# Billfold

**Canonical:** https://apis.io/providers/billfold/  
**Website:** https://www.billfold.tech/  
**APIs profiled:** 1

Billfold provides a cashless and contactless point‑of‑sale operating system for live events. Built by operators for operators, it unifies payments, devices, POS terminals, and workflow data into a single platform, offering real‑time revenue control, streamlined reporting, and enhanced guest experiences across festivals, conferences, venues, and venues of all sizes. The solution supports RFID, NFC, and traditional card payments, delivering a flexible, scalable, and secure event‑payment ecosystem.

## Kin Score — 24.6 / 100 (emerging)

Scored 2026-10-23 under rubric 0.25.0. Trend: flat (+1.3 from 23.3).

| Facet | Score |
|---|---|
| Discoverability | 64.3 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 26.2 |
| Access Clarity | 63.2 |

Regulatory layer — **Payments**: 12.5 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| 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 | na |

## APIs (1)

- **Billfold API** — API for Billfold point‑of‑sale platform

## Security (1)

- **Billfold Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Billfold Plans Pricing**

## Tags

Payments, Event, Point-of-Sale, RFID, Cashless

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