Function parseModelsDev

packages/llm-info/src/sources/models-dev.ts:45–109

(raw: unknown)

const DEFAULT_URL = "https://models.dev/api.json";

export function parseModelsDev(raw: unknown): ModelsDevApi {
  if (typeof raw !== "object" || raw === null || Array.isArray(raw)) {
    throw new Error("models.dev response is not an object");
  }

  const out: ModelsDevApi = {};
  let skippedModels = 0;

  for (const [providerId, providerRaw] of Object.entries(
    raw as Record<string, unknown>,
  )) {
    if (
      typeof providerRaw !== "object" ||
      providerRaw === null ||
      Array.isArray(providerRaw)
    ) {
      Logger.warn(
        `models.dev: skipping provider "${providerId}" (not an object)`,
      );
      continue;
    }
    const providerObj = providerRaw as {
      id?: unknown;
      name?: unknown;
      models?: unknown;
    };
    if (
      typeof providerObj.models !== "object" ||
      providerObj.models === null ||
      Array.isArray(providerObj.models)
    ) {
      Logger.warn(`models.dev: skipping provider "${providerId}" (no models)`);
      continue;
    }

    const models: Record<string, ModelsDevModel> = {};
    for (const [modelId, modelRaw] of Object.entries(
      providerObj.models as Record<string, unknown>,
    )) {
      const parsed = ModelsDevModelSchema.safeParse(modelRaw);
      if (parsed.success) {
        models[modelId] = parsed.data;
      } else {
        skippedModels += 1;
        Logger.warn(
          `models.dev: skipping ${providerId}/${modelId} (${parsed.error.issues[0]?.message ?? "validation error"})`,
        );
      }
    }

    out[providerId] = {
      id: typeof providerObj.id === "string" ? providerObj.id : providerId,
      name: typeof providerObj.name === "string" ? providerObj.name : undefined,
      models,
    };
  }

  if (skippedModels > 0) {