# Olena

> An open protocol for trustworthy information.

Olena is an open decentralised protocol for trustworthy information sharing, enabling users to publish, review, and access news and research without advertising or paywalls.

Olena is an open decentralised protocol for publishing, funding, and reviewing information without central control or intermediaries. Users can access news, opinions, and scientific research for free, while contributors raise funds through quadratic funding mechanisms and receive micropayment tips. Quality control is delivered through market and reputation-based review protocols that incentivise accuracy and resist collusion, replacing legacy editorial and peer review systems.

- Type: Project
- Sector: Media
- Status: Announced
- Founded: 2023-03-01
- Profile: https://thegrid.id/profiles/olena

## Products

- [Olena Protocol](https://thegrid.id/profiles/olena): Olena Protocol is an open decentralised publishing platform that enables users to submit, fund, and review information through market and reputation-based quality control mechanisms. Contributors stake funds alongside published content, with fact checkers and judges incentivised to evaluate accuracy through prediction market protocols. The system uses quadratic funding, micropayment tipping, and decentralised identity to eliminate advertising and subscription dependencies. (Social Platform, In Development, Main Product)
- [Olena Peer Prediction](https://thegrid.id/profiles/olena): Olena Peer Prediction is a prediction markets platform that produces probability estimates by incentivising users to share genuine beliefs. Participants stake funds on outcomes, with payouts determined by relative accuracy against other participants using a Bayesian Truth Serum-based scoring mechanism. The platform is designed to generate crowd-sourced probability signals on any type of question. (Prediction Markets, In Development)

## Links

- [Main](https://olena.xyz)
- [Blog](https://olena.xyz/blog)
- [Forum](https://forum.olena.xyz)
- [Documentation](https://olena.xyz/faq)
- [Twitter / X](https://x.com/OlenaProtocol)
- [GitHub](https://github.com/olena-protocol)
- [LinkedIn](https://www.linkedin.com/company/olena-protocol)

## Relationships

- [Olas Protocol](https://thegrid.id/profiles/olas_info): Parent organization

## Legal

This data is provided under two licensing models.

Model 1 - open data. The open data core is licensed under the Open Database License (ODbL) — a copyleft/share-alike license allowing free use, modification, and sharing for any purpose. Attribution is required: include "Powered by The Grid" linking to https://thegrid.id wherever the data is used. Derivative databases must be shared under ODbL terms. Trademarks, logos, and brand names (marked "Special TPIP") are not covered by the ODbL. For ML/AI use: training datasets that substantially extract ODbL data are Derivative Databases and must be shared under ODbL if publicly used; models must be attributed in documentation.

Model 2 - commercial licenses. The Grid Data Service (TGDS) is also available as a commercial license. See [Web Services Terms](https://about.thegrid.id/legal/web-services-terms) for commercial use that is not covered by the open data service.

The following applies to both licensing models.
- All data is provided AS IS with no guarantees of accuracy.
- The Grid does not provide investment, legal, or tax advice, and
- a project's presence in The Grid's data does not imply endorsement.


- [Data Licensing & Disclaimers](https://about.thegrid.id/legal/data-licensing-and-disclaimers): Licensing models and disclaimers
- [Open Data (ODbL)](https://about.thegrid.id/legal/open-data): Open Database License terms and scope for The Grid's open data service.
- [Attribution Guidelines](https://about.thegrid.id/legal/open-data-attribution-guidelines): How to attribute The Grid's data when using the open data service.
- [Web Services Terms](https://about.thegrid.id/legal/web-services-terms): commercial Terms for using data services.
- [All Legal Documents](https://about.thegrid.id/legal): Full index of terms, policies, and disclosures

## Optional

- [TGS Field Descriptions](https://github.com/The-Grid-Data/workspace-public/blob/main/references/tgs-field-descriptions.md): Schema field definitions for The Grid's data model
- [TGS JSON Structure](https://github.com/The-Grid-Data/workspace-public/blob/main/references/tgs-json-structure.md): Data model structure and relationships
- [Product Type Definitions](https://github.com/The-Grid-Data/workspace-public/blob/main/references/product-type-definitions.md): Definitions for each product type
- [Product Type Classification](https://github.com/The-Grid-Data/workspace-public/blob/main/references/product-type-classification.md): Guide for classifying products into types
- [Grid MCP Guide](https://github.com/The-Grid-Data/workspace-public/blob/main/grid-search/skills/grid-query/references/grid-mcp-guide.md): How to query The Grid programmatically via MCP