{
  "meta": {
    "key": "swe_bench",
    "title": "SWE-bench Verified",
    "unit": "%",
    "category": "AI",
    "source": "Anthropic system cards + release records",
    "sourceUrl": "https://www.anthropic.com/claude-opus-5-system-card",
    "verified": "2026-09-06",
    "url": "https://exponentialtracker.com/curve/swe_bench",
    "csv": "https://exponentialtracker.com/data/swe_bench.csv",
    "json": "https://exponentialtracker.com/data/swe_bench.json",
    "retrievedFrom": "Compiled by Exponential Tracker and re-derived from the source named above. Rebuilt on every deploy, so re-fetch rather than trusting a saved copy to be current.",
    "rights": "The underlying data belongs to Anthropic system cards + release records. This compilation may be reused with attribution to Exponential Tracker. No licence is claimed or implied over the source data.",
    "citation": "Exponential Tracker, \"SWE-bench Verified\", exponentialtracker.com/curve/swe_bench, data verified 2026-09-06. Underlying source: Anthropic system cards + release records."
  },
  "data": [
    {
      "year": 2024.47,
      "value": 33.4,
      "label": "Claude 3.5 Sonnet"
    },
    {
      "year": 2024.81,
      "value": 49,
      "label": "Claude 3.5 Sonnet (new)"
    },
    {
      "year": 2025.15,
      "value": 62.3,
      "label": "Claude 3.7 Sonnet"
    },
    {
      "year": 2025.39,
      "value": 72.5,
      "label": "Claude Opus 4"
    },
    {
      "year": 2025.9,
      "value": 80.9,
      "label": "Claude Opus 4.5"
    },
    {
      "year": 2026.41,
      "value": 88.6,
      "label": "Claude Opus 4.8"
    },
    {
      "year": 2026.44,
      "value": 95,
      "label": "Claude Fable 5"
    },
    {
      "year": 2026.56,
      "value": 96,
      "label": "Claude Opus 5"
    }
  ]
}