{
  "tool_id": "race_time_predictor",
  "slug": "race-time-predictor",
  "path": "/race-time-predictor/",
  "mode": "url_api",
  "api_usage": "GET https://aifithub.io/api/race-time-predictor/?<params>",
  "sample_input": {
    "tool": "race_time_predictor",
    "known_distance_km": 10,
    "known_time_minutes": 50,
    "target_distances_km": [
      5,
      10,
      21.0975,
      42.195
    ]
  },
  "input_schema": {
    "type": "object",
    "properties": {
      "tool": {
        "type": "string"
      },
      "known_distance_km": {
        "type": "number"
      },
      "known_time_minutes": {
        "type": "number"
      },
      "target_distances_km": {
        "type": "array",
        "items": {
          "type": "number"
        }
      }
    },
    "required": [
      "known_distance_km",
      "known_time_minutes",
      "target_distances_km"
    ]
  },
  "output_schema": {
    "type": "object",
    "properties": {
      "predictions": {
        "type": "array",
        "description": "Predicted finish times per target distance",
        "items": {
          "type": "object",
          "properties": {
            "label": {
              "type": "string"
            },
            "distanceKm": {
              "type": "number"
            },
            "timeMinutes": {
              "type": "number"
            },
            "paceMinPerKm": {
              "type": "number"
            },
            "paceMinPerMile": {
              "type": "number"
            },
            "difficultyDelta": {
              "type": "number",
              "description": "Pace ratio vs baseline (1 = same effort, >1 = harder)"
            }
          }
        }
      },
      "baselinePaceMinPerKm": {
        "type": "number"
      },
      "baselinePaceMinPerMile": {
        "type": "number"
      }
    }
  }
}