRIT supports targets and services including OpenAI, Azure OpenAI, Azure Machine Learning, Azure AI Content Safety, Ollama, Groq, and Hugging Face. Deployment options include CLI, Docker, local Python, and Azure, giving teams several ways to align the tool with their existing infrastructure. The category specifications also identify CI/CD integration, custom metrics, LLM judging, and safety evaluations as supported capabilities. This makes PyRIT suitable for teams that need configurable assessments across different model endpoints rather than a single fixed evaluation path.
The standout area is its attack and scoring depth. Scenario-based execution can combine prompt converters for encoding, obfuscation, translation, and multimodal transformations with configurable prompt targets. Results can be evaluated with Boolean or float-scale scoring, LLM-backed scorers, Azure AI Content Safety, custom scoring logic, and human-labeled scorer evaluation datasets and metrics. PyRIT is a strong fit for technical red teams that want control over attack design, deployment, and evaluation. Teams seeking a fully hosted commercial SaaS workflow should choose a different type of tool.
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PyRIT pricing
PyRIT fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Free |
| Deployment options | Both |
| Custom metrics | Yes |
| LLM-as-a-judge | Yes |
| Safety evaluations | Yes |
| Human review workflows | Not verified |
| Prompt versioning | Not verified |
| CI/CD integration | Yes |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Support | Community, Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 7 integrations: OpenAI, Azure OpenAI, Azure Machine Learning, Azure AI Content Safety, Ollama, Groq … |
| Pricing | Open source |
| Website | microsoft.github.io |
| Facts checked | 20 Sep 2026 |
PyRIT integrations
PyRIT lists 7 integrations on its own site.
- OpenAI
- Azure OpenAI
- Azure Machine Learning
- Azure AI Content Safety
- Ollama
- Groq
- Hugging Face
Alternatives to PyRIT
- DeepEvalA broad open-source toolkit for evaluating LLM apps, agents, RAG pipelines, and chatbots.9.4
- PromptfooA broad evaluation toolkit for teams that need testing, security scans, and CI/CD gates.9.3
- GalileoA mature evaluation platform spanning offline testing, production tracing, and runtime controls.9.1
Also Ranked In
PyRIT is ranked in 2 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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