Method listModels

src/llm/providers/custom.ts:46–78

()

  }

  async listModels(): Promise<ModelInfo[]> {
    if (!this.customApiKey) return [];
    if (this.explicitModels) return this.explicitModels;
    if (this.discovered) return this.discovered;

    // Auto-discovery: ask the gateway what it serves.
    try {
      const res = await fetch(modelsEndpoint(this.discoverBaseUrl), {
        headers: { Authorization: `Bearer ${this.customApiKey}`, ...(this.customHeaders ?? {}) },
        signal: AbortSignal.timeout(8000),
      });
      if (!res.ok) {
        logger.warn(`Custom provider ${this.name}: GET /models returned ${res.status}; no models discovered. ` +
          `List them explicitly under providers.custom[].models if discovery isn't supported.`);
        this.discovered = [];
        return this.discovered;
      }
      const body = await res.json();
      const models = mapDiscoveredModels(body);
      if (models.length === 0) {
        logger.warn(`Custom provider ${this.name}: /models returned no usable ids.`);
      } else {
        logger.info(`Custom provider ${this.name}: discovered ${models.length} models from /models.`);
      }
      this.discovered = models;
      return models;
    } catch (e: any) {
      logger.warn(`Custom provider ${this.name}: model discovery failed (${e?.message ?? e}). ` +
        `Set providers.custom[].models explicitly to use it offline-of-discovery.`);
      this.discovered = [];
      return this.discovered;
    }
  }
}