What the API offers

Families on sale, as the wire lists them (never from the contract's enum): accommodation.

Services

service	title	nights	exclusivity	variants	sale types
`accommodation/nambo`	Nam Bộ Boutique Hotel	1	shared	`standard`	`junior` `main` `corner`	detail →
`accommodation/lighthouse`	the Lighthouse	1	shared	`standard`	`main` `corner` `cozy` `standard`	detail →

Assets — resource classes and what is sold of them

`suite` Suite on accommodation/nambo

sale type	basis	capacity (people per unit)	max units / booking	inventory (units on the channel)	sold on
`junior`	per-room	4	1	1	accommodation/nambo
`main`	per-room	3	4	4	accommodation/nambo
`corner`	per-room	2	2	2	accommodation/nambo

`flat` Main Suite on accommodation/lighthouse

sale type	basis	capacity (people per unit)	max units / booking	inventory (units on the channel)	sold on
`main`	per-room	3	2	2	accommodation/lighthouse
`corner`	per-room	4	1	1	accommodation/lighthouse
`cozy`	per-room	3	0	0	accommodation/lighthouse
`standard`	per-room	2	1	1	accommodation/lighthouse

Pictures

⊘ No service payload carries a picture reference — no contentRefs, no URL-shaped value, nothing under /media/. The page shows none rather than a placeholder.

Calendar, in brief

30 days from 2026-09-07 cost 30 requests (one per day: the contract declares no range call). States seen: on-sale ×43 full ×17 . the grid →

Probes — what the contract says must be refused

	probe	expected	got
✗	a family token that is not in the contract's enum `GET /services`	404 family-unknown	200 200 ; 2 services returned — the filter was ignored
✗	the family `overnight-cruise` (in the enum, not listed) `GET /services`	404 family-unmodelled, or a filtered list without it	200 200 ; 2 of 2 services returned, none of them `overnight-cruise`
✔	GET /services/overnight-cruise/anything `GET /services/{serviceFamily}/{serviceCode}`	404 family-unmodelled	404 family-unmodelled 404 family-unmodelled
✔	GET /services/accommodation/no-such-service `GET /services/{serviceFamily}/{serviceCode}`	404 service-unknown	404 service-unknown 404 service-unknown
✔	GET /availability with no date `GET /availability`	a refusal in the contract's error shape (the contract declares date required but no 422 for it)	422 field-invalid 422 field-invalid (contract body)
✔	POST /quote naming a sale type that does not exist `POST /quote`	422 party-impossible or itinerary-not-quotable	422 itinerary-not-quotable 422 itinerary-not-quotable
✔	POST /quote naming a variant that does not exist `POST /quote`	404 variant-unknown	404 variant-unknown 404 variant-unknown
✔	POST /bookings with no key `POST /bookings`	401 key-missing	401 key-missing 401 key-missing
✔	GET /bookings/{id} with no key `GET /bookings/{bookingId}`	401 key-missing	401 key-missing 401 key-missing
✗	OPTIONS /services — the headers CORS names `OPTIONS /services`	only headers this contract defines (Authorization, Content-Type)	204 names Octo-Capabilities

The front door

url	status	describes this contract	names another base	excerpt
`https://api.transmekong.com/`	200	no	`https://octo.transmekong.com/v1`	TransMékong Developer API :root { --tm-bg: #fdfcf8; --tm-header: #eae0af; --tm-text: #222; --tm-accent: #63574c; } * { box-sizing: border-b
`https://api.transmekong.com/llms.txt`	200	no	`https://octo.transmekong.com/v1`	# TransMékong / Bassac cruises — API for agents and integrators > Bassac (TransMékong) runs one-night Mekong Delta river cruises between > C
`https://api.transmekong.com/v1/openapi.yaml`	404	no		404 Not Found @media (prefers-color-scheme:dark){body{background-color:#000!important}} 404 Not Found The resource requested could not be f
`https://api.transmekong.com/v1/`	404	no		404 Not Found @media (prefers-color-scheme:dark){body{background-color:#000!important}} 404 Not Found The resource requested could not be f