# Postscript Messages API

**Canonical:** https://apis.io/apis/postscript/postscript-messages-api/  
**Provider:** Postscript — https://apis.io/providers/postscript/  
**Base URL:** https://api.postscript.io  
**Documentation:** https://developers.postscript.io/reference/create-message

Postscript Messages API is one of 8 APIs that [Postscript](https://apis.io/providers/postscript/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Message and SMS. The published artifact set on APIs.io includes an OpenAPI specification.

Send promotional, transactional or conversational SMS and MMS to an existing subscriber, and read the resulting message request and sent message.

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/postscript/refs/heads/main/openapi/postscript-messages-api-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/postscript/refs/heads/main/overlays/postscript-messages-api-overlay.yaml

## Other Postscript APIs (7)

- [Postscript Partner API](https://apis.io/apis/postscript/postscript-api/)
- [Postscript Subscribers API](https://apis.io/apis/postscript/postscript-subscribers-api/)
- [Postscript Events API](https://apis.io/apis/postscript/postscript-events-api/)
- [Postscript Keywords API](https://apis.io/apis/postscript/postscript-keywords-api/)
- [Postscript Webhooks API](https://apis.io/apis/postscript/postscript-webhooks-api/)
- [Postscript Compliance API](https://apis.io/apis/postscript/postscript-compliance-api/)
- [Postscript Identity API](https://apis.io/apis/postscript/postscript-identity-api/)

## Tags

Message, SMS

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/postscript/postscript-messages-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/postscript/.