Kortex Transactions

Transaction V2 provides a payment-method-agnostic API for creating and retrieving transactions.

Supported payment methods

• SPEI
• PIX
• CBU/CVU
• Bank Transfer (Chile)

General notes

In Mexico, the lengths for the RFC and CURP identifiers are as follows:

1. CURP (Clave Única de Registro de Población): Always 18 characters.
   • Composed of letters from the name, date of birth (YYMMDD), gender, place of birth, internal consonants, a digit for the 20th/21st century, and a final verification digit.
2. RFC (Registro Federal de Contribuyentes) for Individuals: 13 characters.
   • Composed of 4 letters from the name, 6 numbers for the date of birth (YYMMDD), and a 3-character "homoclave" (alphanumeric code generated by SAT to ensure uniqueness).
3. RFC (Registro Federal de Contribuyentes) for Companies: 12 characters.
   • 3 letters for the company name, 6 numbers for the date of incorporation (YYMMDD), and a 3-character "homoclave".

In Brazil, the lengths for the CPF identifiers are as follows:

1. CPF (Cadastro de Pessoas Físicas) for Individuals: 11 digits.
   • A unique taxpayer registry identification issued to Brazilian citizens and resident aliens, composed of 9 base digits and 2 verification digits.
2. CNPJ (Cadastro Nacional da Pessoa Jurídica) for Companies: 14 digits.
   • A unique identifier issued to Brazilian legal entities, composed of 8 base digits, a 4-digit branch identifier, and 2 verification digits.
3. Both identifiers are numeric and issued by the Receita Federal do Brazil. Both CPF and CNPJ values may be submitted as digits only or in their formatted form (e.g., 000.000.000-00 / 00.000.000/0000-00).

In Argentina, the lengths for the CBU/CVU identifiers are as follows:

1. CUIL (Codigo Unico de Identification Laboral): Always 11 digits.
   • Composed of a 2 digit type prefix (20 or 27 for individuals; 23-26 for others) followed by 8 digits corresponding to the person's identification and a single check digit at the end.
2. CUIT (Clave Unica de Identification Tributaria): Always 11 digits.
   • Composed of a 2 digit company prefix followed by 8 digits assigned by tax authority identification and a single check digit at the end.

In Chile, the lengths for the RUT identifiers are as follows:

1. RUT (Rol Único Tributario) — Direct Link for Chile Bank transfer: 8 to 12 characters including the verification digit.
   • Composed of 7 to 8 digits followed by a single verification digit (0–9 or K), separated by a hyphen. The verification digit is calculated using the modulo 11 algorithm.
   • The RUT may be submitted with or without thousands separators and with or without the hyphen (e.g., 3.880.986-5, 3880986-5, or 38809865). The value must be a valid RUT.
   • The Chilean Peso (CLP) has no minor currency units. Amounts for CLP transactions must be submitted as a whole integer with no decimal places (valid: 2000, 3724, 193457345; invalid: 2000.00, 3724.50). This differs from currencies such as MXN, BRL, and ARS, where amounts are expressed in minor units.