cpf_cnpj_validate

Offline validator for Brazilian CPF (individual) and CNPJ (company) registration numbers.

Offline validator for Brazilian CPF (individual) and CNPJ (company) registration numbers. Strips formatting, checks length, rejects known invalid sequences (all same digit), and recomputes the official modulo-11 check digits for both formats.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.002 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x318d34fa…a88b3dbe

URL

https://toll402.dev/v1/t/cpf_cnpj_validate

MCP server on this host: dev.toll402/toll402-mcp

Seen

first 24 days ago · last 11 hr ago

34 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.200 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.800: 0.071 uncertain ? + 0.729 short ? · 0.250 to D

How the composite of 0.200 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.12	0.000		0.000	−0.529	−0.071
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.200	gap to 1.000 = 0.800 · 0.729 short · 0.071 uncertain	0.200	−0.729	−0.071

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.000   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.200           → UNRATED: 34 of 30 paid calls      weights 2026.09.6 · 34 samples · seed cap_01M24XFFTZVQ1N8GZV1F0ACRJ0|2026-09-04T14:00:04.780Z|2026.09.6

Verify it yourselfnpx teppi-check https://toll402.dev/v1/t/cpf_cnpj_validatecurl -s https://api.teppi.xyz/v1/trust/cap_01M24XFFTZVQ1N8GZV1F0ACRJ0