> For the complete documentation index, see [llms.txt](https://docs.orai.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.orai.io/oraichain.md).

# ORAICHAIN

- [Introduction](https://docs.orai.io/oraichain/readme.md)
- [System Overview](https://docs.orai.io/oraichain/system-overview.md)
- [AI Layer 1 for Data Economy & blockchain oracle services](https://docs.orai.io/oraichain/system-overview/ai-layer-1-for-data-economy-and-oracle-services.md): Oraichain Mainnet 2.0, namely AI Layer 1 for Data Economy and blockchain oracle services, is a major upgrade of Oraichain Mainnet to get ready for mass adoption and interoperability with other chains.
- [Layer 2 Rollups and Subnetworks](https://docs.orai.io/oraichain/system-overview/layer-2-rollups-and-subnetworks.md)
- [Verifiable and trustless AI Execution](https://docs.orai.io/oraichain/system-overview/verifiable-and-trustless-ai-execution.md)
- [Protocol Messages](https://docs.orai.io/oraichain/system-overview/protocol-messages.md)
- [IBC Integration](https://docs.orai.io/oraichain/system-overview/ibc-integration.md)
- [Use Cases](https://docs.orai.io/oraichain/use-cases.md)
- [Token Economics](https://docs.orai.io/oraichain/tokenomics.md)