All comparisons


| Visit Artificial Intelligence.ai | Visit Comet | |
|---|---|---|
| What it costs | ||
| Pricing | Freemium | Free |
| Pricing details | Free to browse with no account required and the newsletter is free to join - newsletter sponsorship, featured directory placement and dedicated sends are sold to vendors with rates on request | Free to download and use; Perplexity says its free version will always include Comet, and Comet has no separate paid plan. |
| Price range | Custom pricing, contact sales | $0/mo |
| Free option | Free tier | Free tier |
| What it is | ||
| What it does | AI news publication and tool directory for non-developers, with a free newsletter, reported articles on AI policy and safety, and tools across 22 categories. | Comet is Perplexity's free AI web browser, with Perplexity search built in and an assistant that summarizes pages, answers questions and completes web tasks. |
| The details | ||
| Tags | ai-searchsearch-enginedirectoryai-newsnewsletter | ai-browsersearch-engineconversational-aiquestion-answering |
What it costs
- Pricing
- Freemium
- Pricing details
- Free to browse with no account required and the newsletter is free to join - newsletter sponsorship, featured directory placement and dedicated sends are sold to vendors with rates on request
- Price range
- Custom pricing, contact sales
- Free option
- Free tier
What it is
- What it does
- AI news publication and tool directory for non-developers, with a free newsletter, reported articles on AI policy and safety, and tools across 22 categories.
The details
- Tags
- ai-searchsearch-enginedirectoryai-newsnewsletter
What it costs
- Pricing
- Free
- Pricing details
- Free to download and use; Perplexity says its free version will always include Comet, and Comet has no separate paid plan.
- Price range
- $0/mo
- Free option
- Free tier
What it is
- What it does
- Comet is Perplexity's free AI web browser, with Perplexity search built in and an assistant that summarizes pages, answers questions and completes web tasks.
The details
- Tags
- ai-browsersearch-engineconversational-aiquestion-answering
Read the full reviews
What each one is actually like to use, tested by hand rather than summarised from the vendor’s own page.






















