European Central Bank — EONIA: Euro Interbank Offered Rate (EON)
EONIA: Euro Interbank Offered Rate (EON) — official time series from the European Central Bank Data Portal, published as the EON dataflow over SDMX 2.1 REST. One endpoint serves XML (SDMX-ML), CSV (?format=csvdata) and JSON (?format=jsondata); extract exactly the series you need with a key path and startPeriod / endPeriod / lastNObservations filters. Browse and chart the same series on the ECB Data Portal.
Trust score
How is this computed?Weighted across five axes. Tap a ring for what it measures.
Data schema (24 fields)
Click a field to see example values.
| Field | Type | Description |
|---|---|---|
| FREQFrequency | dimension | 1 codes (e.g. Daily) |
| EONIA_BANK | dimension | 1 codes (e.g. EONIA Total/aggregate) |
| EONIA_ITEM | dimension | 2 codes (e.g. Weighted average rate, Volume) |
| TIME_PERIODTime period or range | time | Time dimension — filter with startPeriod / endPeriod query params. |
| OBS_VALUEObservation value | number | The observed numeric value for each cell. |
| TIME_FORMATTime format code | attribute | — |
| BREAKS | attribute | — |
| COLLECTIONCollection indicator | attribute | — |
| COMPILING_ORGCompiling organisation | attribute | — |
| DISS_ORGData dissemination organisation | attribute | — |
| PUBL_ECBSource publication (ECB only) | attribute | — |
| PUBL_MUSource publication (Euro area only) | attribute | — |
| PUBL_PUBLICSource publication (public) | attribute | — |
| COMPILATION | attribute | — |
| DECIMALS | attribute | — |
| SOURCE_AGENCY | attribute | — |
| TITLE | attribute | — |
| TITLE_COMPLTitle complement | attribute | — |
| UNIT | attribute | — |
| UNIT_MULTUnit multiplier | attribute | — |
| OBS_STATUSObservation status | attribute | — |
| OBS_CONFObservation confidentiality | attribute | — |
| OBS_PRE_BREAKPre-break observation value | attribute | — |
| OBS_COMObservation comment | attribute | — |
Schema captured from sdmx 1 month ago.
Query the data
Pick columns and a sort, then fetch a live preview straight from the source. Choose an API-filterable column (marked ▾) under “Where” to pick from its list of values.
Sample data (2 records)
| FREQ | EONIA_BANK | EONIA_ITEM | TIME_PERIOD | OBS_VALUE |
|---|---|---|---|---|
| D | EONIA_TO | RATE | 2021-12-31 | -0.505 |
| D | EONIA_TO | VOLUME | 2019-09-30 | 1686 |
Live sample captured at profiling time — values may have changed upstream.
Verification Status
Using the API
Query examples
curl -s 'https://data-api.ecb.europa.eu/service/dataflow/ECB' -H 'Accept: application/vnd.sdmx.structure+xml;version=2.1'All dataflows (datasets) published by this agency, as SDMX-ML.
Machine-readable & source
Embed this badge in a README or wiki — it always shows the latest verification state and quality tier.