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Promptfoo

Promptfoo evaluates and tests LLM prompts to ensure high-quality outputs with objective metrics and user-friendly interfaces.
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Promptfoo Reviews

4.98
Based on 40 reviews
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Omar El-Sayed
Omar El-Sayed March 8, 2025

What do you like most about using Promptfoo?

The objective evaluations provided by Promptfoo are incredibly useful for my projects.

What do you dislike most about using Promptfoo?

There are a few minor bugs that occasionally pop up, but they don't severely impact usability.

What problems does Promptfoo help you solve, and how does this benefit you?

It minimizes subjective biases in evaluating prompts, which has proven essential in improving my LLM outputs.

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Nikolai Ivanov
Nikolai Ivanov March 5, 2025

What do you like most about using Promptfoo?

The ability to define custom evaluation metrics is fantastic and enhances the precision of my testing.

What do you dislike most about using Promptfoo?

I wish there were more direct integrations with other popular AI tools.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to refine prompts systematically, leading to improved outputs in my AI projects.

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Zara Hussein
Zara Hussein March 4, 2025

What do you like most about using Promptfoo?

The automatic evaluations are incredibly efficient and help me focus on what matters most.

What do you dislike most about using Promptfoo?

Sometimes the interface feels cluttered, but it’s still very functional overall.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to identify effective prompts quickly, which enhances the user experience of my applications.

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Felix Schmidt
Felix Schmidt March 3, 2025

What do you like most about using Promptfoo?

The ability to compare outputs side by side is a standout feature, allowing for precise adjustments.

What do you dislike most about using Promptfoo?

The documentation could use some updates, especially for new features.

What problems does Promptfoo help you solve, and how does this benefit you?

It streamlines the evaluation process, which saves me time and improves the quality of my AI applications.

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Ibrahim Nasr
Ibrahim Nasr March 1, 2025

What do you like most about using Promptfoo?

The range of metrics available is impressive and gives a comprehensive view of prompt performance.

What do you dislike most about using Promptfoo?

I would appreciate more in-depth tutorials on advanced features.

What problems does Promptfoo help you solve, and how does this benefit you?

It greatly enhances the quality of outputs from my LLM models, leading to better overall performance.

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Mateo Serrano
Mateo Serrano March 1, 2025

What do you like most about using Promptfoo?

The side-by-side output comparison is amazing and really helps in refining prompts to get the desired response.

What do you dislike most about using Promptfoo?

I found the initial learning curve a bit steep, but it became easier with practice.

What problems does Promptfoo help you solve, and how does this benefit you?

It effectively minimizes the subjective bias in prompt testing, enhancing the overall quality of my model outputs.

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Jin Park
Jin Park March 1, 2025

What do you like most about using Promptfoo?

Promptfoo's ability to create test cases is fantastic. It really helps in fine-tuning and getting the most relevant outputs from the model.

What do you dislike most about using Promptfoo?

The command-line interface could use more documentation for beginners, but the web viewer is excellent.

What problems does Promptfoo help you solve, and how does this benefit you?

It significantly reduces the time I spend on prompt iteration, allowing me to focus on other areas of my project.

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Lina Zhang
Lina Zhang February 27, 2025

What do you like most about using Promptfoo?

The ability to test with real user inputs makes a significant difference in evaluating prompt effectiveness.

What do you dislike most about using Promptfoo?

There are times when the interface can lag a little, especially with larger datasets.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows for thorough testing and fine-tuning, leading to better model performance and user satisfaction.

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Carlos Gonzalez
Carlos Gonzalez February 22, 2025

What do you like most about using Promptfoo?

I find the testing capabilities of Promptfoo to be unparalleled. The ability to define custom metrics means I can tailor evaluations to my specific needs.

What do you dislike most about using Promptfoo?

The setup process can be a bit overwhelming for new users, but it’s definitely worth the effort.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to optimize my prompts systematically, leading to better outcomes for my client projects.

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Amina Jamal
Amina Jamal February 21, 2025

What do you like most about using Promptfoo?

I like the flexibility of defining custom evaluation metrics. It allows me to tailor evaluations to specific needs, which is invaluable in my research.

What do you dislike most about using Promptfoo?

The learning curve can be a bit steep for new users. I think additional tutorials or guides would be beneficial.

What problems does Promptfoo help you solve, and how does this benefit you?

Promptfoo has made it easier for me to validate my prompt designs, saving me time and helping me produce higher quality outputs consistently.

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Gita Nair
Gita Nair February 19, 2025

What do you like most about using Promptfoo?

The automatic evaluations save so much time and provide clear insights into what works best.

What do you dislike most about using Promptfoo?

I encountered some minor bugs, but they didn’t significantly interfere with my workflow.

What problems does Promptfoo help you solve, and how does this benefit you?

It enhances the quality of outputs significantly, allowing for better user interactions.

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Nadia Khan
Nadia Khan February 18, 2025

What do you like most about using Promptfoo?

The automatic evaluations are a fantastic feature that helps me quickly assess prompt performance.

What do you dislike most about using Promptfoo?

There are some minor bugs that need fixing, but they don't detract from the tool's overall usefulness.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to streamline the prompt testing process, leading to better outcomes in my AI projects.

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Tariq Al-Farsi
Tariq Al-Farsi February 16, 2025

What do you like most about using Promptfoo?

The level of detail in the evaluations is exceptional. It gives me a clear picture of prompt performance.

What do you dislike most about using Promptfoo?

Occasionally, the web interface can feel a bit slow, but the functionality compensates for this.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps streamline the prompt testing process, which significantly enhances the overall quality of my projects.

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Aarav Chopra
Aarav Chopra February 13, 2025

What do you like most about using Promptfoo?

The ability to test prompts against real user data is immensely helpful for validation.

What do you dislike most about using Promptfoo?

I encountered some bugs during my use, but they were minor and did not affect functionality.

What problems does Promptfoo help you solve, and how does this benefit you?

It streamlines the prompt evaluation process, making it quicker and more efficient.

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Laila Khan
Laila Khan February 10, 2025

What do you like most about using Promptfoo?

The ability to test prompts with real user inputs is incredibly useful for making informed adjustments.

What do you dislike most about using Promptfoo?

I would love to see more visualizations of the results for better understanding.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to efficiently refine my prompts, which ultimately improves the user experience.

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Ravi Bansal
Ravi Bansal February 6, 2025

What do you like most about using Promptfoo?

The testing capabilities are top-notch, allowing me to evaluate prompts thoroughly before deployment.

What do you dislike most about using Promptfoo?

The initial setup can be a bit daunting, but it pays off in the long run.

What problems does Promptfoo help you solve, and how does this benefit you?

It enhances the quality of my AI outputs by ensuring only the best prompts are used, leading to better user engagement.

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Aarav Kumar
Aarav Kumar February 6, 2025

What do you like most about using Promptfoo?

I love the user-friendly interface of Promptfoo. It's incredibly intuitive, making it easy to create and manage test cases for my LLM prompts without extensive coding knowledge.

What do you dislike most about using Promptfoo?

While I find the tool fantastic overall, I wish there were more predefined metrics available. It would save time for users who need quick evaluations.

What problems does Promptfoo help you solve, and how does this benefit you?

Promptfoo helps me ensure that my prompts lead to high-quality outputs by providing objective evaluations. This benefit is crucial in my work as it reduces the guesswork in fine-tuning prompts.

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Elena Makarova
Elena Makarova February 5, 2025

What do you like most about using Promptfoo?

I appreciate the clear evaluations that help me understand what works and what doesn't in my prompts.

What do you dislike most about using Promptfoo?

The user interface could be more modern, but it's functional.

What problems does Promptfoo help you solve, and how does this benefit you?

It enhances the quality of my AI outputs, which is crucial for my work in machine learning.

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Hiroshi Tanaka
Hiroshi Tanaka February 5, 2025

What do you like most about using Promptfoo?

The comprehensive metrics provided offer deep insights into prompt effectiveness, which is essential for my research.

What do you dislike most about using Promptfoo?

I wish there were more examples for best practices in prompt crafting.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps in establishing a more structured approach to prompt evaluation, which is critical for academic purposes.

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Elias Häggström
Elias Häggström February 2, 2025

What do you like most about using Promptfoo?

I appreciate its user-friendly interface, making it easy to create and evaluate prompts quickly. The side-by-side comparison feature is invaluable for analyzing outputs.

What do you dislike most about using Promptfoo?

Sometimes the custom evaluation metrics can be a bit confusing to set up initially, but once you get the hang of it, it's manageable.

What problems does Promptfoo help you solve, and how does this benefit you?

Promptfoo helps me reduce subjectivity in prompt evaluations. By using objective metrics, I can confidently fine-tune my prompts, which ultimately improves the model's performance.

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Amina Siddiqui
Amina Siddiqui February 1, 2025

What do you like most about using Promptfoo?

The objective metrics are a great feature; they take the guesswork out of prompt evaluation and give me clear insights.

What do you dislike most about using Promptfoo?

Sometimes the interface can feel a bit slow with large datasets, but overall it’s very functional.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps me ensure that my models are generating accurate responses, which is critical for my work in developing AI-driven applications.

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Sofia Kovalenko
Sofia Kovalenko January 30, 2025

What do you like most about using Promptfoo?

The ease of comparing different prompts side by side is invaluable. It really helps in understanding the nuances of language models.

What do you dislike most about using Promptfoo?

It would be useful to have more visualization options for the evaluation results.

What problems does Promptfoo help you solve, and how does this benefit you?

It streamlines the process of testing and refining prompts, which saves me a considerable amount of time in my workflow.

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Arjun Reddy
Arjun Reddy January 29, 2025

What do you like most about using Promptfoo?

The ability to evaluate prompts using objective metrics is invaluable in refining my work.

What do you dislike most about using Promptfoo?

There could be more examples available for new users to learn from.

What problems does Promptfoo help you solve, and how does this benefit you?

It significantly streamlines the prompt testing process, allowing me to focus on other critical areas of my projects.

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Zhen Xu
Zhen Xu January 28, 2025

What do you like most about using Promptfoo?

The comprehensive evaluation features give me a thorough understanding of my prompts' performance.

What do you dislike most about using Promptfoo?

The learning curve can be a bit steep, but the effort pays off.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to test and refine prompts effectively, leading to better user satisfaction with the AI outputs.

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Aidan Morris
Aidan Morris January 26, 2025

What do you like most about using Promptfoo?

The testing and evaluation features are highly effective and save a lot of time in my workflow.

What do you dislike most about using Promptfoo?

The learning curve might be steep for beginners, but it’s manageable.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to refine prompts more effectively, leading to better outcomes for my projects.

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Nia Okafor
Nia Okafor January 26, 2025

What do you like most about using Promptfoo?

The range of metrics available for evaluating prompts is impressive, and they provide clear insights.

What do you dislike most about using Promptfoo?

I would like to see more integration options with other tools I use.

What problems does Promptfoo help you solve, and how does this benefit you?

It streamlines the evaluation process and helps me identify effective prompts more quickly.

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Santiago Lopez
Santiago Lopez January 26, 2025

What do you like most about using Promptfoo?

Promptfoo's ability to automatically evaluate and compare prompts is unmatched. It allows for data-driven decisions, which is critical in my work.

What do you dislike most about using Promptfoo?

Occasionally, the interface feels cluttered with all the options available, which can be overwhelming at first.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps me debug ineffective prompts quickly, leading to faster iterations and improved model performance.

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Elena Ricci
Elena Ricci January 26, 2025

What do you like most about using Promptfoo?

The ability to compare prompts side by side is a game changer for me. It allows for a clear understanding of which prompt performs better under specific conditions.

What do you dislike most about using Promptfoo?

Sometimes, the loading times can be a bit slow, especially when I am working with a large dataset for evaluation.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps streamline my prompt testing process, which was previously very subjective. Now, I can back my decisions with data, which increases the reliability of my outputs.

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Aisha Mohammed
Aisha Mohammed January 22, 2025

What do you like most about using Promptfoo?

The automatic evaluations are a huge time-saver and provide clarity on prompt effectiveness.

What do you dislike most about using Promptfoo?

A few minor bugs have occurred, but they haven’t affected my overall experience.

What problems does Promptfoo help you solve, and how does this benefit you?

It enhances the quality of AI outputs significantly, which is paramount for my work.

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Maxim Petrov
Maxim Petrov January 22, 2025

What do you like most about using Promptfoo?

The tool’s comprehensive evaluations provide clarity and direction for improving my prompts.

What do you dislike most about using Promptfoo?

The interface could benefit from a more modern design, but it’s still very functional.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows for more precise adjustments in prompt crafting, which is crucial for my projects.

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Clara López
Clara López January 21, 2025

What do you like most about using Promptfoo?

The ability to customize evaluation metrics is fantastic and really helps tailor the evaluation process.

What do you dislike most about using Promptfoo?

It would be nice to have more templates or presets to speed up the setup process.

What problems does Promptfoo help you solve, and how does this benefit you?

It significantly reduces the time needed for prompt testing, allowing for more rapid development cycles.

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Anaya Patel
Anaya Patel January 20, 2025

What do you like most about using Promptfoo?

The tool is incredibly intuitive and allows for quick iterations, which is essential for my fast-paced projects.

What do you dislike most about using Promptfoo?

The custom evaluation metrics can take some time to set up, but it’s very powerful once you do.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to evaluate prompts effectively, ensuring that I spend less time on trial and error and more on actual development.

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Khalid Al-Farsi
Khalid Al-Farsi January 19, 2025

What do you like most about using Promptfoo?

The web viewer is really convenient for quickly visualizing results. It's a huge time-saver during collaborative projects.

What do you dislike most about using Promptfoo?

I think the documentation could be improved. Some features aren't as well explained as I would like.

What problems does Promptfoo help you solve, and how does this benefit you?

Promptfoo helps me ensure that my outputs are consistently high quality. This boosts my confidence in deploying models for production.

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Yara Al-Mansoori
Yara Al-Mansoori January 17, 2025

What do you like most about using Promptfoo?

I love the automatic evaluations; they save me a lot of time and ensure that my prompts are high quality. The ability to test with real user inputs is a game-changer.

What do you dislike most about using Promptfoo?

It would be great to have more built-in examples for evaluation metrics to speed up the learning curve.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to pinpoint exactly what works and what doesn’t in my prompts, making my workflow much more efficient and effective.

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Yuki Watanabe
Yuki Watanabe January 16, 2025

What do you like most about using Promptfoo?

I love how it simplifies the testing process and helps ensure my prompts are effective.

What do you dislike most about using Promptfoo?

A few more tutorials would be helpful for new users to get started quickly.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps me fine-tune my prompts systematically, making it easier to achieve the results I want from the models.

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Oleg Sokolov
Oleg Sokolov January 15, 2025

What do you like most about using Promptfoo?

The clarity of the evaluations is top-notch, providing actionable insights for prompt improvements.

What do you dislike most about using Promptfoo?

It can be a bit challenging to troubleshoot specific issues, but overall it's very functional.

What problems does Promptfoo help you solve, and how does this benefit you?

It enhances the quality of my prompt evaluations, which is crucial for the success of my LLM projects.

How would you rate Promptfoo?
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Santiago Cruz
Santiago Cruz January 15, 2025

What do you like most about using Promptfoo?

The prompt evaluation metrics are highly detailed and informative, making it easier to refine my work.

What do you dislike most about using Promptfoo?

It would be helpful to have more guidance on how to use advanced features.

What problems does Promptfoo help you solve, and how does this benefit you?

It saves me a lot of time in prompt testing, allowing for more efficient development cycles.

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Marek Novak
Marek Novak January 15, 2025

What do you like most about using Promptfoo?

Promptfoo's automatic evaluation feature is fantastic. It saves me a lot of time and effort, allowing me to focus on refining my prompts rather than evaluating them manually.

What do you dislike most about using Promptfoo?

I would appreciate more integration options with other LLM tools. Better interoperability would enhance my workflow significantly.

What problems does Promptfoo help you solve, and how does this benefit you?

This tool has helped me identify weak prompts that previously went unnoticed. As a result, I can enhance the performance of my models, leading to better outcomes.

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Zarin Nassir
Zarin Nassir January 13, 2025

What do you like most about using Promptfoo?

The automatic evaluations are incredibly efficient and save me a lot of time.

What do you dislike most about using Promptfoo?

More examples for best practices would be helpful for new users.

What problems does Promptfoo help you solve, and how does this benefit you?

It helps in assessing prompt effectiveness quickly, allowing for timely adjustments in my projects.

How would you rate Promptfoo?
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Ayla Morris
Ayla Morris January 9, 2025

What do you like most about using Promptfoo?

The side-by-side comparison feature is a great way to visually assess prompt effectiveness.

What do you dislike most about using Promptfoo?

The command line interface can seem a bit complex at first, but it's very powerful.

What problems does Promptfoo help you solve, and how does this benefit you?

It allows me to refine prompts with precision, leading to better results in my AI applications.

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