# Nexi API

**Canonical:** https://apis.io/apis/nexi/nexi-api/  
**Provider:** Nexi — https://apis.io/providers/nexi/  
**Base URL:** https://xpaysandbox.nexigroup.com/api/phoenix-0.0/psp  
**Documentation:** https://developer.nexigroup.com/xpaycee/en-EU/api

Nexi API is one of 2 APIs that [Nexi](https://apis.io/providers/nexi/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 2 JSON Schema definitions. The published artifact set on APIs.io includes an OpenAPI specification and 2 JSON Schemas.

Nexi API as documented publicly: 22 operations. Contract generated from the documentation by API Evangelist (2026-10-15); not the provider's own document.

## Operations (22)

| Method | Path | Summary |
|---|---|---|
| GET | `/api/v1/build/{buildid}` | XPay Build APIs |
| POST | `/api/v1/build/{buildid}` | XPay Build APIs |
| GET | `/api/v1/orders` | XPay Payment APIs |
| GET | `/api/v1/orders/{orderid}` | XPay Payment APIs |
| POST | `/api/v1/orders/{orderid}` | XPay Build APIs |
| POST | `/api/v1/orders/{orderid}/mit` | XPay CEE API reference |
| GET | `/contract/{contractid}` | XPay CEE API reference |
| GET | `/contracts/customers/{customerid}` | XPay CEE API reference |
| POST | `/contracts/{contractid}/deactivation` | XPay CEE API reference |
| GET | `/operations` | XPay CEE API reference |
| GET | `/operations/{operationid}` | XPay CEE API reference |
| GET | `/operations/{operationid}/actions` | XPay CEE API reference |
| POST | `/operations/{operationid}/{id}` | XPay CEE API reference |
| GET | `/orders` | XPay CEE API reference |
| POST | `/orders/3steps/{3stepId}` | XPay CEE API reference |
| GET | `/orders/paybylink/{linkid}` | XPay CEE API reference |
| POST | `/orders/paybylink/{linkid}/renewals` | XPay CEE API reference |
| GET | `/orders/{orderid}` | XPay CEE API reference |
| POST | `/orders/{orderid}` | XPay Build APIs |
| POST | `/paybylink/{linkid}/cancels` | XPay CEE API reference |
| GET | `/payment_methods` | XPay CEE API reference |
| POST | `/{merchantNotificationUrl}` | XPay Notification APIs |

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/nexi/refs/heads/main/openapi/_ae-authored/nexi-openapi-generated.yml
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/nexi/refs/heads/main/json-schema/nexi-get-api-v1-orders-response-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/nexi/refs/heads/main/json-schema/nexi-get-api-v1-orders-orderid-response-schema.json

## Other Nexi APIs (1)

- [Nexi API](https://apis.io/apis/nexi/nexi-api-2/)

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/nexi/nexi-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/nexi/.