The free key is not a trial: it is a real key, it does not expire and it never asks for a card. Pro exists for whoever needs volume and wants to take the database home.
One e-mail field and the key appears on screen. No card, no checkout.
In reais: pay in BRL. Already a subscriber? Manage subscription.
Payment is processed by Stripe and billed by
Lemon Tech (registered as RENATA ESTRELA SILVA GUIMARÃES SERVIÇOS DE TI,
Brazilian tax ID 47.918.130/0001-71), the company that operates Dados B3 — see
About. Your card statement
will show DADOSB3.
Nothing was taken away from the free tier to build Pro. Every endpoint stays open, company by company — Pro adds volume and the export.
| Free | Pro | |
|---|---|---|
| Calls per day | 200 | 10,000 |
| 455 companies, 2010–today | ✓ | ✓ |
| Ratios, multiples, dividends, scores | ✓ | ✓ |
| Methodology and lineage for every number | ✓ | ✓ |
| Whole database as CSV | — | ✓ |
| Credit card | never asked | Stripe |
Before you choose: WEGE3 is open on every endpoint, no key and no signup. You can exercise the whole API right now — see its ratios — and decide afterwards.
Numbers on this page are live. Data version 2026-09-14-etfs · page generated 2026-09-25 12:21 UTC. If this does not match /saude, you are reading a cached copy.