Sprint burndown projection API

Project the ideal burndown line ideal(d) = total - (total/sprintDays)·d across a sprint, with per-day burn rate, and — given the current day and actual remaining — an ahead/behind-ideal delta and status. Answers 'what should my burndown look like','am I ahead or behind the ideal line','what is the ideal remaining work on day 5'.

Price$0.01per request

MethodPOST

Route/v1/calc/pm-burndown-projection

StatusLive

MIME typeapplication/json

Rate limit120/minute

CacheNo cache

calcpmagileburndownsprintscrumprojectiontracking

API URLhttps://x402.hexl.dev/v1/calc/pm-burndown-projection

Integration docs

Example request

{
  "totalPoints": 40,
  "sprintDays": 10,
  "currentDay": 5,
  "actualRemaining": 18
}

Example response

{
  "totalPoints": 40,
  "sprintDays": 10,
  "burnRatePerDay": 4,
  "idealRemaining": [
    40,
    36,
    32,
    28,
    24,
    20,
    16,
    12,
    8,
    4,
    0
  ],
  "formula": "ideal(d) = total - (total/sprintDays)·d",
  "currentDay": 5,
  "actualRemaining": 18,
  "idealRemainingNow": 20,
  "delta": 2,
  "status": "ahead-of-ideal"
}

Input schema

{
  "type": "object",
  "required": [
    "totalPoints",
    "sprintDays"
  ],
  "properties": {
    "totalPoints": {
      "type": "number",
      "description": "Committed points at sprint start",
      "examples": [
        40
      ]
    },
    "sprintDays": {
      "type": "number",
      "examples": [
        10
      ]
    },
    "currentDay": {
      "type": "number",
      "description": "Optional, for ahead/behind comparison",
      "examples": [
        5
      ]
    },
    "actualRemaining": {
      "type": "number",
      "description": "Optional actual points remaining now",
      "examples": [
        18
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}