# Developer hub - [Key Data Structures and Epoch mechanism](https://docs.lagoon.finance/developer-hub/key-data-structures-and-epoch-mechanism.md) - [Lagoon SDKs](https://docs.lagoon.finance/developer-hub/lagoon-sdks.md) - [Integration](https://docs.lagoon.finance/developer-hub/integration.md) - [Vault state](https://docs.lagoon.finance/developer-hub/integration/vault-state.md) - [Get a user position](https://docs.lagoon.finance/developer-hub/integration/get-a-user-position.md) - [Async deposit flow](https://docs.lagoon.finance/developer-hub/integration/async-deposit-flow.md) - [Synchronous deposit flow](https://docs.lagoon.finance/developer-hub/integration/synchronous-deposit-flow.md): This page will guide you through activating synchronous deposits. - [Vault Subgraphs](https://docs.lagoon.finance/developer-hub/integration/vault-subgraphs.md) - [Vaults Frontend Integration](https://docs.lagoon.finance/developer-hub/integration/vaults-frontend-integration.md) - [APR computations](https://docs.lagoon.finance/developer-hub/integration/apr-computations.md): This page describes the various methods used to compute Lagoon Vaults APR. - [Compute vault share valuation](https://docs.lagoon.finance/developer-hub/integration/compute-vault-share-valuation.md) --- # 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.lagoon.finance/developer-hub.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.