# Microsoft Exchange

**Canonical:** https://apis.io/providers/microsoft-exchange/  
**Website:** https://www.microsoft.com/en-us/microsoft-365/exchange/email  
**APIs profiled:** 20

A comprehensive API collection for Microsoft Exchange Server and Exchange Online, providing programmatic access to email, calendars, contacts, and other mailbox resources through Microsoft Graph, EWS, PowerShell, Autodiscover, and the Exchange Online Admin API.

## Kin Score — 58.4 / 100 (strong)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 58.4).

| Facet | Score |
|---|---|
| Discoverability | 87.0 |
| Contract Quality | 72.4 |
| Governance | 26.5 |
| Contract Governance | 26.5 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 76.2 |
| Commercial Clarity | 48.7 |
| Access Clarity | 48.7 |

## Agent readiness — 40.1 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | documented |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | documented |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | yes |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high).

## APIs (20)

- **Exchange Web Services (EWS)** — Legacy SOAP-based API for Exchange Server providing comprehensive access to mailbox data and operations. Planned for deprecation in Exchange Online in October 2026, with Microso...
- **Exchange Online PowerShell API** — PowerShell module for managing Exchange Online through REST-based cmdlets. Provides the complete Exchange management surface for administrative tasks including mailbox managemen...
- **Exchange Autodiscover API** — Service that enables client applications to automatically configure themselves for Exchange connectivity using minimal user input. Supports SOAP and POX protocols for discoverin...
- **Microsoft Exchange Accepted Domains API** — View accepted domains and their configurations
- **Microsoft Exchange Attachments API** — Operations for managing message attachments
- **Microsoft Exchange Calendars API** — Operations for managing calendars
- **Microsoft Exchange Contact Folders API** — Operations for managing contact folders
- **Microsoft Exchange Contacts API** — Operations for managing personal contacts
- **Microsoft Exchange Distribution Groups API** — Retrieve distribution group and dynamic distribution group membership
- **Microsoft Exchange Events API** — Operations for managing calendar events
- **Microsoft Exchange Mail Folders API** — Operations for managing mail folders
- **Microsoft Exchange Mailbox Discovery API** — Operations for discovering mailbox structure and content
- **Microsoft Exchange Mailbox Export API** — Operations for exporting content from mailboxes
- **Microsoft Exchange Mailbox Folder Permissions API** — View and manage mailbox folder permissions
- **Microsoft Exchange Mailbox Import API** — Operations for importing content into mailboxes
- **Microsoft Exchange Mailboxes API** — View and update mailbox properties and delegation
- **Microsoft Exchange Messages API** — Operations for managing email messages
- **Microsoft Exchange Organization Configuration API** — Retrieve organization-level Exchange configuration
- **Microsoft Exchange People API** — Operations for retrieving relevant people
- **Microsoft Exchange Scheduling API** — Operations for scheduling and free/busy information

## MCP servers (1)

- **Microsoft Exchange MCP Server** — Candidate MCP server for Microsoft Exchange derived one-tool-per-operation from the repo's OpenAPI definitions (79 operations across the Graph Mail, Calendar, Contacts, People, ...

## Agentic access (1)

- **Microsoft Exchange Agentic Access** — 79 operations · 51 acting

## Security (3)

- **Microsoft Exchange Authentication** — oauth2 · 2 schemes
- **Microsoft Exchange Domain Security** — TLSv1.3 · HSTS · DMARC
- **Microsoft Exchange Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Microsoft Exchange Plans Pricing**

## Tags

Calendar, Collaboration, Contacts, Email, Enterprise

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