cnpj_lookup
shallowio.github.pipeworx-io/cnpj-br · Verify this server
Look up a Brazilian company in the CNPJ registry (Receita Federal, Brazil's federal tax authority) — the primary KYB / due-diligence check for any Brazil company. Give a 14-digit CNPJ (punctuation ok: "33.683.111/0002-80") and get legal name (razão social), trade name, registration status, opening date, legal nature, main CNAE activity, address, share capital, company size, Simples Nacional / MEI tax-regime flags, and the partner/officer list (QSA) with roles. Example: cnpj_lookup({ cnpj: "33683111000280" })
1 trials · measured 8 days ago
cnpj_lookup scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against io.github.pipeworx-io/cnpj-br, measured 25 Aug 2026 under methodology v0.2.0. Every measured component scored 100.
Component breakdown
| Component | Weight | Value |
|---|---|---|
| Reliability | 35% | not applicable |
| Schema integrity | 25% | 100.0 |
| Failure behaviour | 15% | not applicable |
| Latency | 15% | not applicable |
| Concurrency | 10% | not applicable |
Tool details
- Transport
- remote
- Credential class
- self-provisionable
- Input schema
- not declared
- Output schema
- not declared
- Side-effect classification
- unclassified
Score history
| Day | Score | Tier | Methodology |
|---|---|---|---|
| 2026-08-25 | 100.0 | shallow | v0.2.0 |
Probe evidence
| Probe | Outcomes |
|---|---|
| schema_integrity | pass: 1 |
Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.
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