The explanation endpoint returns the score and the constraints that are violated in the current solution. It can give the insights into why a solve was like it is.

NameTypeDescription
scoreScoreScore
conflictsConflictConflicts
unresolvedUnresolvedUnresolved constraints

Example:

explanation
{
  "score": {
    "hardScore": 0,
    "mediumScore": -25200,
    "softScore": -6924,
    "feasible": true
  },
  "unresolved": [
    {
      "constraint": "JOB_DAY_INDEX",
      "score": "-7soft"
    },
    {
      "constraint": "TRAVEL_TIME",
      "score": "-6917soft"
    },
    {
      "constraint": "UNUSED_RESOURCES",
      "score": "-25200medium"
    }
  ]
}

​
Unresolved

NameTypeDescription
constraintstringRouting constraint name
scorestringscore of this constraint

​
Conflict

NameTypeDescription
constraintRoutingConstraintRouting constraint name
scorestringscore of this constraint
jobstringjob name in this conflict
resourcestringresource name in this conflict
tagstringtag name in this conflict

​
Constraint

NameDescriptionImpact
UNUSED_RESOURCESThere are resources that are not used.medium
JOB_DAY_INDEXThe job is not planned on the day it should be planned.soft
TRAVEL_TIMEThe travel time is too long.soft
JOB_TIME_WINDOWThe job is not planned in the time window.soft
JOB_SKILLSThe job is not planned on a resource that has the required skills.soft
PRIORITYA priority job that should be in the planningsoft

Explains the conflicts of a certain routing solution and the unresolved constraints.