{
  "model": "Tencent Hy4 preview",
  "canonical_routes": [
    "openrouter/tencent/hy4-preview",
    "opencode-go/hy4-preview"
  ],
  "announcement": {
    "source": "Tencent Hy on X",
    "url": "https://x.com/TencentHunyuan/status/2093222928720761009",
    "published_at": "2026-08-28T06:23:31Z",
    "claim": "Tencent announced Hy4 preview with 770B total parameters, 49B active parameters and 1M context."
  },
  "maker_page": {
    "source": "Tencent corporate newsroom",
    "url": "https://www.tencent.com/tencent-releases-and-open-sources-tencent-hy4-preview/",
    "published_at": "2026-08-28T08:48:45Z",
    "claim": "Tencent released and open-sourced Hy4 preview and described access through Tencent products, Tencent Cloud TokenHub and OpenRouter."
  },
  "route_observations": [
    {
      "provider": "openrouter",
      "model": "tencent/hy4-preview",
      "provider_created_at": "2026-08-28T06:09:35Z",
      "endpoint_first_seen_at": "2026-08-28T06:31:32Z",
      "source": "https://openrouter.ai/api/v1/models"
    },
    {
      "provider": "opencode-go",
      "model": "hy4-preview",
      "provider_created_at": "2026-08-28T23:00:04Z",
      "endpoint_first_seen_at": "2026-08-28T15:08:48Z",
      "source": "https://opencode.ai/zen/go/v1/models"
    }
  ],
  "date_semantics": "Announcement and maker publication times are separate from provider metadata and endpoint first-seen times."
}