# Sent

**Canonical:** https://apis.io/providers/sent/  
**Website:** https://sent.dm/  
**APIs profiled:** 1

Sent provides a single API that enables developers to send messages via SMS, WhatsApp, and RCS. The service handles routing, compliance, formatting, and delivery, allowing customers in e‑commerce, SaaS, fintech, and healthcare to deliver authentication codes, order notifications, cart‑recovery messages, and marketing campaigns. Sent offers SDKs for multiple languages and signed webhooks for delivery tracking.

## Kin Score — 52.7 / 100 (developing)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 58.9 |
| Contract Quality | 38.0 |
| Contract Governance | 22.0 |
| Operational Transparency | 71.1 |
| Developer Ergonomics | 57.1 |
| Access Clarity | 65.8 |

Regulatory layer — **Telecommunications**: 25.8 (matched via tags).

## Agent readiness — 36.7 (agent-ready)

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

## APIs (1)

- **Sent API** — Sent provides messaging APIs for SMS, WhatsApp and RCS.

## Security (3)

- **Sent Authentication** — 2 schemes
- **Sent Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC
- **Sent Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Sent Plans Pricing**

## Tags

SMS, WhatsApp, RCS, Messaging API, Communications, Developer Platform, Authentication, Order Notifications

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