Langfuse
Helicone AI
PromptHub
LangSmith
AI Prompt Finder
AI Prompt Generator
Promptaa
The first platform built for prompt engineers

Managed Hosting for developers, entrepreneurs, and businesses like yours

Which is more popular?
Based on our record, PromptLayer seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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PromptLayer
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| Website | promptlayer.com | opalstack.com |
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What each product offers, as listed by its team.

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An editorial look at what each product does well and who it suits.

No analysis of PromptLayer yet.
Overall verdict
Why this product is good
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Walkthroughs and reviews on video.
Prompt Engineering for Beginners - Tutorial 6 - PromptLayer
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using PromptLayer and Opalstack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Looks nice, and it's nice that it also supports function call simulation. I've been collecting a list of tools for prompt engineering, I've added Knit now. Newly added: https://promptknit.com/ Newly added:... - Source: Hacker News / about 3 years ago
Tracking Opalstack since Sep 2023.
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