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

# Introduction

- [Introducing Circular](https://circular-protocol.gitbook.io/circular-protocol-documentation/introduction/introducing-circular.md): Circular is a decentralized OS for trust, traceability, and compliance in healthcare, pharma, and AI, enabling verifiable data exchange where integrity is non-negotiable.