# CommsHarbor

**Canonical:** https://apis.io/providers/commsharbor/  
**Website:** https://commsharbor.com  
**APIs profiled:** 2

Transactional email and permission-based marketing infrastructure with tenant isolation, deliverability tracking, CRM, and multi-tenant governance. Self-describes as an agent-first HTTP API with a hosted MCP server.

## Kin Score — 46.5 / 100 (developing)

Scored 2026-09-25 under rubric 0.23.0. Trend: flat (-3.5 from 50.0).

| Facet | Score |
|---|---|
| Discoverability | 66.7 |
| Contract Quality | 57.7 |
| Contract Governance | 4.5 |
| Operational Transparency | 50.0 |
| Developer Ergonomics | 30.4 |
| Access Clarity | 59.2 |

Regulatory layer — **Payments**: 27.7 (matched via tags).

## Agent readiness — 41.0 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | documented |
| MCP Server | documented |
| Auth Clarity | bearer |
| Idempotency | verified |
| Error Semantics | derived |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | yes |
| 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 |

## APIs (18)

- **CommsHarbor Apis.json API** — The Apis.json API from CommsHarbor — 1 operation(s) for apis.json.
- **CommsHarbor Auth API** — The Auth API from CommsHarbor — 3 operation(s) for auth.
- **CommsHarbor Aws API** — The Aws API from CommsHarbor — 1 operation(s) for aws.
- **CommsHarbor Billing API** — The Billing API from CommsHarbor — 1 operation(s) for billing.
- **CommsHarbor Comms Harbor API** — The CommsHarbor API from CommsHarbor — 1 operation(s) for commsharbor.
- **CommsHarbor Context API** — The Context API from CommsHarbor — 1 operation(s) for context.
- **CommsHarbor Credito API** — The Credito API from CommsHarbor — 1 operation(s) for credito.
- **CommsHarbor Health API** — The Health API from CommsHarbor — 1 operation(s) for health.
- **CommsHarbor Invitations API** — The Invitations API from CommsHarbor — 1 operation(s) for invitations.
- **CommsHarbor MCP API** — The Mcp API from CommsHarbor — 1 operation(s) for mcp.
- **CommsHarbor Me API** — The Me API from CommsHarbor — 1 operation(s) for me.
- **CommsHarbor Messages API** — The Messages API from CommsHarbor — 1 operation(s) for messages.
- **CommsHarbor Metrics API** — The Metrics API from CommsHarbor — 1 operation(s) for metrics.
- **CommsHarbor Okf API** — The Okf API from CommsHarbor — 1 operation(s) for okf.
- **CommsHarbor Organizations API** — The Organizations API from CommsHarbor — 70 operation(s) for organizations.
- **CommsHarbor Platform API** — The Platform API from CommsHarbor — 7 operation(s) for platform.
- **CommsHarbor Preferences API** — The Preferences API from CommsHarbor — 2 operation(s) for preferences.
- **CommsHarbor .well Known API** — The .well Known API from CommsHarbor — 1 operation(s) for .well known.

## MCP servers (2)

- **CommsHarbor MCP Server**
- **CommsHarbor MCP Server** — Official hosted MCP server for CommsHarbor transactional email, permission-based marketing, CRM, and multi-tenant governance. Streamable HTTP transport, JSON-RPC 2.0, protocol v...

## Security (3)

- **Commsharbor Authentication** — http · 1 scheme
- **Commsharbor Domain Security** — TLSv1.3
- **Commsharbor Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Commsharbor Plans Pricing**

## Tags

Email, Transactional Email, Email Marketing, Communications, Messaging, Deliverability, CRM, Multi-tenant SaaS, Agent-Native, MCP, Web3 payments, x402

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