Cnpj Br is answering right now. Last checked 11 min ago. 420 installs a week from npm. It exposes 45 tools. Last commit 31 Oct 2026.
CNPJ Brazil MCP — Brazilian company-registry (Receita Federal) lookup via minhareceita.org, an…
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 8 August 2026. No other catalogue keeps this.
Today is the operative word: we check Cnpj Br 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 11 min ago.
claude mcp add cnpj-br --transport http https://gateway.pipeworx.io/cnpj-br/mcp
https://gateway.pipeworx.io/cnpj-br/mcp
[mcp_servers.cnpj-br]
url = "https://gateway.pipeworx.io/cnpj-br/mcp"
{
"mcpServers": {
"cnpj-br": {
"url": "https://gateway.pipeworx.io/cnpj-br/mcp"
}
}
}
{
"servers": {
"cnpj-br": {
"type": "http",
"url": "https://gateway.pipeworx.io/cnpj-br/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
polymarket_arbitrage
polymarket_edge_tracker
polymarket_edges
polymarket_fill_risk
polymarket_kalshi_spread
ask_pipeworx
ask_pipeworx_beta
ask_pipeworx_grounded
archive_compare
archive_evidence
company_facts
company_register_search
pipeworx_feedback
pipeworx_trending
recent_alerts
recent_changes
resolution_audit
resolution_diff
scan_competitor_ai_presence
scan_dependency
updown_divergence_rate
updown_venue_compare
bet_research
classify_row
cnpj_lookup
compare_entities
deep_research
discover_tools
entity_profile
forget
generate_llms_txt
kalshi_weather_edge
prediction_calibration
recall
release_calendar_markets
remember
research_row
resolve_entity
subscribe
list_subscriptions
suggest_questions
unsubscribe
validate_claim
ai_visibility_check
search_within
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://gateway.pipeworx.io/cnpj-br/mcp | streamable-http | answering | 104 ms | 11 min ago |
Bulk CNPJ lookup and enrichment with official Brazilian company registry data.
Brazilian company registry (Receita): CNPJ lookup, CNAE search, idea evaluation, monitoring.
Free lookup of 28.4M active Brazilian companies by CNPJ or name (Receita Federal open data).
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Looks up a company's registration data at the Federal Revenue from the CNPJ, optionally with the own
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Brazilian company registry (CNPJ), sanctions, funds & market data for AI agents, paid via x402.
Answers built from our own checks of this server.