Stealth browser infrastructure
as a service

const apiKey = process.env.BROWSERCITY_API_KEY!;const opts = { method: "POST", headers: { Authorization: `Bearer ${apiKey}` } };const post = (path: string, body: unknown) =>  fetch("https://api.browser.city" + path, { ...opts, body: JSON.stringify(body) }).then((r) => r.json());const open = await post("/v1/do/open", {  browser: "chromium",  egress: { mode: "managed", proxyType: "residential", country: "US" },});const sessionId = open.result;await post("/v1/do/navigate", { sessionId, url: "https://example.com" });const md = await post("/v1/do/markdown", { sessionId });console.log(md.result);

import osimport requestsapi_key = os.environ["BROWSERCITY_API_KEY"]headers = {"Authorization": f"Bearer {api_key}"}base = "https://api.browser.city"post = lambda path, payload: requests.post(base + path, headers=headers, json=payload).json()open_res = post(    "/v1/do/open",    {        "browser": "chromium",        "egress": {"mode": "managed", "proxyType": "residential", "country": "US"},    },)session_id = open_res["result"]post("/v1/do/navigate", {"sessionId": session_id, "url": "https://example.com"})md = post("/v1/do/markdown", {"sessionId": session_id})print(md["result"])

using System.Net.Http.Headers;using System.Net.Http.Json;var apiKey = Environment.GetEnvironmentVariable("BROWSERCITY_API_KEY")!;var http = new HttpClient();http.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", apiKey);var open = await http.PostAsJsonAsync(  "https://api.browser.city/v1/do/open",  new {    browser = "chromium",    egress = new { mode = "managed", proxyType = "residential", country = "US" },  });var openJson = await open.Content.ReadFromJsonAsync<DoResponse>() ?? throw new Exception("bad response");var sessionId = openJson.result;await http.PostAsJsonAsync(  "https://api.browser.city/v1/do/navigate",  new { sessionId, url = "https://example.com" });var md = await http.PostAsJsonAsync(  "https://api.browser.city/v1/do/markdown",  new { sessionId });var mdJson = await md.Content.ReadFromJsonAsync<DoResponse>() ?? throw new Exception("bad response");Console.WriteLine(mdJson.result);public record DoResponse(string result);

import java.net.URI;import java.net.http.*;var apiKey = System.getenv("BROWSERCITY_API_KEY");var auth = "Bearer " + apiKey;var http = HttpClient.newHttpClient();var openRes = http.send(  HttpRequest.newBuilder()    .uri(URI.create("https://api.browser.city/v1/do/open"))    .header("Authorization", auth)    .POST(HttpRequest.BodyPublishers.ofString(      "{\"browser\":\"chromium\",\"egress\":{\"mode\":\"managed\",\"proxyType\":\"residential\",\"country\":\"US\"}}"))    .build(),  HttpResponse.BodyHandlers.ofString());var sessionId = extractField(openRes.body(), "result");http.send(  HttpRequest.newBuilder()    .uri(URI.create("https://api.browser.city/v1/do/navigate"))    .header("Authorization", auth)    .POST(HttpRequest.BodyPublishers.ofString(      "{\"sessionId\":\"" + sessionId + "\",\"url\":\"https://example.com\"}"))    .build(),  HttpResponse.BodyHandlers.discarding());var mdRes = http.send(  HttpRequest.newBuilder()    .uri(URI.create("https://api.browser.city/v1/do/markdown"))    .header("Authorization", auth)    .POST(HttpRequest.BodyPublishers.ofString(      "{\"sessionId\":\"" + sessionId + "\"}"))    .build(),  HttpResponse.BodyHandlers.ofString());System.out.println(mdRes.body());static String extractField(String json, String key) {  // Use a proper JSON parser in production. This is intentionally minimal.  var i = json.indexOf("\"" + key + "\"");  if (i < 0) return "";  var start = json.indexOf('"', i + key.length() + 2);  var end = json.indexOf('"', start + 1);  return (start >= 0 && end > start) ? json.substring(start + 1, end) : "";}