API archive entry · source-reported

NOWPayments API

NOWPayments is a non-custodial cryptocurrency payment processing platform. Accept payments in a wide range of cryptos and get them instantly converted into a coin of your choice and sent to your wallet. Keeping it simple – no excess. # Sandbox Before production usage, you can test our API using the Sandbox. Details can be found here # Authentication To use the NOWPayments API you should do the following: * Sign up at nowpayments.io * Specify your outcome wallet * Generate an API key # Standard e-commerce flow for NOWPayments API: 1. API - Check API availability with the "GET API status" method. If required, check the list of available payment currencies with the "GET available currencies" method. 2. UI - Ask a customer to select item/items for purchase to determine the total sum; 3. UI - Ask a customer to select payment currency 4. API - Get the minimum payment amount for the selected currency pair (payment currency to your Outcome Wallet currency) with the "GET Minimum payment amount" method; 5. API - Get the estimate of the total amount in crypto with "GET Estimated price" and check that it is larger than the minimum payment amount from step 4; 6. API - Call the "POST Create paym

Provider / source website

Documentation & source

Use the provider’s reference for current endpoints, setup, limits and terms.

No separate documentation URL has been confirmed for this record.

Open provider / source ↗

Provider content retains its own terms. This listing does not grant reuse or training rights.

Where these facts came from

AltAPIs imported it from APIs.guru OpenAPI Directory. The source link and dates remain visible for independent inspection.

What is reported

  • Name, category, and short description
  • Authentication label
  • HTTPS and CORS labels
  • Provider/source URL

What is not established

  • Current uptime or availability
  • Pricing, quotas, and rate limits
  • Security, compliance, or licensing posture
  • SDK quality or endpoint completeness

Record checkpoints

  1. First observed: Sep 20, 2026
  2. Last directory-field change: Sep 20, 2026
  3. Current source observation: Sep 20, 2026

Submit a source-backed correction

Source reference

APIs.guru OpenAPI Directory

This page separates source-reported facts from questions that need live provider verification.