# Defined.ai alternatives

URL: https://aidataforsale.com/compare/defined-ai-alternatives
Publisher: AI Data For Sale (Marketing Signals Ltd)
Updated: 2026-11-10

Alternatives to Defined.ai for buying datasets or selling data to AI companies: marketplaces, cloud exchanges, licensing agents, open hubs and brokers.

Other places to buy ready-made AI data, or to sell data you hold.

## In short

- For selling health and real-world data, Protege pays a revenue share each time data is used.
- For structured data products, cloud marketplaces reach buyers inside AWS, Snowflake and Databricks.
- For private data that should not be listed publicly, a broker negotiates one license at a time.

## For data sellers

| Alternative | Fit |
| --- | --- |
| [Protege](https://aidataforsale.com/companies/protege) | Health, imaging, video and audio; revenue share per use |
| [Human Native](https://aidataforsale.com/companies/human-native) (Cloudflare) | Publishers and creators with web content |
| [Troveo](https://aidataforsale.com/companies/troveo) | Creators with unpublished video |
| [AWS Data Exchange](https://aidataforsale.com/companies/aws-data-exchange) | Structured data products sold by subscription |
| [SimpleClosure](https://aidataforsale.com/companies/simpleclosure) | Companies shutting down |
| AI Data For Sale (us) | Private archives licensed directly to a vetted buyer |

## For AI teams buying data

| Alternative | Fit |
| --- | --- |
| [Hugging Face](https://aidataforsale.com/companies/hugging-face) | Open datasets; check each license |
| [Snowflake](https://aidataforsale.com/companies/snowflake-marketplace) and [Databricks](https://aidataforsale.com/companies/databricks-marketplace) marketplaces | Structured third-party data |
| [Appen](https://aidataforsale.com/companies/appen) | Data collected to order, many languages |
| AI Data For Sale (us) | Private data sourced on request |

> We are a broker, so we are one of the options on some of these pages. We label ourselves, use the same criteria for everyone and cite sources for every fact about other companies. Read our [editorial policy](https://aidataforsale.com/editorial-policy).

## Read next

- [Defined.ai vs Protege](https://aidataforsale.com/compare/defined-ai-vs-protege)
- [AI data marketplaces compared](https://aidataforsale.com/compare/ai-data-marketplaces)

## Questions

### Is there a marketplace that pays a revenue share?

Protege pays data holders a revenue share each time their data is used, according to SiliconANGLE.

## Sources

- [SiliconANGLE: Protege raises $30M to grow its governed marketplace for AI training data (January 2026)](https://siliconangle.com/2026/01/08/protege-raises-30m-grow-governed-marketplace-ai-training-data/)
- [Techzine: Cloudflare acquires Human Native for AI data marketplace (January 2026)](https://www.techzine.eu/news/infrastructure/137991/cloudflare-acquires-human-native-for-ai-data-marketplace)
- [The Decoder: OpenAI and Google are buying YouTubers' unpublished videos for up to $4 per minute (January 2025)](https://the-decoder.com/openai-and-google-are-buying-youtubers-unpublished-videos-for-up-to-4-per-minute/)
- [AWS: AWS Data Exchange FAQs](https://aws.amazon.com/data-exchange/faqs)