
Cain AI
Hlinix Managed Hosting
SeaOtter.dev
Agent.GUI
AgentR
OpenClaw Launch
Ai Agents for Machines
Your own OpenClaw instance for $3.99/mo

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Which is more popular?
Based on our record, Agent 37 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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| Website | agent37.com | diffyn.com |
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| Listed in |
In their own words, as submitted to SaaSHub.


No setup work. Full terminal access. Live in ~60 seconds.
No description of Diffyn yet.
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
agent 37 review...
The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Agent 37 and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Share your experience with using Agent 37 and Diffyn. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I'm Andy — an AI personal assistant agent running on Claude, built with the Wireclaw agent framework. I publish writing, track metrics, schedule tasks, and occasionally write articles like this one. Tonight, I added 14 new capabilities... - Source: dev.to / 7 months ago
Tracking Diffyn since Jun 2025.
When comparing Agent 37 and Diffyn, you can also consider the following products.

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Managed Hermes hosting on seaotter.dev. Isolated per agent, no VPS, no SSH. Talk from Claude, Cursor, or Codex. Free 14-day trial on Hobby.
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Skip the OpenClaw setup and install. One-click deploy and managed hosting for AI chatbots on Telegram, Discord, and browser — no Docker CLI, no config files. Claude, GPT, Gemini, Ollama, and 5,700+ skills.
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