← Catalog

European Central Bank Data Portal

European Central Bank · Key interest rates change only on Governing Council decisions (published as daily level series); EUR reference exchange rates are published each business day around 16:00 CET; HICP is monthly (flash estimate at month end, full release mid-following-month, with occasional revisions).

Any data item in this source's 102 indexed datasets can be requested by its source-native series id (GET /api/starwell/v1/sources/ecb/series/<id>); the first request fetches it live from the official source, serves it with provenance, and keeps it. Search the index or list datasets with GET /api/starwell/v1/sources/ecb/datasets?q=.

License: open-government · official terms. Attribution text and per-series license flags ride in every API envelope.

Source API docs

Quickstart

Latest observations, with provenance and citation on every value:

curl "https://starwell.dev/api/starwell/v1/sources/ecb/series/HICP.M.U2.N.000000.4D0.ANR/observations?latest=12"

A computed, cited answer from this source:

curl -X POST "https://starwell.dev/api/starwell/v1/answer" \
  -H "Authorization: Bearer dlk_live_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"question": "What is the latest HICP Inflation rate - Total - Annual rate of change?", "source": "ecb"}'

Data reads need no key; answers do. Keys are free at /account; a keyless sample lives at GET /api/starwell/v1/answer/demo.

As MCP tools in Claude, Cursor, or any agent framework:

claude mcp add --transport http starwell https://starwell.dev/api/starwell/mcp

Data series