Dados B3 › API
API
API and integrations — getting the data to your side
Everything on the pages is also available through the API, and the whole dataset comes out as CSV. No contract, no sales call.
Documentation
Every endpoint, with examples you can run right now.
Bulk exportJSON
The whole dataset as CSV — nine sets, one request each. Pro plan.
AI connector (MCP)
Plug Claude, ChatGPT or Cursor straight into the database.
Field dictionaryJSON
What each field means and which CVM account it comes from.
Coverage by yearJSON
How many indicators and multiples exist in each year — the real window, not the promised one.
Sources: CVM (open data, ODbL) and B3 (COTAHIST). Not affiliated with B3 or the CVM. Not investment advice.
Numbers on this page are live. Data version 2026-09-13-units-e-consolidado-zerado · page generated 2026-09-13 23:24 UTC. If this does not match /saude, you are reading a cached copy.