# Payer

**Canonical:** https://apis.io/providers/payer/  
**Website:** https://payer.eu/  
**APIs profiled:** 17

Payer provides a modern B2B payments platform that automates order-to-cash processes, offering flexible payment methods, invoicing, and reconciliation. Their solution helps financial, commercial, and technical leaders accelerate cash flow, reduce manual effort, and enable new business models. The platform includes APIs for payment initiation, invoice management, and reporting, aiming to streamline payments for enterprises.

## Kin Score — 28.7 / 100 (thin)

Scored 2026-11-06 under rubric 0.27.0. Trend: falling (-7.0 from 35.7).

| Facet | Score |
|---|---|
| Discoverability | 62.5 |
| Contract Quality | 33.3 |
| Contract Governance | 22.0 |
| Operational Transparency | 7.9 |
| Developer Ergonomics | 40.5 |
| Access Clarity | 17.1 |

Regulatory layer — **Payments**: 17.0 (matched via tags).

## Agent readiness — 26.8 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | documented |
| OpenAPI Examples | partial |
| Rate Limit Signal | no |
| Event Surface Described | yes |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | distinct |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (17)

- **Payer API** — Payer provides a modern B2B payments platform with APIs for payment initiation, invoice management, and reporting.
- **Payer All API** — The All API from Payer — 1 operation(s) for all.
- **Payer Audit API** — The Audit API from Payer — 1 operation(s) for audit.
- **Payer Changelog API** — The Changelog API from Payer — 1 operation(s) for changelog.
- **Payer Documentation API** — The Documentation API from Payer — 1 operation(s) for documentation.
- **Payer Events API** — The Events API from Payer — 1 operation(s) for events.
- **Payer Export API** — The Export API from Payer — 1 operation(s) for export.
- **Payer Invoices API** — The Invoices API from Payer — 1 operation(s) for invoices.
- **Payer Oauth2 API** — The Oauth2 API from Payer — 1 operation(s) for oauth2.
- **Payer Orders API** — The Orders API from Payer — 4 operation(s) for orders.
- **Payer Page API** — The Page API from Payer — 4 operation(s) for page.
- **Payer Payer API** — The Payer API API from Payer — 1 operation(s) for payer api.
- **Payer Reader Access API** — The Reader Access API from Payer — 1 operation(s) for reader access.
- **Payer Reference API** — The Reference API from Payer — 2 operation(s) for reference.
- **Payer Search API** — The Search API from Payer — 1 operation(s) for search.
- **Payer Users API** — The Users API from Payer — 1 operation(s) for users.
- **Payer Version API** — The Version API from Payer — 5 operation(s) for version.

## Security (2)

- **Payer Authentication** — 2 schemes
- **Payer Domain Security** — TLSv1.3 · DMARC

## Tags

Company, Payments, B2B, Fintech, Automation

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/payer/). Scores are computed from the provider's own public artifacts under a published rubric.