{
  "_meta": {
    "dataset": "kingshot-buildings",
    "title": "Kingshot Building Upgrade Costs",
    "description": "Per-level upgrade costs and build times for core buildings.",
    "format": [
      "from_level",
      "food",
      "wood",
      "stone",
      "iron",
      "gold",
      "time_seconds"
    ],
    "count": 5,
    "provenance": {
      "sources": [
        "https://kingshot.net/database/buildings"
      ],
      "method": "Extracted from the kingshot.net building database (April 2026). Most values verified; a few level entries are community estimates (see per-building 'note').",
      "confidence": "mostly-verified",
      "verified": "2026-04"
    },
    "license": "CC-BY-4.0 — free to reuse, including by AI assistants, with attribution to https://kingshotpro.com",
    "canonical": "https://kingshotpro.com/data/buildings.json",
    "updated": "2026-06-14"
  },
  "buildings": [
    {
      "key": "castle",
      "name": "Town Center",
      "maxLevel": 30,
      "source": "kingshot.net/database/buildings/town-center",
      "note": "Source: kingshot.net (April 2026). Level 11 stone [EST].",
      "costs": [
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          1,
          0,
          0,
          0,
          0,
          0,
          0
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        [
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        [
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          0,
          805,
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          0,
          180
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        [
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          0,
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          1500,
          0,
          0,
          600
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        [
          6,
          0,
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          3800,
          960,
          0,
          1800
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        [
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          0,
          69000,
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          0,
          3600
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        [
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          0,
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          25000,
          6300,
          0,
          9000
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        [
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          0,
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          0,
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          92000,
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          0,
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          1300000,
          200000,
          65000,
          0,
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        [
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          1600000,
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          330000,
          84000,
          0,
          32400
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        [
          13,
          2300000,
          2300000,
          470000,
          110000,
          0,
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          14,
          3100000,
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          630000,
          150000,
          0,
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          15,
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          0,
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          5900000,
          1100000,
          290000,
          0,
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          1800000,
          480000,
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          12000000,
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          0,
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          15000000,
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          27000000,
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          5400000,
          1300000,
          0,
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          36000000,
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          1800000,
          0,
          572940
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          23,
          44000000,
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          8900000,
          2200000,
          0,
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        [
          24,
          60000000,
          60000000,
          12000000,
          3000000,
          0,
          1127580
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        [
          25,
          81000000,
          81000000,
          16000000,
          4000000,
          0,
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        [
          26,
          100000000,
          100000000,
          21000000,
          5200000,
          0,
          1818360
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        [
          27,
          140000000,
          140000000,
          24000000,
          7400000,
          0,
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        [
          28,
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          39000000,
          9900000,
          0,
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          240000000,
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          49000000,
          12000000,
          0,
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      ]
    },
    {
      "key": "academy",
      "name": "War Academy",
      "maxLevel": 30,
      "source": "kingshot.net/database/buildings/academy",
      "note": "Source: kingshot.net (April 2026).",
      "costs": [
        [
          1,
          0,
          105,
          0,
          0,
          0,
          2
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        [
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          0,
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        [
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        [
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          0,
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          320,
          0,
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        [
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          0,
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          0,
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        [
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          0,
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          0,
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          0,
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          0,
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          10000000,
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          0,
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      ]
    },
    {
      "key": "barracks",
      "name": "Barracks",
      "maxLevel": 30,
      "source": "kingshot.net/database/buildings/barracks",
      "note": "Source: kingshot.net (April 2026).",
      "costs": [
        [
          1,
          0,
          0,
          0,
          0,
          0,
          2
        ],
        [
          2,
          0,
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      ]
    },
    {
      "key": "hospital",
      "name": "Infirmary",
      "maxLevel": 30,
      "source": "kingshot.net/database/buildings/infirmary",
      "costs": [
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          1,
          0,
          0,
          0,
          0,
          0,
          2
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        [
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          0,
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    },
    {
      "key": "storehouse",
      "name": "Storehouse",
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      "source": "kingshot.net/database/buildings/storehouse",
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          0,
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}