Historical Palmoil physical API

Get oldest-first Palmoil observations

端点與請求

REST 端點

GET /v1/commodities/palmoil/physical/{series_id}/observations

契約請求

curl --request GET \
  --url "https://api.narwhalapi.com/v1/commodities/palmoil/physical/id-ri-oil-palm-ffb-smallholder-purchase-agreement/observations?start=2026-08-01&end=2026-09-02&limit=100" \
  --header "Authorization: Bearer $NARWHAL_API_KEY"

MCP 使用 commodities_get_palmoil_physical_observations。REST 和 MCP 使用相同的結構、帳戶額度、權限檢查和問題格式。

參數

名稱	必填	類型	含義
`series_id`	是	path · stable Narwhal ID	Series returned by discovery.
`start`	否	查詢·YYYY-MM-DD	包含下限。必須與 end 一起提供。
`end`	否	查詢·YYYY-MM-DD	不包含的上限，必須晚於 start。
`limit`	否	查詢·整數，1–500	最多返回的完整日程數量。預設為 100。
`cursor`	否	查詢·不透明字串	綁定到相同序列和日期範圍的續接令牌。

回應

契約示例

{
  "series_id": "id-ri-oil-palm-ffb-smallholder-purchase-agreement",
  "commodity": "OIL-PALM-FFB",
  "country": "IDN",
  "area": "ID-RI",
  "producer_type": "smallholder",
  "producer_arrangement": "purchase_agreement",
  "price_type": "official_purchase_schedule",
  "observation_type": "age_schedule",
  "period_type": "effective",
  "currency": "IDR",
  "unit": "kilogram",
  "observations": [
    {
      "period_start": "2026-08-26",
      "period_end": "2026-09-01",
      "published_on": "2026-08-26",
      "revision": 1,
      "prices": [
        {
          "tree_age_min_years": 3,
          "tree_age_max_years": 3,
          "price": "2998.31"
        },
        {
          "tree_age_min_years": 4,
          "tree_age_max_years": 4,
          "price": "3347.20"
        },
        {
          "tree_age_min_years": 5,
          "tree_age_max_years": 5,
          "price": "3595.38"
        },
        {
          "tree_age_min_years": 6,
          "tree_age_max_years": 6,
          "price": "3734.94"
        },
        {
          "tree_age_min_years": 7,
          "tree_age_max_years": 7,
          "price": "3818.86"
        },
        {
          "tree_age_min_years": 8,
          "tree_age_max_years": 8,
          "price": "3865.46"
        },
        {
          "tree_age_min_years": 9,
          "tree_age_max_years": 9,
          "price": "3878.72"
        },
        {
          "tree_age_min_years": 10,
          "tree_age_max_years": 20,
          "price": "3836.93"
        },
        {
          "tree_age_min_years": 21,
          "tree_age_max_years": 21,
          "price": "3770.94"
        },
        {
          "tree_age_min_years": 22,
          "tree_age_max_years": 22,
          "price": "3695.31"
        },
        {
          "tree_age_min_years": 23,
          "tree_age_max_years": 23,
          "price": "3609.33"
        },
        {
          "tree_age_min_years": 24,
          "tree_age_max_years": 24,
          "price": "3544.29"
        },
        {
          "tree_age_min_years": 25,
          "tree_age_max_years": 25,
          "price": "3490.84"
        },
        {
          "tree_age_min_years": 26,
          "tree_age_max_years": 26,
          "price": "3471.62"
        },
        {
          "tree_age_min_years": 27,
          "tree_age_max_years": 27,
          "price": "3441.82"
        },
        {
          "tree_age_min_years": 28,
          "tree_age_max_years": 28,
          "price": "3385.41"
        },
        {
          "tree_age_min_years": 29,
          "tree_age_max_years": 29,
          "price": "3344.02"
        },
        {
          "tree_age_min_years": 30,
          "tree_age_max_years": 30,
          "price": "3249.41"
        }
      ]
    }
  ],
  "next_cursor": null
}

欄位	類型	必填	含義
`series_id / commodity / country / area`	字串	是	穩定的身份和實物市場範圍。
`producer_type / producer_arrangement`	字串或 null	是	生產者範圍由每個返回的時間表共享.
`price_type / observation_type / period_type`	字串	是	Shared typed value meaning and period convention.
`observations`	陣列	是	Scalar or complete schedules ordered oldest first.
`next_cursor`	字串或 null	是	不透明的延續令牌，結束時為 null。

錯誤與配額

400 invalid_query — 代碼、區域、日期範圍、限制或選擇器無效。
400 invalid_cursor — 游標無效，或與序列及範圍不匹配。
401 invalid_api_key — Bearer 密鑰缺失或被拒絕。
404 palmoil_series_not_found — 沒有完整的已批准數據符合請求。
429 rate_limit_exceeded 或 quota_exhausted — 共享額度已耗盡。
503 physical_price_unavailable — 完整發布版本無法安全滿足該介面。

被拒絕的請求和服務器錯誤不會消耗月度配額。

覆蓋範圍

History includes accepted revisions only and makes no promise for Malaysia or every Indonesian area.

使用 Narwhal API 密鑰即可獲得。