{
  "page": "https://opencode.ai/data/anthropic/claude-sonnet-5-5",
  "updatedAt": null,
  "summary": "Claude Sonnet 5.5 costs $2.00 per 1M input tokens and $10.00 per 1M output tokens.",
  "model": {
    "id": "anthropic/claude-sonnet-5-5",
    "name": "Claude Sonnet 5.5",
    "lab": "anthropic",
    "labName": "Anthropic",
    "family": "claude-sonnet",
    "description": "Fast Claude model for everyday coding, agents, and knowledge work",
    "releaseDate": "2026-09-28",
    "lastUpdated": "2026-09-28",
    "knowledgeCutoff": "2026-06",
    "contextTokens": 1000000,
    "outputTokens": 128000,
    "inputModalities": [
      "text",
      "image",
      "pdf"
    ],
    "outputModalities": [
      "text"
    ],
    "reasoning": true,
    "toolCall": true,
    "openWeights": false,
    "weights": [],
    "priceUsdPer1M": {
      "input": 2,
      "output": 10,
      "cachedInput": 0.2,
      "cacheWrite": 2.5
    },
    "benchmarks": [
      {
        "name": "Terminal-Bench",
        "score": 70.6,
        "metric": "score",
        "version": "4.0",
        "source": "https://www.anthropic.com/claude-sonnet-5-5"
      },
      {
        "name": "FrontierCode",
        "score": 46.2,
        "metric": "score",
        "variant": "max effort",
        "dataset": "Main",
        "version": "1.1",
        "source": "https://www.anthropic.com/claude-sonnet-5-5"
      },
      {
        "name": "CursorBench",
        "score": 55.5,
        "metric": "score",
        "version": "4.0",
        "source": "https://www.anthropic.com/claude-sonnet-5-5"
      },
      {
        "name": "GDPval-AA",
        "score": 1844,
        "metric": "Elo",
        "version": "2.1",
        "source": "https://www.anthropic.com/claude-sonnet-5-5"
      },
      {
        "name": "Humanity's Last Exam",
        "score": 64.5,
        "metric": "score",
        "variant": "with tools",
        "source": "https://www.anthropic.com/claude-sonnet-5-5"
      },
      {
        "name": "OSWorld",
        "score": 80.1,
        "metric": "partial score",
        "version": "2.1",
        "source": "https://www.anthropic.com/claude-sonnet-5-5"
      }
    ]
  },
  "usage": null
}