# Gaplessly Guest self-service API

**Canonical:** https://apis.io/apis/gaplessly-com/gaplessly-com-guest-self-service-api/  
**Provider:** Gaplessly — https://apis.io/providers/gaplessly-com/  
**Base URL:** https://gaplessly.com  
**Documentation:** https://gaplessly.com/docs/api-reference

Gaplessly Guest self-service API is one of 7 APIs that [Gaplessly](https://apis.io/providers/gaplessly-com/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Guest self-service. The published artifact set on APIs.io includes an OpenAPI specification.

The token in a guest's booking link is the whole credential: move or cancel the booking, answer the intake form, or message the venue. One set of endpoints serves both engines, because a link points at a booking, not at a product.

## Operations (6)

| Method | Path | Summary |
|---|---|---|
| GET | `/api/book/{slug}/walkin/{token}` | Place in the walk-in line |
| DELETE | `/api/book/{slug}/walkin/{token}` | Leave the walk-in line |
| PATCH | `/api/book/{slug}/manage/{token}` | Change a booking, or its dietary preferences and occasion |
| PUT | `/api/book/{slug}/manage/{token}` | Answer the venue's intake form |
| POST | `/api/book/{slug}/manage/{token}` | Message the venue |
| DELETE | `/api/book/{slug}/manage/{token}` | Cancel a booking |

## Machine-readable artifacts (1)

- **OpenAPI** — https://artifacts.apis.io/gaplessly-com/openapi/gaplessly-com-guest-self-service-api-openapi.yml

## Other Gaplessly APIs (6)

- [Gaplessly Agent (MCP) API](https://apis.io/apis/gaplessly-com/gaplessly-com-agent-mcp-api/)
- [Gaplessly Appointments engine API](https://apis.io/apis/gaplessly-com/gaplessly-com-appointments-engine-api/)
- [Gaplessly Hospitality engine API](https://apis.io/apis/gaplessly-com/gaplessly-com-hospitality-engine-api/)
- [Gaplessly Public booking (appointments) API](https://apis.io/apis/gaplessly-com/gaplessly-com-public-booking-appointments-api/)
- [Gaplessly Public booking (hospitality) API](https://apis.io/apis/gaplessly-com/gaplessly-com-public-booking-hospitality-api/)
- [Gaplessly Shared API](https://apis.io/apis/gaplessly-com/gaplessly-com-shared-api/)

## Tags

Guest self-service

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