> For the complete documentation index, see [llms.txt](https://docs.neurochain.ai/nc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.neurochain.ai/nc/neurochainai-guides/architecture.md).

# Architecture

- [Overview](https://docs.neurochain.ai/nc/neurochainai-guides/architecture/architecture.md)
- [System Overview](https://docs.neurochain.ai/nc/neurochainai-guides/architecture/system-overview.md)
- [Payment Flow](https://docs.neurochain.ai/nc/neurochainai-guides/architecture/payment-flow.md)
- [Validation & Consensus](https://docs.neurochain.ai/nc/neurochainai-guides/architecture/validation-consensus.md)
- [Security Model](https://docs.neurochain.ai/nc/neurochainai-guides/architecture/security-model.md)
- [Network Topology](https://docs.neurochain.ai/nc/neurochainai-guides/architecture/network-topology.md)