# Resources

> Pages under Resources in the Alchemy Docs.

## Pages

- [Polygon PoS](https://www.alchemy.com/docs/wallets/resources/chain-reference/polygon-pos.md): Polygon PoS support details for Wallet APIs, including network restrictions, MEV protection, and mempool considerations.
- [Features](https://www.alchemy.com/docs/wallets/resources/features.md): Wallet APIs features and capabilities.
- [Understanding Wallet APIs](https://www.alchemy.com/docs/wallets/concepts/intro-to-account-kit.md): Introduction to Wallet APIs and smart accounts
- [Overview](https://www.alchemy.com/docs/wallets/recipes/overview.md): Step-by-step guides for common Smart Wallet features and integrations.
- [Send USDC](https://www.alchemy.com/docs/wallets/recipes/send-usdc.md): Learn how to build and send a transaction that transfers USDC from a smart account using Wallet APIs.
- [Programmatic Wallet Creation](https://www.alchemy.com/docs/wallets/recipes/programmatic-wallet-creation.md): Generate a signer, initialize a Smart Wallet Client, sponsor gas with a policy, derive the counterfactual address and deploy by sending the first UserOperation.
- [Onramp Funds](https://www.alchemy.com/docs/wallets/recipes/onramp-funds.md): Step-by-step guide to let users buy crypto with Coinbase Onramp and fund an embedded smart wallet.
- [Session Keys with Wallet APIs](https://www.alchemy.com/docs/wallets/recipes/wallet-session-keys-app.md): Demo app showcasing session keys on Wallet APIs, with examples for creating, authorizing, and executing transactions without repeated signatures.
- [Hyperliquid Transactions](https://www.alchemy.com/docs/wallets/recipes/hyperliquid-wallets.md): Step-by-step guide to let users send transactions on Hyperliquid.
- [Wallet APIs with Aave](https://www.alchemy.com/docs/wallets/recipes/smart-wallets-aave.md): Learn how to build DeFi applications that interact with Aave using Alchemy Wallet APIs. This recipe covers supplying and withdrawing assets with both Core and Wallets API.
- [Upgrade to Smart Accounts](https://www.alchemy.com/docs/wallets/recipes/upgrade-to-smart-accounts.md): Learn how to upgrade existing wallets to smart accounts with two different approaches.
- [Multi-chain setup](https://www.alchemy.com/docs/wallets/recipes/multi-chain-setup.md): Learn how to build multi-chain apps with Wallet APIs.
- [Multi-chain Balances](https://www.alchemy.com/docs/how-to-get-crosschain-token-balances.md): Learn how to fetch and display token balances across multiple blockchain networks using Alchemy's Portfolio API
- [Migrating to 4.x.x](https://www.alchemy.com/docs/wallets/migration-guide.md): How to upgrade through breaking changes of the aa-sdk and account-kit
- [Migrating to 5.x.x](https://www.alchemy.com/docs/wallets/resources/migration-v5.md): Migration guide from @account-kit/wallet-client (v4) to @alchemy/wallet-apis (v5)
- [Terms](https://www.alchemy.com/docs/wallets/resources/terms.md): Glossary of terms related to Wallet APIs
- [Types](https://www.alchemy.com/docs/wallets/resources/types.md): Glossary of types in aa-sdk
- [Middleware](https://www.alchemy.com/docs/wallets/concepts/middleware.md): What is Middleware?
- [General FAQs](https://www.alchemy.com/docs/wallets/resources/faqs.md): Learn how to get started with Wallet APIs, a vertically
- [Wallet APIs Errors](https://www.alchemy.com/docs/wallets/troubleshooting/wallet-apis-errors.md): Learn how to troubleshoot errors from Wallet APIs
- [Gas Manager FAQs](https://www.alchemy.com/docs/wallets/reference/gas-manager-faqs.md): Frequently asked questions about Gas Manager
- [Gas Manager Errors](https://www.alchemy.com/docs/wallets/reference/gas-manager-errors.md): Learn about the most common Gas Manager errors.
- [Bundler FAQs](https://www.alchemy.com/docs/wallets/reference/bundler-faqs.md): Frequently asked questions about the Bundler
- [Bundler RPC Errors](https://www.alchemy.com/docs/wallets/reference/bundler-rpc-errors.md): Learn about the different Bundler error codes.
- [Server-side rendering](https://www.alchemy.com/docs/wallets/troubleshooting/ssr.md): Learn how to use Wallet APIs with server-side rendering.
- [Contact us](https://www.alchemy.com/docs/wallets/resources/contact-us.md): Contact the team about Wallet APIs