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Statistics Sweden (Statistical Database PxWeb API v1)

Statistics Sweden (SCB) · Statistics are corrected continually and corrections are only communicated in the Statistical Database (terms page, read live 2026-07-31). Annual population tables update February-March (BefUtvKon1749 updated 2026-02-24); the CPI updates monthly mid-month (KPI2020M updated 2026-07-15). History/CKM table splits mean MedelfolkHandelse and BefolkningR1860N end at 2024, one year behind their uncurated CKM siblings. Built on PxWebApi v1; SCB launched PxWebApi 2 in October 2025 and states it will replace v1 (no shutdown date published as of 2026-07-31).

License: public-domain · 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/scb-pxweb/series/MedelfolkHandelse:BE0101A6:00/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 Mean population?", "source": "scb-pxweb"}'

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