> For the complete documentation index, see [llms.txt](https://docs.aozo.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aozo.io/stake/getting-started/bifrost-and-vtokens.md).

# Bifrost and vTokens

Understand how Bifrost liquid staking turns supported PoS assets into usable vTokens.

{% embed url="<https://www.youtube.com/watch?t=2s&v=DeWBzIs1oNg>" %}

### What is Bifrost?

Bifrost is a **liquid-staking app-chain** for all blockchains. It uses **decentralized cross-chain interoperability** to help users earn staking rewards and DeFi yields with flexibility, liquidity, and high security across multiple chains.

Bifrost will become AOZO's dedicated liquid-staking sub-brand. This transition does not change the attribution of Bifrost protocol mechanisms, deployments, or network-specific risks.

<figure><img src="https://content.gitbook.com/content/r31MTx7UH8xa62qIBTTw/blobs/38SR4jvaas2uinX9IFO4/Capture%20d%E2%80%99e%CC%81cran%202024-08-05%20a%CC%80%2016.19.44.png" alt=""><figcaption><p>Bifrost's vision</p></figcaption></figure>

### What are vTokens?

vTokens are liquid-staking assets. Bifrost issues them for pledged assets during their bonding period. They can circulate through DEXs, pools, protocols, and chains.

Bifrost addresses three PoS ecosystem challenges:

* The balance between **staking rewards** and **DeFi yields**.
* The balance between **staking or circulating tokens** and PoS-chain **security**.
* **Staking rewards** in cross-chain scenarios.

The vToken solution converts PoS tokens into liquid-staking voucher tokens. Users retain staking liquidity and receive staking rewards across chains.

<figure><img src="https://content.gitbook.com/content/r31MTx7UH8xa62qIBTTw/blobs/sFXJu7LlFlWK6FJLgkZ7/Capture%20d%E2%80%99e%CC%81cran%202024-08-05%20a%CC%80%2016.21.39.png" alt=""><figcaption></figcaption></figure>

### Why Bifrost?

{% hint style="info" %}
Read [A Deep Dive into Bifrost App Chain Liquid Staking Strategy](https://bifrost.io/blog/article-9).
{% endhint %}

#### Liquid staking

Minting vTokens on Bifrost means staking through Bifrost. You can control underlying staking assets during the locked period.

#### Automatic staking management

Bifrost staking protocols run under Bifrost pallets. They earn staking rewards every era without centralized risks.

#### Reduced Unstaking Period

Bifrost SLP can support early redemption. It matches real-time staking quantity with redemption quantity through a protocol-level queue.

#### Extra staking returns and DeFi yields

Bifrost offers delegated staking through selected validators. Holding vTokens can provide access to DeFi yield scenarios.


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