# AddEvent

**Canonical:** https://apis.io/providers/addevent/  
**Website:** https://www.addevent.com/  
**APIs profiled:** 1

AddEvent provides calendar integration tools that let websites and apps add events to users’ calendars via simple buttons, dynamic links, and subscription calendars. Their platform includes RSVP forms, analytics, and marketing features to reduce no‑shows and improve event attendance. Developers can access a RESTful Calendar Events API, documentation, and SDKs to embed scheduling functionality across multiple platforms.

## Kin Score — 63.1 / 100 (strong)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 57.0 |
| Contract Governance | 22.0 |
| Operational Transparency | 52.6 |
| Developer Ergonomics | 56.5 |
| Access Clarity | 92.1 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 35.3 (matched via fallback).

## Agent readiness — 22.6 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | derived |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | derived |
| Well Known Catalog | yes |
| 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 | no |
| Operation Distinctiveness | distinct |

## APIs (6)

- **AddEvent Calendar subscribers API** — The Calendar subscribers API from AddEvent — 2 operation(s) for calendar subscribers.
- **AddEvent Calendars API** — The Calendars API from AddEvent — 2 operation(s) for calendars.
- **AddEvent Events API** — The Events API from AddEvent — 2 operation(s) for events.
- **AddEvent RSVP attendees API** — The RSVP attendees API from AddEvent — 3 operation(s) for rsvp attendees.
- **AddEvent Templates API** — The Templates API from AddEvent — 3 operation(s) for templates.
- **AddEvent Timezones API** — The Timezones API from AddEvent — 1 operation(s) for timezones.

## Agentic access (1)

- **Addevent Agentic Access** — 22 operations · 10 acting

## Security (4)

- **Addevent Authentication** — 1 scheme
- **Addevent Domain Security** — TLSv1.3 · DMARC
- **Addevent Vulnerability Disclosure** — no policy recorded
- **Addevent Trust Center** — SOC 2, HIPAA, GDPR

## Plans (1)

- **Addevent Plans Pricing**

## Tags

Calendar, Integration, Marketing, API, SaaS, Events

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