> For the complete documentation index, see [llms.txt](https://w3block.gitbook.io/w3block-eng/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://w3block.gitbook.io/w3block-eng/dev-docs/api/key-api-services/blockchain.md).

# Blockchain

{% openapi src="<https://api.pixway.io/docs-json>" path="/blockchain/webhook/event/{companyId}" method="post" %}
<https://api.pixway.io/docs-json>
{% endopenapi %}

{% openapi src="<https://api.pixway.io/docs-json>" path="/blockchain/webhook/transaction/{companyId}" method="post" %}
<https://api.pixway.io/docs-json>
{% endopenapi %}

{% openapi src="<https://api.pixway.io/docs-json>" path="/blockchain/balance/{address}/{chainId}" method="get" %}
<https://api.pixway.io/docs-json>
{% endopenapi %}

{% openapi src="<https://api.pixway.io/docs-json>" path="/blockchain/gas-cost/{companyId}" method="get" %}
<https://api.pixway.io/docs-json>
{% endopenapi %}