What is Langtail?
Langtail is a low-code platform designed to make testing AI applications, especially those powered by large language models (LLMs), easier and more efficient. It helps teams catch bugs, prevent unsafe outputs, and collaborate seamlessly across departments. Whether you're a developer, product manager, or business leader, Langtail ensures your AI apps are reliable and predictable.
What are the features of Langtail?
- Comprehensive Testing: Test every change to your LLM prompts with real-world data to catch issues before they reach users.
- AI Firewall: Block unsafe outputs and AI attacks with one-click setup and advanced safety checks.
- Collaboration Tools: Create, test, and manage prompts across product, engineering, and business teams.
- Data-Driven Insights: Gain valuable insights from test results and analytics to optimize your AI apps.
- Multi-LLM Support: Works with all major LLM providers like OpenAI, Anthropic, and Google Gemini.
What are the use cases of Langtail?
- Meal Planner AI: Prevent dangerous suggestions like adding chlorine gas to recipes.
- Customer Service Chatbots: Avoid rogue responses, such as offering $1 cars or off-topic conversations.
- Travel Industry AI: Ensure accurate information, like bereavement fares, to avoid legal liabilities.
How to use Langtail?
- Sign up for a free account on Langtail.
- Use the spreadsheet-like interface to test your LLM prompts.
- Integrate the AI Firewall into your app with minimal configuration.
- Experiment with models, parameters, and prompts to find the best combination.
- Monitor test results and analytics to optimize your AI app.














