# sBTC

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Integrating **sBTC** lets apps use real Bitcoin in smart contracts, unlocking programmable BTC without needing wrapped or custodial assets. It enables fast, low-fee interactions anchored to Bitcoin security while still benefiting from expressive on-chain logic on Stacks. For developers, sBTC dramatically expands what’s possible with Bitcoin—powering lending, trading, gaming, and new user experiences backed by the world’s hardest money.

The guides in this section provide step-by-step instructions for interacting with sBTC, including developer guides on how to interact with sBTC and how to bridge BTC into sBTC.


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# 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.stacks.co/more-guides/sbtc.md?ask=<question>
```

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.