# joinsandwich-com Newsletter API

**Canonical:** https://apis.io/apis/joinsandwich-com/joinsandwich-com-newsletter-api/  
**Provider:** joinsandwich-com — https://apis.io/providers/joinsandwich-com/  
**Base URL:** https://www.joinsandwich.com  
**Documentation:** https://dev.joinsandwich.com/

joinsandwich-com Newsletter API is one of 6 APIs that [joinsandwich-com](https://apis.io/providers/joinsandwich-com/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 3 JSON Schema definitions. Tagged areas include Newsletter. The published artifact set on APIs.io includes an OpenAPI specification and 3 JSON Schemas.

Public newsletter signup.

## Operations (1)

| Method | Path | Summary |
|---|---|---|
| POST | `/api/newsletter` | Subscribe an email to the Sandwich newsletter |

## Machine-readable artifacts (4)

- **OpenAPI** — https://artifacts.apis.io/joinsandwich-com/openapi/joinsandwich-com-newsletter-api-openapi.yml
- **JSONSchema** — https://artifacts.apis.io/joinsandwich-com/json-schema/joinsandwich-com-json-rpc-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/joinsandwich-com/json-schema/joinsandwich-com-oauth-authorization-server-schema.json
- **JSONSchema** — https://artifacts.apis.io/joinsandwich-com/json-schema/joinsandwich-com-json-rpc-request-schema.json

## Other joinsandwich-com APIs (5)

- [joinsandwich-com Auth API](https://apis.io/apis/joinsandwich-com/joinsandwich-com-auth-api/)
- [joinsandwich-com Community API](https://apis.io/apis/joinsandwich-com/joinsandwich-com-community-api/)
- [joinsandwich-com Content API](https://apis.io/apis/joinsandwich-com/joinsandwich-com-content-api/)
- [joinsandwich-com Discovery API](https://apis.io/apis/joinsandwich-com/joinsandwich-com-discovery-api/)
- [joinsandwich-com MCP API](https://apis.io/apis/joinsandwich-com/joinsandwich-com-mcp-api/)

## Tags

Newsletter

---

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