Bullshit Detector vs Second Opinion Extension: side-by-side comparison of pricing, ratings, and features on SoftwareVital (2026).
Feature lists share 0 overlapping items across the two listings.
Identifies factually incorrect information in AI-generated content and evaluates model confidence levels.
Second Opinion Extension is a free browser extension that fact-checks selected web text with Grok AI to flag inaccuracies and bias.
| Attribute | Bullshit Detector | Second Opinion Extension |
|---|---|---|
| Rating | — | — |
| Reviews | — | — |
| Pricing | free | free |
| Votes | 0 | 0 |
| Category | AI Checker | AI API |
| Feature | Bullshit Detector | Second Opinion Extension |
|---|---|---|
| Helps identify factually incorrect information | ||
| Specifically designed for AI-generated content | ||
| Offers a method to assess the confidence of AI models | ||
| May not be 100% accurate | ||
| Relies on the confidence level of AI models | ||
| which can be misleading | ||
| Free to install and use | ||
| Easy to use with a simple right-click action | ||
| Provides quick fact-checks | ||
| Supports multiple browsers | ||
| Requires a Grok API key | ||
| which incurs token usage costs | ||
| Accuracy depends on Grok AI | ||
| so verification from multiple sources is still recommended |