Best Products
Launches
Launch archive
Most-loved launches by the community
Launch Guide
Checklists and pro tips for launching
News
Newsletter
The best of Product Hunt, every day
Stories
Tech news, interviews, and tips from makers
Changelog
New Product Hunt features and releases
Forums
Forums
Ask questions, find support, and connect
Kitty Points Leaderboard
The highest scoring community members
Streaks
The most active community members
Events
Meet others online and in-person
Advertise
Subscribe
Sign in
PromptJoy
prompt logger + debugger for llms
57 followers
prompt logger + debugger for llms
57 followers
Visit website
Data analysis tools
•
LLMs
•
A/B testing tools
Prompt Joy is an open source tool that let's you do 2 main things: Log Log your llm requests so you can inspect the outputs. Split Test A/B test your prompts with ease to find out which prompts work best.
Overview
Reviews
Alternatives
Team
More
Subscribe
Sign in
Social
X
PromptJoy Alternatives
Alternatives Discussion
p/pretty-prompt
by
Ilai Szpiezak
Featured
•
7mo ago
Just Launched: Pretty Prompt x Lovable Integration 🧡
5
Show more forum threads
Alternative Products
Most relevant
a/b testing
(8)
ai metrics and evaluation
(13)
testing and qa
(9)
open source
(22)
ai infrastructure
(9)
prompt management
(6)
productivity
(34)
developer tools
(54)
software engineering
(7)
real-time collaboration
(2)
github
(20)
no-code platform
(2)
multi-model testing
(1)
multi-model prompt testing
(1)
monitoring and optimization
(1)
Customer.io
Automate Messaging Everywhere — Startups Get 12 Months Free
Try Customer.io
Promoted
Langfuse
Open Source LLM Engineering Platform
5.0
(
48 reviews
)
AI Infrastructure Tools
•
AI Metrics and Evaluation
prompt management
open source
developer tools
github
ai infrastructure
Unfollow
Following
Follow
PromptPerf
Data-driven AI tuning. Stop guessing, save time/$.
LLMs
•
A/B testing tools
•
Prompt Engineering Tools
multi-model prompt testing
a/b testing
Unfollow
Following
Follow
Braintrust
Rapidly ship AI without guesswork
5.0
(
5 reviews
)
Testing and QA software
open source
a/b testing
developer tools
testing and qa
Unfollow
Following
Follow
Helicone AI
Open-source LLM Observability for Developers
5.0
(
13 reviews
)
Automation tools
•
AI Metrics and Evaluation
open source
developer tools
github
ai metrics and evaluation
Unfollow
Following
Follow
Freeplay
Ship great products with LLMs
5.0
(
5 reviews
)
Team collaboration software
•
AI Coding Agents
•
LLMs
real-time collaboration
a/b testing
developer tools
testing and qa
Unfollow
Following
Follow
LastMile AI
AI developer platform for engineering teams
5.0
(
14 reviews
)
Unified API
•
AI Infrastructure Tools
•
AI Metrics and Evaluation
no-code platform
productivity
developer tools
ai infrastructure
ai metrics and evaluation
Unfollow
Following
Follow
Humanloop
Humanloop is the LLM evals platform for enterprises
5.0
(
1 review
)
AI Infrastructure Tools
•
AI Metrics and Evaluation
prompt management
productivity
software engineering
developer tools
ai infrastructure
Unfollow
Following
Follow
Snowglobe
Simulate real users to test your AI before launch
4.6
(
5 reviews
)
LLMs
•
Testing and QA software
testing and qa
Unfollow
Following
Follow
LLM Prompt & Model Playground
Test LLM prompts & models side-by-side against many inputs
LLMs
•
AI Chatbots
•
Testing and QA software
multi-model testing
a/b testing
developer tools
testing and qa
Unfollow
Following
Follow
Basalt
Reach 99% quality on your AI feature
5.0
(
1 review
)
AI Metrics and Evaluation
real-time collaboration
prompt management
monitoring and optimization
productivity
software engineering
Unfollow
Following
Follow
See more alternatives