# 5arz

**Canonical:** https://apis.io/providers/5arz-com/  
**Website:** https://5arz.com/  
**APIs profiled:** 1

5arz provides a proof‑of‑human service that verifies a real person behind online interactions. Their platform offers APIs to confirm human presence, Know‑Your‑Agent verification, and human‑labeled data for AI agents. Built as a free, privacy‑first solution, 5arz signs cryptographic seals proving personhood without storing personal data. The company targets developers, businesses, and AI platforms needing trustworthy human verification, offering documentation, pricing, and support openly.

## Kin Score — 36.8 / 100 (thin)

Scored 2026-11-06 under rubric 0.27.0. Trend: falling (-8.0 from 44.8).

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 46.7 |
| Contract Governance | 22.0 |
| Operational Transparency | 5.3 |
| Developer Ergonomics | 13.1 |
| Access Clarity | 57.9 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 21.4 (matched via fallback).

## Agent readiness — 13.7 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | derived |
| 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 |
| MCP Tool Quality | na |

## Access

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

## APIs (2)

- **5arz Proof-of-Human API** — Proof‑of‑human service API providing human verification and credential issuance.
- **5arz Proof-of-Human API API** — 5arz is the proof-of-human layer for the internet. It issues **Proof-of-Human-Fulfillment (PoHF)** credentials: ES256-signed JWTs asserting that a real, ID-verified, live human ...

## Security (2)

- **5Arz Com Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC
- **5Arz Com Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **5Arz Com Plans Pricing**

## Tags

Human Verification, Artificial Intelligence, Privacy, Developer Tools, Authentication

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/5arz-com/). Scores are computed from the provider's own public artifacts under a published rubric.