Side by side
AI Detect vs Heynotai
Both stand on ai detection software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Open source LinuxMacSelf-hosted+1
Choose AI Detect if local, offline-capable sentence scoring and batch review fit your workflow. Its free MIT-licensed distribution and multiple interfaces are useful for that purpose. Look elsewhere if you need a support contract or polished dashboard, or if you need scores treated as definitive judgments on individual sentences.
Visit AI Detect Free plan APIExtensionSelf-hosted+1
Heynotai combines multiple content checks with probability-based verdicts and reporting options. The free plan covers text and image checks, while audio and video analysis uses the opt-in API.
Visit HeynotaiThe facts
| AI Detect | Heynotai | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Yes | Not published |
| Runs on | Linux, Mac, Self-hosted, Windows | API, Extension, Self-hosted, Web |
| Lowest paid plan | Free or on request | Verify: $8 a month |
| Plans published | 1 | 4 |
| Maker | Not published | Not published |
| Website | github.com | heynotai.com |
| On ai detection software | #1 of 30 | #4 of 30 |
AI Detect: what it does well
- Runs text inference on the user's own hardware.
- Can work offline after the model is cached.
- Offers a lighter 126 MB model option.
- Available as a CLI, Python package, and MCP server.
- Supports file uploads and batch scanning.
What to know first
- The default model download is about 1.7 GB.
- Sentences shorter than five words are skipped.
- The maker describes the software as beta.
- The local tool has no support contract or polished dashboard.
Heynotai: what it does well
- Checks text, images, audio, video and deepfakes.
- Reports can include flagged regions and confidence intervals.
- Text and image checks can run on-device.
- The API can be self-hosted for air-gapped deployment.
What to know first
- The free plan includes 100 tokens per month.
- Audio and video checks use the opt-in API.
- Verify and Certify are billed annually.
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