# Features

> Wallet APIs features and capabilities.

> For the complete documentation index, see [llms.txt](/docs/llms.txt).

# Wallet APIs features

Leverage the [#1 smart wallet provider](https://www.bundlebear.com/erc4337-factories/all) to deploy and grow your app to millions of users. [Save costs](https://www.alchemy.com/blog/the-most-affordable-smart-wallet) as you scale and never worry about going down with 99.99% uptime.

Don't see a feature you're looking for? [Get in touch](mailto:smart-wallets@alchemy.com).

## Transaction capabilities

| Feature                       | Description                                                                       |
| ----------------------------- | --------------------------------------------------------------------------------- |
| **Gas Sponsorship**           | Sponsor gas fees with flexible policies                                           |
| **Pay gas with any token**    | Let users pay gas with stablecoins or the sell-side token                         |
| **Batching transactions**     | Group and execute multiple actions in a single onchain transaction                |
| **Parallel transactions**     | Send multiple transactions in parallel without nonce conflicts                    |
| **Session Keys**              | Temporary keys for specific operations                                            |
| **Spending Limits**           | Daily, weekly, or per-transaction limits                                          |
| **EIP-7702 Support**          | Upgrade EOA to smart wallets                                                      |
| **Swap tokens**               | Swap across networks, seamlessly                                                  |
| **Retry transactions**        | Automatically retry transactions stuck in mempool                                 |

## Integration capabilities

| Feature                       | Description                                                                       |
| ----------------------------- | --------------------------------------------------------------------------------- |
| **Social Login**              | Google, Apple, Discord, Twitter authentication                                    |
| **Email/SMS**                 | Email and phone number based wallet creation                                      |
| **Passkeys**                  | Onchain and offchain passkey authentication                                       |
| **BYO JWT Auth**              | Bring your existing authentication system to secure wallets (JWT + OIDC)          |
| **Multi-factor Auth**         | Adds an extra layer of security by requiring multiple forms of verification       |
| **White-labeled UI**          | Customize the wallet interface to match your brand's look and feel                |
| **EOA connection**            | Allow web3 native users to bring their existing EOA without additional connectors |
| **Multi-owner accounts**      | Allow multiple independent addresses to control and manage the same smart wallet  |
| **Multi-signature**           | Multiple signature requirements for transactions                                  |
| **Social Recovery**           | Recover wallets through trusted contacts                                          |
| **Modular Plugins**           | ERC-6900 modular wallets for advanced functionality                               |
| **Wallet APIs**               | Server-side wallet management and transaction sending                             |

## Data & platform

| Feature                       | Description                                                                       |
| ----------------------------- | --------------------------------------------------------------------------------- |
| **Token Balances**            | Getting token balances, metadata and more                                         |
| **Prices API**                | Fetch current and historical token prices                                         |
| **Webhooks**                  | Onchain event notifications                                                       |
| **Alchemy Bridge**            | A secure and efficient cross-chain bridge                                         |

## Supported networks

| Feature                       | Description                                                                       |
| ----------------------------- | --------------------------------------------------------------------------------- |
| **Ethereum**                  | Ethereum mainnet and testnets                                                     |
| **EVM L2s**                   | All Ethereum compatible mainnet and testnets                                      |
| **Solana**                    | Solana mainnet and testnet                                                        |