---
uuid: 3f84e05f-e267-4f96-a18e-1448e19c7f79
date_created: 2025-07-05T08:07:46.445Z
date_updated: 2026-03-11T09:25:34.696Z
outdated: true
end_of_support_date: 2023-02-05
routes: 
  - GET /v0/cities/{city_id}
---

# Impact depreciation of the route GET /v0/cities/{city\_id}

## Context

Upgrade from **GET** - `/v0/cities/{city_id}` to **GET** -  `/v0/transport_stations`

⭐  **Key benefits :** Give the ability to retrieve all transport stations

***

> As dev BE B2B
> I want to retrieve all airports, train stations and ports
> In order to create a booking with transport for a GM

***

## Impacts

Inputs
1- GET /v0/cities/{city\_id} was:
![image](https://user-images.githubusercontent.com/100361258/197526012-049e2aa9-b2ee-4e2f-a09b-197b02a48c5d.png)

2- GET /v0/transport\_stations became:
**Paramètres**

```
- accept-language*
- api_key*
- filter
```

Outputs
1- GET /v0/cities/{city\_id} was:
![image](https://user-images.githubusercontent.com/100361258/197526428-5ffe5e3a-1775-460a-a16d-8e8d56c641b3.png)

2- GET /v0/transport\_stations became:

```json
[
  {
    "id": "CDG",
    "city_id": "PAR",
    "type": "AIRPORT",
    "label": "Paris-Roissy Charles de Gaulle",
    "is_main_city_station": true
  },
  {
    "id": "GDN",
    "city_id": "PAR",
    "type": "TRAIN_STATION",
    "label": "Gare du nord",
    "is_main_city_station": true
  },
  {
    "id": "LHV",
    "city_id": "HAV",
    "type": "PORT",
    "label": "Le Havre",
    "is_main_city_station": true
  }
]
```