Developers

Developer API, Webhooks, CLI and MCP for Digital Stores

Everything in the dashboard has an API behind it. Create checkout sessions from your own app, react to signed webhooks, build a theme locally with the CLI, or let an AI assistant run the store through MCP.

Start selling free See pricing

The OpenStock webhooks page with a preview of an order event posted to a Discord channel — Webhooks. Signed events to your server, or formatted order messages when the URL is a Discord webhook.

What’s included

Build on top of your store.

API keys: Scoped keys for checkout, customer balances, withdrawals and bots, with optional expiry.
Checkout API: Create hosted checkout sessions from your own site or app.
Checkout Elements: Put OpenStock’s payment form inside your own page and keep your design.
Withdrawal and Customer Balance APIs: Automate crypto withdrawals and store credit. Premium.
Webhooks: Signed order events to your server, or formatted messages when the URL is a Discord webhook. Rotate the signing secret with a 24-hour overlap.
CLI and MCP: Develop themes locally with hot reload, sync them from CI, and connect AI assistants to your store through MCP.

Questions

Something else? Search the help center.

Can I run a headless store?

Yes. List products with the API, create checkout sessions from your backend, and take payment in Checkout Elements on your own page.

How do I check a webhook is really from OpenStock?

Every webhook is signed with your signing secret. Verify the signature header before trusting the body.

Set it up

Step-by-step guides in the docs.

More of OpenStock

Open your store today.

Start selling for freeFree forever. Premium is $15/month with every feature.