curl --request GET \
  --url https://api.bachs.io/v1/customers \
  --header 'Authorization: Bearer <token>'

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.bachs.io/v1/customers', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.bachs.io/v1/customers"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.bachs.io/v1/customers"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "items": [
    {
      "customer_id": "cust_1a2b3c4d5e6f7g8h",
      "email": "ada@example.com",
      "name": "Ada Lovelace",
      "metadata": {
        "tier": "vip"
      },
      "created_at": "2026-07-13T14:00:00.000Z",
      "updated_at": "2026-07-13T14:00:00.000Z"
    }
  ],
  "pagination": {
    "next_cursor": "cur_20",
    "prev_cursor": null,
    "has_more": true,
    "limit": 20,
    "offset": 0,
    "returned": 1,
    "total": 47
  }
}

{
  "detail": "Invalid request parameters",
  "error_code": "VALIDATION_ERROR",
  "errors": [
    {
      "field": "amount",
      "message": "Amount must be a positive decimal string",
      "type": "value_error"
    }
  ]
}

{
  "detail": "Invalid API key",
  "error_code": "UNAUTHORIZED"
}

{
  "detail": "API key does not have permission for this operation",
  "error_code": "FORBIDDEN"
}

{
  "detail": "Resource not found",
  "error_code": "NOT_FOUND"
}

{
  "detail": "Rate limit exceeded. Please retry after a few seconds.",
  "error_code": "TOO_MANY_REQUESTS"
}

{
  "detail": "An unexpected error occurred. Please try again later.",
  "error_code": "INTERNAL_SERVER_ERROR"
}