# Networks ### Filecoin Calibration Network The [Filecoin Calibration network](https://docs.filecoin.io/networks/calibration) is the most realistic testnet simulation of the Filecoin mainnet. As the largest decentralized storage network, applications that require data storage and retrieval can leverage Filecoin's storage capabilities by connecting an IPC subnet to the Calibration net as the parent network. The params to connect to Filecoin Calibration are: * subnet\_id : `/r314159` * provider\_http : `https://api.calibration.node.glif.io/rpc/v1` * gateway\_addr : [![Gateway Address](https://img.shields.io/badge/dynamic/json?url=https%3A%2F%2Fraw.githubusercontent.com%2Fconsensus-shipyard%2Fipc%2Fcd%2Fcontracts%2Fdeployments%2Fr314159.json\&query=%24.gateway_addr\&label=Gateway%20Address)](https://github.com/consensus-shipyard/ipc/blob/cd/contracts/deployments/r314159.json) * registry\_addr : [![Registry Address](https://img.shields.io/badge/dynamic/json?url=https%3A%2F%2Fraw.githubusercontent.com%2Fconsensus-shipyard%2Fipc%2Fcd%2Fcontracts%2Fdeployments%2Fr314159.json\&query=%24.registry_addr\&label=Registry%20Address)](https://github.com/consensus-shipyard/ipc/blob/cd/contracts/deployments/r314159.json) The Chain ID for Filecoin Calibration is `314159`. A [faucet](https://faucet.calibration.fildev.network/) and [explorer](https://calibration.filfox.info/en) are available. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.ipc.space/reference/networks.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.