{
  "$schema": "https://modeldeprecations.dev/api/v1/schema.json",
  "provider": "anthropic",
  "model": "claude-opus-4-5-20251101",
  "name": "Claude Opus 4.5",
  "aliases": [
    "claude-opus-4-5"
  ],
  "description": "The November 2025 Opus, and the oldest Opus still active. Its earliest retirement date of November 2026 is the nearest of any active Anthropic model — worth noting if it is still the default in your config.",
  "released_on": "2025-11-01",
  "earliest_shutdown_on": "2026-11-24",
  "status": "active",
  "replacements": [],
  "sources": [
    {
      "url": "https://platform.claude.com/docs/en/about-claude/model-deprecations",
      "title": "Anthropic model deprecations",
      "accessed": "2026-07-30"
    }
  ],
  "last_verified": "2026-07-30",
  "computed_status": "active",
  "asOf": "2026-07-30"
}