> For the complete documentation index, see [llms.txt](https://xai-foundation.gitbook.io/xai-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xai-foundation.gitbook.io/xai-network/build-on-xai/developer-tools/on-chain-randomisation.md).

# On chain randomisation

- [Supra VRF](https://xai-foundation.gitbook.io/xai-network/build-on-xai/developer-tools/on-chain-randomisation/supra-vrf.md)