Other Languages

Bag's API is a standard REST API with JSON request/response bodies and Bearer token authentication. You can call it from any language that can make HTTP requests.

cURL example

curl -X POST https://justusebag.xyz/api/payment-links \
  -H "Authorization: Bearer $BAG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"name": "Pro Plan", "amount": 29.99, "network": "base_sepolia"}'

Building your own client

If you're building a client library, here's what you need:

• Base URL: https://justusebag.xyz
• Auth: Authorization: Bearer {apiKey} header on every request
• Content type: application/json for all request and response bodies
• OpenAPI spec: Available at justusebag.xyz/openapi.yaml — use it to generate typed clients in any language

See the API Reference for full endpoint documentation.