# G-Guest API

**Canonical:** https://apis.io/apis/g-guest-app/g-guest-app-api/  
**Provider:** G-Guest — https://apis.io/providers/g-guest-app/  
**Documentation:** https://g-guest.app/developers

G-Guest API is one of 2 APIs that [G-Guest](https://apis.io/providers/g-guest-app/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 6 JSON Schema definitions. The published artifact set on APIs.io includes an OpenAPI specification and 6 JSON Schemas.

G-Guest API as documented publicly: 6 operations. Contract generated from the documentation by API Evangelist (2026-11-09); not the provider's own document.

## Operations (6)

| Method | Path | Summary |
|---|---|---|
| GET | `/api/cal/v1/bookings/{id}` | check_booking One booking, by its id and manage token. |
| POST | `/api/cal/v1/demo/availability` | POST /api/cal/v1/demo/availability |
| GET | `/api/cal/v1/{slug}` | fetch One venue in full: services, hours, timezone, how to book it. |
| GET | `/api/cal/v1/{slug}/availability` | check_availability Real slots for a date and a party size. |
| POST | `/api/cal/v1/{slug}/bookings` | create_booking A confirmed reservation, with the guest's own name, email and phone. |
| POST | `/api/mcp` | streamable http · json-rpc 2.0 · no auth Two calls, start to finish |

## Machine-readable artifacts (7)

- **OpenAPI** — https://artifacts.apis.io/g-guest-app/openapi/_ae-authored/g-guest-app-openapi-generated.yml
- **JSONSchema** — https://artifacts.apis.io/g-guest-app/json-schema/g-guest-app-post-api-cal-v1-slug-bookings-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/g-guest-app/json-schema/g-guest-app-post-api-cal-v1-demo-availability-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/g-guest-app/json-schema/g-guest-app-post-api-cal-v1-demo-availability-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/g-guest-app/json-schema/g-guest-app-post-api-mcp-request-schema.json
- **JSONSchema** — https://artifacts.apis.io/g-guest-app/json-schema/g-guest-app-post-api-cal-v1-slug-bookings-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/g-guest-app/json-schema/g-guest-app-post-api-mcp-response-schema.json

## Other G-Guest APIs (1)

- [G-Guest Booking API](https://apis.io/apis/g-guest-app/g-guest-booking-api/)

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