> For the complete documentation index, see [llms.txt](https://docs.paykassma.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.paykassma.io/readme.md).

# Developer Platform

## Paykassma Developer Platform

Secure, signature-authenticated APIs for P2C and P2P payments across Latin America, Asia and beyond. Read the guides, try the endpoints, go live in a day.

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><h4><i class="fa-book-open">:book-open:</i></h4></td><td><strong>Introduction</strong></td><td>What Paykassma is, how it works and how to get a sandbox account.</td><td><a href="/spaces/1GwD1H8sLE5KiLAD2pAv/pages/LThc2RqOxBKU56Qt3TMy">/spaces/1GwD1H8sLE5KiLAD2pAv/pages/LThc2RqOxBKU56Qt3TMy</a></td></tr><tr><td><h4><i class="fa-rocket">:rocket:</i></h4></td><td><strong>Quick start</strong></td><td>Make your first signed test payment in under ten minutes.</td><td><a href="/spaces/1GwD1H8sLE5KiLAD2pAv/pages/7FvWQMF0kTK7HGhlQfmo">/spaces/1GwD1H8sLE5KiLAD2pAv/pages/7FvWQMF0kTK7HGhlQfmo</a></td></tr><tr><td><h4><i class="fa-terminal">:terminal:</i></h4></td><td><strong>API reference</strong></td><td>Every endpoint, every parameter, every response shape.</td><td><a href="/spaces/1GwD1H8sLE5KiLAD2pAv/pages/g5IwrIRpI8FHkxIpeJyV">/spaces/1GwD1H8sLE5KiLAD2pAv/pages/g5IwrIRpI8FHkxIpeJyV</a></td></tr><tr><td><h4><i class="fa-lock-keyhole">:lock-keyhole:</i></h4></td><td><strong>Authentication</strong></td><td>HMAC-SHA-512 request signing and postback verification.</td><td><a href="/spaces/1GwD1H8sLE5KiLAD2pAv/pages/Iub7Wzi3kVBAIx4WKc4n">/spaces/1GwD1H8sLE5KiLAD2pAv/pages/Iub7Wzi3kVBAIx4WKc4n</a></td></tr></tbody></table>

### Get help <a href="#get-help" id="get-help"></a>

* Telegram: [@paykassma\_support](https://t.me/paykassma_support)
* Email: <info@paykassma.com>
* Web: [paykassma.com](https://paykassma.com/)