# wsystem-dev E Invoice API

**Canonical:** https://apis.io/apis/wsystem-dev/wsystem-dev-e-invoice-api/  
**Provider:** wsystem-dev — https://apis.io/providers/wsystem-dev/  
**Base URL:** https://api.wsystem.dev  
**Documentation:** https://api.wsystem.dev/docs

wsystem-dev E Invoice API is one of 8 APIs that [wsystem-dev](https://apis.io/providers/wsystem-dev/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 6 JSON Schema definitions. Tagged areas include E-invoice. The published artifact set on APIs.io includes an OpenAPI specification and 6 JSON Schemas.

EU e-invoice validation (EN 16931, XRechnung; UBL, CII, ZUGFeRD/Factur-X PDF) and creation (JSON -> UBL)

## Operations (13)

| Method | Path | Summary |
|---|---|---|
| GET | `/einvoice/mandate-terms` | Get the Peppol mandate terms to show the signer |
| POST | `/einvoice/mandates` | Record a company's Peppol mandate (click-through acceptance) |
| GET | `/einvoice/mandates/{mid}` | Get one of your Peppol mandate records |
| POST | `/einvoice/mandates/{mid}/revoke` | Revoke a Peppol mandate |
| POST | `/einvoice/validate` | Validate an EU e-invoice (EN 16931, XRechnung; UBL, CII, ZUGFeRD/Factur-X PDF) |
| POST | `/einvoice/parse` | Read an incoming EU e-invoice (UBL, CII, ZUGFeRD/Factur-X PDF) into JSON |
| POST | `/einvoice/create` | Create a valid EU e-invoice (UBL 2.1) from simple JSON |
| GET | `/einvoice/route` | "Can I e-invoice this company?" VAT + Peppol + country mandate lookup |
| GET | `/fr/pa-registry` | Is this platform on France's official list of Plateformes Agréées (PA)? (free) |
| GET | `/einvoice/sample` | Example JSON body for POST /einvoice/create (free) |
| POST | `/einvoice/send` | SANDBOX: verify buyer -> create -> validate -> route -> transmit (mock or… |
| GET | `/einvoice/evidence-key` | Public key (JWK) for verifying /einvoice/send evidence receipts (free) |
| GET | `/einvoice/usage` | Aggregate e-invoice usage counts for the current UTC month (free; no PII) |

## Machine-readable artifacts (7)

- **OpenAPI** — https://artifacts.apis.io/wsystem-dev/openapi/wsystem-dev-e-invoice-api-openapi.yml
- **JSONSchema** — https://artifacts.apis.io/wsystem-dev/json-schema/wsystem-dev-mandate-in-schema.json
- **JSONSchema** — https://artifacts.apis.io/wsystem-dev/json-schema/wsystem-dev-checkout-req-schema.json
- **JSONSchema** — https://artifacts.apis.io/wsystem-dev/json-schema/wsystem-dev-kyb-check-schema.json
- **JSONSchema** — https://artifacts.apis.io/wsystem-dev/json-schema/wsystem-dev-ddreport-schema.json
- **JSONSchema** — https://artifacts.apis.io/wsystem-dev/json-schema/wsystem-dev-company-batch-schema.json
- **JSONSchema** — https://artifacts.apis.io/wsystem-dev/json-schema/wsystem-dev-sanctions-batch-schema.json

## Other wsystem-dev APIs (7)

- [wsystem-dev Billing API](https://apis.io/apis/wsystem-dev/wsystem-dev-billing-api/)
- [wsystem-dev Company API](https://apis.io/apis/wsystem-dev/wsystem-dev-company-api/)
- [wsystem-dev EORI API](https://apis.io/apis/wsystem-dev/wsystem-dev-eori-api/)
- [wsystem-dev Health API](https://apis.io/apis/wsystem-dev/wsystem-dev-health-api/)
- [wsystem-dev KYB API](https://apis.io/apis/wsystem-dev/wsystem-dev-kyb-api/)
- [wsystem-dev Sanctions API](https://apis.io/apis/wsystem-dev/wsystem-dev-sanctions-api/)
- [wsystem-dev VAT API](https://apis.io/apis/wsystem-dev/wsystem-dev-vat-api/)

## Tags

E-invoice

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