HARPA AI vs PromptsLabs: side-by-side comparison of pricing, ratings, and features on SoftwareVital (2026).
Pricing models differ: HARPA AI is freemium, PromptsLabs is free. Feature lists share 0 overlapping items across the two listings.
AI browser assistant for Chrome that brings chat, page-aware replies and web automation into your everyday browsing.
Shared repository of test prompts for evaluating and comparing large language models.
| Attribute | HARPA AI | PromptsLabs |
|---|---|---|
| Rating | — | — |
| Reviews | — | — |
| Pricing | freemium · $13.2 | free |
| Votes | 0 | 0 |
| Category | AI Agent | AI Prompt Generator |
| Feature | HARPA AI | PromptsLabs |
|---|---|---|
| 50 AI command runs | ||
| vision | ||
| agent and page-aware messages total | ||
| 2 web automations | ||
| 2 custom commands | ||
| 3 in 1 package: GPT-4o | ||
| Claude 3.5 | ||
| API Key models | ||
| Data not used for training | ||
| no hourly rate limits | ||
| faster than ChatGPT Plus | ||
| Edit predefined commands | ||
| Provides a centralized repository of test prompts | ||
| Facilitates community collaboration and knowledge sharing | ||
| Simplifies the process of testing and evaluating LLMs | ||
| Offers a variety of prompts for different testing scenarios | ||
| May require some understanding of prompt engineering to effectively utilize the prompts |