入门
在 Duaer 里查欧洲央行统计
在 Duaer 里：按数据流与序列键查询欧洲央行统计：欧元参考汇率、利率、通胀与货币统计。一次成功查询用 1 额度。
能拿到什么
Duaer 数据市场里的「欧洲央行统计」：按数据流与序列键查询欧洲央行统计：欧元参考汇率、利率、通胀与货币统计。查到结果时用 1 额度，结果交给数字组织的下一个节点。
从节点创建器选 Duaer 数据 → 欧洲央行统计，或打开 数据市场。相关：国际清算银行统计、欧盟统计局数据。
适合做什么
- 拉取欧元兑美元、日元、人民币的参考汇率。
- 跟踪欧元区通胀与存款便利利率。
在画布里检索
- 打开节点创建器，选 Duaer 数据 → ECB statistics。
- 填 Dataflow（如 EXR）与 Series Key（如 M.USD+JPY+CNY.EUR.SP00.A）；Latest Observations 可选。
- Limit 默认 10，最大 20。执行。
查到结果才扣 1 额度；没有结果、输入有误或上游失败都不扣。
用 API 调用
- GET https://api.duaer.com/v1/data/ecb?dataflow=EXR&key=M.USD%2BJPY.EUR.SP00.A
- Authorization: Bearer <Duaer key>
下方是与数据市场「复制技能」相同的英文技能，含参数、示例与返回字段。
调用技能（英文）
与数据市场「复制技能」一致。
---
name: duaer-ecb
description: >-
Duaer ECB statistics. European Central Bank series by dataflow and key: euro reference exchange rates, interest rates, inflation, and money statistics.
One successful search uses 1 Duaer credit.
---
# Duaer ECB statistics
Duaer ECB statistics reads series from the ECB Data Portal. A series is a dataflow plus a dotted key; use + to ask for several values in one position.
## When to use
- Get monthly euro reference rates for several currencies.
- Pull euro area inflation or policy rates into a table.
## When not to use
- Daily market rates for any pair. Use https://skills.duaer.com/exchange-rates.md.
- Central bank rates outside the euro area. Use https://skills.duaer.com/bis.md.
## Call
`GET https://api.duaer.com/v1/data/ecb?dataflow=EXR&key=M.USD%2BJPY.EUR.SP00.A`
Header: `Authorization: Bearer <Duaer key>`
Use an account key or a model API key.
Get a Duaer key: https://skills.duaer.com/keys.md
## Parameters
Provide `dataflow` and `key`.
- `dataflow` — Dataflow such as EXR (exchange rates), FM (financial markets), or ICP (inflation).
- `key` — Series key with + for several values, such as M.USD+JPY.EUR.SP00.A. Encode + as %2B in a URL.
- `observations` — Optional. Latest periods per series, 1 to 60. Default 5.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.
Common keys: `EXR` `D.USD.EUR.SP00.A` daily dollar rate; `ICP` `M.U2.N.000000.4.ANR` euro area inflation; `FM` `D.U2.EUR.4F.KR.DFR.LEV` deposit facility rate.
## Examples
- `GET https://api.duaer.com/v1/data/ecb?dataflow=EXR&key=M.USD%2BJPY.EUR.SP00.A` — monthly dollar and yen rates against the euro.
- `GET https://api.duaer.com/v1/data/ecb?dataflow=ICP&key=M.U2.N.000000.4.ANR&observations=12` — euro area inflation for a year.
## Result
The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:
- `series`, `seriesTitle` — series key and ECB title.
- `period`, `value` — time period and figure, newest first.
- One field per key dimension, such as `CURRENCY`.
Fields without a value are left out.
## Credits
A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.
## Related
- https://skills.duaer.com/bis.md — Duaer BIS statistics
- https://skills.duaer.com/eurostat.md — Duaer Eurostat statistics
常见问题
Duaer 的欧洲央行统计检索扣多少额度？
查到结果时扣 1 额度；没有结果或出错不扣。
Duaer 欧洲央行统计的 Series Key 怎么写？
用点分隔各维度，同一位置用 + 取多个值；例如 D.USD.EUR.SP00.A 是每日美元汇率。
同组