Dados B3 is answering right now. Last checked 14 min ago. It exposes 19 tools. Last commit 17 Sep 2026.
Brazilian stock (B3) fundamentals: ratios, multiples, dividends, scores. Public methodology.
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 13 August 2026. No other catalogue keeps this.
Today is the operative word: we check Dados B3 every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 14 min ago.
claude mcp add dados-b3 --transport http https://dadosb3.com/mcp/
{
"mcpServers": {
"dados-b3": {
"url": "https://dadosb3.com/mcp/"
}
}
}
[mcp_servers.dados-b3]
url = "https://dadosb3.com/mcp/"
{
"mcpServers": {
"dados-b3": {
"url": "https://dadosb3.com/mcp/"
}
}
}
{
"mcpServers": {
"dados-b3": {
"url": "https://dadosb3.com/mcp/"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
screener
screener_fiis
auditar_amostra
dicionario
dividendos
etf
etfs_ranking
fatos_contabeis
fii
fiis_ranking
hoje
indicadores_anuais
listar_empresas
metodologia
multiplos
reapresentacoes
saude
scores
trimestres
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://dadosb3.com/mcp/ | streamable-http | answering | 361 ms | 14 min ago |
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Answers built from our own checks of this server.