Omniscient AI vs Signal
| Omniscient AI | Signal | |
|---|---|---|
| Free plan | Yes | |
| Free trial | Yes | |
| Paid from | $399/mo | |
| Platforms | api, extension, Web | Web |
| Free plan | No | Yes |
| Claim detection | Yes | Yes |
| Citation links | Yes | Yes |
| Source types | web | web |
| Fact-check mode | automatic | automatic |
| Supported content | text, URLs, webpages, articles, images, printed material, audio claims | claims, headlines, URLs |
| Browser extension | Yes | |
| API access | Yes |
Listed together in Best AI Fact-Checking Tools