Stop Hoping Your AI Works. Know It Does.

Move beyond crossed fingers and spot checks. Get comprehensive monitoring, automated testing, and real-time alerts that tell you exactly how your AI is performing – and how to make it better.

Screenshot of Libretto's dashboard, showing filters for production traffic and AI models to be tested.
Monitor

Learn Where LLMs are Failing You, Automatically

Even the most sophisticated models fail in often surprising ways. But, combing through the firehose of call events is a huge pain. That's why Libretto does the sifting for you, automatically flagging potential errors.

Dashboard component showing that Jailbreak attempts have gone up by 19.
Test results panel from Libretto showing the test results from multiple prompts
Test

Prompt Evals and Test Sets, Generated For You

LLM evaluation requires large test data sets and detailed evaluation criteria. Libretto jumpstarts this process by creating both a test set sampled from your production traffic and a set of evals to judge the LLM's performance.

Optimize

Try New Prompts, Models, and Strategies In Seconds

With Libretto's automatically generated test sets and evals, you can instantly try out the newest models or different prompt texts, and you'll get actionable results in seconds.

List of many different AI models that Libretto works with
Model drift dashboard screenshot, showing no drift in GPT-4o mini
Detect Drift

Make Sure Your Model Isn't Changing Underneath You

Worried that the model that was great last month isn't working quite as well today? Libretto's Drift Detection tests your prompt daily to see if your model is giving different answers than it used to. With Drift Detection, you can be sure whether or not the model changed without telling you.

Effortlessly Unlock the Full Power of LLMs

Libretto seamlessly integrates with your existing workflow, automatically flagging issues, generating test cases, and crafting evals. Continuously improve AI in your product, making sure you're getting better, not worse.

Screenshot of coding environment with Libretto integration code

Effortless Integration with Your Application

Connect Libretto into your product in minutes, using our drop-in SDK.

Notification about a jailbreak attempt being detected.

Real-Time Intelligence About Your LLM Use

Monitor costs and usage, while also getting automatic flags for LLM calls that are toxic, unhelpful, or poor quality.

Graphic depicting the idea of continuous improvement.

Continuously Improve AI In Your App

With Libretto, you can easily ensure that every change to a prompt or model makes your product better, not worse.

Unlock Your AI Potential Today

Experience the power of Libretto with a free trial. Discover how our tool can enhance your LLM prompts and streamline your development process.

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FAQs

Find answers to your most pressing questions about Libretto and its capabilities.

What is Libretto?

Libretto is a powerful tool designed for software developers. It helps monitor, test, and optimize LLM prompts, with an emphasis on automating the most cumbersome tasks. With Libretto, you can identify weaknesses in your AI products and fix them before they become a headache.

How does it work?

You integrate Libretto into your application, and Libretto will analyze your LLM traffic, highlighting the LLM calls that are toxic, unhelpful, or poor quality. This lets you quickly hone in on the problems with your prompt and model, allowing you to add these problem cases to your testing strategy and fix them fast.

Is it easy to use?

Yes, Libretto is designed with developers in mind and is focused on automating away the drudgery of AI development.

What support is available?

Libretto offers comprehensive support through documentation and customer service. You can reach out anytime for assistance, and we set up joint Slack channels with customers for a immediate access to the Libretto team.

Can I try it?

Absolutely! We offer a free trial so you can explore Libretto's features. Experience firsthand how it can enhance your AI development process. Sign up today to get started!

Still have questions?

We're here to help!