{
  "baseline": {
    "age_matched": {
      "buckets_used": 5,
      "gap": 0.018512226086997097,
      "tagged_lines_covered": 1.0,
      "tagged_rate": 0.7945952280883256,
      "untagged_rate": 0.7760830020013285
    },
    "by_age": [
      {
        "from_days": 0,
        "tagged": {
          "cap_lines": 1478,
          "capped_survival_rate": 0.8654651993666974,
          "commits": 158,
          "introduced": 43014,
          "largest_commit_share": 0.08036918212674943,
          "median_survival": 0.8846153846153846,
          "survival_rate": 0.8689496443018552,
          "surviving": 37377
        },
        "to_days": 30,
        "untagged": {
          "cap_lines": 563,
          "capped_survival_rate": 0.9042004578329622,
          "commits": 72,
          "introduced": 7387,
          "largest_commit_share": 0.25219981047786655,
          "median_survival": 1.0,
          "survival_rate": 0.9312305401380804,
          "surviving": 6879
        }
      },
      {
        "from_days": 30,
        "tagged": {
          "cap_lines": 923,
          "capped_survival_rate": 0.83792587608288,
          "commits": 159,
          "introduced": 94454,
          "largest_commit_share": 0.5899803078747327,
          "median_survival": 0.8712871287128713,
          "survival_rate": 0.9290024773964046,
          "surviving": 87748
        },
        "to_days": 90,
        "untagged": {
          "cap_lines": 1086,
          "capped_survival_rate": 0.8352854236020327,
          "commits": 101,
          "introduced": 28479,
          "largest_commit_share": 0.2285192598054707,
          "median_survival": 0.8616835585585585,
          "survival_rate": 0.8636188068401278,
          "surviving": 24595
        }
      },
      {
        "from_days": 90,
        "tagged": {
          "cap_lines": 1172,
          "capped_survival_rate": 0.7952095516649162,
          "commits": 439,
          "introduced": 116557,
          "largest_commit_share": 0.043566666952649775,
          "median_survival": 0.8,
          "survival_rate": 0.8068841854200091,
          "surviving": 94048
        },
        "to_days": 180,
        "untagged": {
          "cap_lines": 779,
          "capped_survival_rate": 0.8082835462256612,
          "commits": 180,
          "introduced": 31934,
          "largest_commit_share": 0.175330368885827,
          "median_survival": 0.8333333333333334,
          "survival_rate": 0.7798271434834346,
          "surviving": 24903
        }
      },
      {
        "from_days": 180,
        "tagged": {
          "cap_lines": 939,
          "capped_survival_rate": 0.7806825774878354,
          "commits": 765,
          "introduced": 158720,
          "largest_commit_share": 0.019184727822580645,
          "median_survival": 0.7507455268389662,
          "survival_rate": 0.7910786290322581,
          "surviving": 125560
        },
        "to_days": 365,
        "untagged": {
          "cap_lines": 436,
          "capped_survival_rate": 0.7688422074571866,
          "commits": 268,
          "introduced": 25585,
          "largest_commit_share": 0.06640609732264999,
          "median_survival": 0.6988372093023256,
          "survival_rate": 0.7949970685948798,
          "surviving": 20340
        }
      },
      {
        "from_days": 365,
        "tagged": {
          "cap_lines": 1496,
          "capped_survival_rate": 0.5871315656035951,
          "commits": 213,
          "introduced": 82151,
          "largest_commit_share": 0.053876398339642854,
          "median_survival": 0.6047104779411765,
          "survival_rate": 0.59048581271074,
          "surviving": 48509
        },
        "to_days": 730,
        "untagged": {
          "cap_lines": 740,
          "capped_survival_rate": 0.5289477272699421,
          "commits": 146,
          "introduced": 23277,
          "largest_commit_share": 0.19839326373673583,
          "median_survival": 0.37018255578093306,
          "survival_rate": 0.5523478111440477,
          "surviving": 12857
        }
      },
      {
        "from_days": 730,
        "tagged": {
          "cap_lines": null,
          "capped_survival_rate": null,
          "commits": 0,
          "introduced": 0,
          "largest_commit_share": null,
          "median_survival": null,
          "survival_rate": null,
          "surviving": 0
        },
        "to_days": null,
        "untagged": {
          "cap_lines": null,
          "capped_survival_rate": null,
          "commits": 0,
          "introduced": 0,
          "largest_commit_share": null,
          "median_survival": null,
          "survival_rate": null,
          "surviving": 0
        }
      }
    ],
    "oldest_surviving": {
      "age_days": 407,
      "commits_before": 0,
      "date": "2025-08-23",
      "introduced_before": 0,
      "tagged_commits_before": 0,
      "tagged_introduced_before": 0
    },
    "untagged": {
      "cap_lines": 684,
      "capped_survival_rate": 0.7620543045316518,
      "commits": 767,
      "introduced": 116662,
      "largest_commit_share": 0.055785088546399,
      "median_survival": 0.7767755450699643,
      "survival_rate": 0.7678078551713498,
      "surviving": 89574
    }
  },
  "by_agent": {
    "claude-code": {
      "cap_lines": 897,
      "capped_survival_rate": 0.7745083483191981,
      "commits": 104,
      "introduced": 31270,
      "largest_commit_share": 0.10732331307962904,
      "median_survival": 0.8152173913043478,
      "survival_rate": 0.7826670930604414,
      "surviving": 24474
    },
    "devin": {
      "cap_lines": 45,
      "capped_survival_rate": 1.0,
      "commits": 1,
      "introduced": 45,
      "largest_commit_share": 1.0,
      "median_survival": 1.0,
      "survival_rate": 1.0,
      "surviving": 45
    },
    "github-copilot": {
      "cap_lines": 341,
      "capped_survival_rate": 0.44574780058651026,
      "commits": 4,
      "introduced": 682,
      "largest_commit_share": 0.5,
      "median_survival": 0.42320381231671556,
      "survival_rate": 0.44574780058651026,
      "surviving": 304
    },
    "openhands": {
      "cap_lines": 1157,
      "capped_survival_rate": 0.763490365719431,
      "commits": 1625,
      "introduced": 462899,
      "largest_commit_share": 0.12038479236291286,
      "median_survival": 0.7740532959326788,
      "survival_rate": 0.7958950008533179,
      "surviving": 368419
    }
  },
  "coverage": {
    "blame_flags": [
      "-w",
      "-M",
      "-C"
    ],
    "ignore_revs_file": false,
    "method": "v3",
    "sample_floor": 5,
    "shallow": false,
    "small_sample": false
  },
  "method": "v3",
  "probable": {
    "cap_lines": null,
    "capped_survival_rate": null,
    "commits": 0,
    "introduced": 0,
    "largest_commit_share": null,
    "median_survival": null,
    "survival_rate": null,
    "surviving": 0
  },
  "repository": {
    "head": "eeba47cd6f17758f20e651074f2d47b5d7fc5822",
    "origin": "https://github.com/OpenHands/software-agent-sdk"
  },
  "total_commits": 2501,
  "verified": {
    "cap_lines": 1152,
    "capped_survival_rate": 0.7641229873300136,
    "commits": 1734,
    "introduced": 494896,
    "largest_commit_share": 0.1126014354531053,
    "median_survival": 0.7784471218206158,
    "survival_rate": 0.7945952280883256,
    "surviving": 393242
  }
}