{
  "baseline": {
    "age_matched": {
      "buckets_used": 5,
      "gap": 0.22374002540212656,
      "tagged_lines_covered": 1.0,
      "tagged_rate": 0.8552283313338104,
      "untagged_rate": 0.6314883059316838
    },
    "by_age": [
      {
        "from_days": 0,
        "tagged": {
          "cap_lines": 851,
          "capped_survival_rate": 0.8262732615970357,
          "commits": 404,
          "introduced": 108980,
          "largest_commit_share": 0.1079647641769132,
          "median_survival": 0.9790168745414527,
          "survival_rate": 0.8220866213984217,
          "surviving": 89591
        },
        "to_days": 30,
        "untagged": {
          "cap_lines": 3,
          "capped_survival_rate": 0.4962326784869272,
          "commits": 1607,
          "introduced": 106328,
          "largest_commit_share": 0.48464186291475436,
          "median_survival": 0.3333333333333333,
          "survival_rate": 0.7220581596569107,
          "surviving": 76775
        }
      },
      {
        "from_days": 30,
        "tagged": {
          "cap_lines": 670,
          "capped_survival_rate": 0.8305958901526885,
          "commits": 454,
          "introduced": 74403,
          "largest_commit_share": 0.09031893875246966,
          "median_survival": 0.9639746634996041,
          "survival_rate": 0.8061502896388586,
          "surviving": 59980
        },
        "to_days": 90,
        "untagged": {
          "cap_lines": 3,
          "capped_survival_rate": 0.34902197115731964,
          "commits": 2308,
          "introduced": 136571,
          "largest_commit_share": 0.33157112417716794,
          "median_survival": 0.3333333333333333,
          "survival_rate": 0.7986029244861647,
          "surviving": 109066
        }
      },
      {
        "from_days": 90,
        "tagged": {
          "cap_lines": 339,
          "capped_survival_rate": 0.7727454468288227,
          "commits": 652,
          "introduced": 612410,
          "largest_commit_share": 0.810940383076697,
          "median_survival": 0.8571428571428571,
          "survival_rate": 0.9197694355088911,
          "surviving": 563276
        },
        "to_days": 180,
        "untagged": {
          "cap_lines": 4,
          "capped_survival_rate": 0.3525581487794125,
          "commits": 3266,
          "introduced": 247426,
          "largest_commit_share": 0.1277028283203867,
          "median_survival": 0.3333333333333333,
          "survival_rate": 0.5281942883932974,
          "surviving": 130689
        }
      },
      {
        "from_days": 180,
        "tagged": {
          "cap_lines": 530,
          "capped_survival_rate": 0.690293315449779,
          "commits": 870,
          "introduced": 255548,
          "largest_commit_share": 0.1279876970275643,
          "median_survival": 0.75,
          "survival_rate": 0.8075430056192966,
          "surviving": 206366
        },
        "to_days": 365,
        "untagged": {
          "cap_lines": 51,
          "capped_survival_rate": 0.4750805010366827,
          "commits": 5252,
          "introduced": 275913,
          "largest_commit_share": 0.11239049990395523,
          "median_survival": 0.3333333333333333,
          "survival_rate": 0.7732654858596731,
          "surviving": 213354
        }
      },
      {
        "from_days": 365,
        "tagged": {
          "cap_lines": 621,
          "capped_survival_rate": 0.624446343542929,
          "commits": 147,
          "introduced": 76428,
          "largest_commit_share": 0.40080860417647984,
          "median_survival": 0.7228144989339019,
          "survival_rate": 0.5925446171560161,
          "surviving": 45287
        },
        "to_days": 730,
        "untagged": {
          "cap_lines": 128,
          "capped_survival_rate": 0.5256035797915797,
          "commits": 17293,
          "introduced": 1444466,
          "largest_commit_share": 0.02889995333915786,
          "median_survival": 0.3333333333333333,
          "survival_rate": 0.6932887309220155,
          "surviving": 1001432
        }
      },
      {
        "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": 940,
          "capped_survival_rate": 0.22026160902755235,
          "commits": 21805,
          "introduced": 5485174,
          "largest_commit_share": 0.022382881564012372,
          "median_survival": 0.02040816326530612,
          "survival_rate": 0.24760946507804493,
          "surviving": 1358181
        }
      }
    ],
    "oldest_surviving": {
      "age_days": 2259,
      "commits_before": 2,
      "date": "2020-08-04",
      "introduced_before": 105,
      "tagged_commits_before": 0,
      "tagged_introduced_before": 0
    },
    "untagged": {
      "cap_lines": 488,
      "capped_survival_rate": 0.3027163718803641,
      "commits": 51531,
      "introduced": 7695878,
      "largest_commit_share": 0.015953215474569633,
      "median_survival": 0.3333333333333333,
      "survival_rate": 0.37546034383601196,
      "surviving": 2889497
    }
  },
  "by_agent": {
    "claude-code": {
      "cap_lines": 1943,
      "capped_survival_rate": 0.7736971077390828,
      "commits": 144,
      "introduced": 90075,
      "largest_commit_share": 0.17480988065500971,
      "median_survival": 0.8562822719449226,
      "survival_rate": 0.7584235359422703,
      "surviving": 68315
    },
    "cursor": {
      "cap_lines": 7319,
      "capped_survival_rate": 0.9920141969831411,
      "commits": 9,
      "introduced": 14651,
      "largest_commit_share": 0.49955634427684115,
      "median_survival": 0.9937833037300178,
      "survival_rate": 0.9920141969831411,
      "surviving": 14534
    },
    "devin": {
      "cap_lines": 470,
      "capped_survival_rate": 0.7571490374613687,
      "commits": 2361,
      "introduced": 1022189,
      "largest_commit_share": 0.48584752917513296,
      "median_survival": 0.875,
      "survival_rate": 0.8618298572964491,
      "surviving": 880953
    },
    "github-copilot": {
      "cap_lines": 312,
      "capped_survival_rate": 0.8028350515463918,
      "commits": 12,
      "introduced": 776,
      "largest_commit_share": 0.4020618556701031,
      "median_survival": 0.8603286384976525,
      "survival_rate": 0.8028350515463918,
      "surviving": 623
    },
    "openai-codex": {
      "cap_lines": 78,
      "capped_survival_rate": 0.9615384615384616,
      "commits": 1,
      "introduced": 78,
      "largest_commit_share": 1.0,
      "median_survival": 0.9615384615384616,
      "survival_rate": 0.9615384615384616,
      "surviving": 75
    }
  },
  "coverage": {
    "blame_flags": [
      "-w",
      "-M",
      "-C"
    ],
    "ignore_revs_file": false,
    "method": "v4",
    "sample_floor": 5,
    "shallow": false,
    "small_sample": false
  },
  "method": "v4",
  "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": "3aea566d11fb4e766791eadc344d5a9a145005c4",
    "origin": "https://github.com/airbytehq/airbyte"
  },
  "total_commits": 54058,
  "verified": {
    "cap_lines": 600,
    "capped_survival_rate": 0.7635769424912726,
    "commits": 2527,
    "introduced": 1127769,
    "largest_commit_share": 0.4403632304133205,
    "median_survival": 0.875,
    "survival_rate": 0.8552283313338104,
    "surviving": 964500
  }
}