Function normalizeOpenAIBaseUrl

ai/ai.ts:1747–1794

(url: string)

const normalizeOpenAIBaseUrl = (url: string): string => {
  try {
    const u = new URL(url);

    if (u.hostname.includes("gateway.ai.cloudflare.com")) {
      const openAiIndex = u.pathname.indexOf("/openai");
      if (openAiIndex >= 0) {
        u.pathname = u.pathname.slice(0, openAiIndex + "/openai".length);
      }
      u.search = "";
      return u.toString();
    }

    const stripSuffixes = [
      "/chat/completions",
      "/completions",
      "/responses",
      "/messages",
      "/images/generations",
    ];
    for (const s of stripSuffixes) {
      if (u.pathname.endsWith(s)) {
        u.pathname = u.pathname.slice(0, -s.length);
        break;
      }
    }

    const apiV1Index = u.pathname.indexOf("/api/v1");
    if (apiV1Index >= 0) {
      u.pathname = u.pathname.slice(0, apiV1Index + "/api/v1".length);
      u.search = "";
      return u.toString();
    }

    const v1Index = u.pathname.indexOf("/v1");
    if (v1Index >= 0) {
      u.pathname = u.pathname.slice(0, v1Index + "/v1".length);
      u.search = "";
      return u.toString();
    }

    u.pathname = "/v1";
    u.search = "";
    return u.toString();
  } catch {
    return url;
  }
};

const normalizeGeminiBaseUrl = (url: string): string => {
  try {
    const u = new URL(url);