> For the complete documentation index, see [llms.txt](https://docs.unisat.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.unisat.io/developer-support/open-api-documentation/api-for-bitcoin/brc20-swap/add-liq.md).

# Add Liq

{% hint style="warning" %}
Please note that access to this API requires the API key to have **brc20-swap** permissions enabled.
{% endhint %}

{% openapi src="/files/xA19ttHi0Z1Gy0GjfNn9" path="/v1/brc20-swap/quote\_swap" method="get" %}
[swagger.yaml](https://3523236551-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FJ4NHAHIVnWQiEecvs1By%2Fuploads%2FTY3vSqzrmWIBkzCYRksh%2Fswagger.yaml?alt=media\&token=d21a83f4-12c7-4e28-a587-7e247be006c1)
{% endopenapi %}

<figure><img src="/files/upnAL72lfJkztT5YSsfs" alt=""><figcaption><p>Example in <a href="https://open-api.unisat.io/swagger.html#">https://open-api.unisat.io/swagger.html</a></p></figcaption></figure>

{% openapi src="/files/r4o4wn8MaaisuPe8MEqf" path="/v1/brc20-swap/pre\_add\_liq" method="get" %}
[swagger.yaml](https://3523236551-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FJ4NHAHIVnWQiEecvs1By%2Fuploads%2FwLGCSgZJ2x4Y5HBwMo4J%2Fswagger.yaml?alt=media\&token=41cf5a70-2499-4da5-ab33-0530fc3e2772)
{% endopenapi %}

<figure><img src="/files/OO914kKzF3wV138zC4ja" alt=""><figcaption><p>Example in <a href="https://open-api.unisat.io/swagger.html#">https://open-api.unisat.io/swagger.html</a></p></figcaption></figure>

{% openapi src="/files/r4o4wn8MaaisuPe8MEqf" path="/v1/brc20-swap/add\_liq" method="post" %}
[swagger.yaml](https://3523236551-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FJ4NHAHIVnWQiEecvs1By%2Fuploads%2FwLGCSgZJ2x4Y5HBwMo4J%2Fswagger.yaml?alt=media\&token=41cf5a70-2499-4da5-ab33-0530fc3e2772)
{% endopenapi %}