KSeF Price List

Price list for REST KSeF API functionality

Note! The price list is valid from the entry into force of the mandatory KSeF (February 1, 2026).
Until then, using the KSeF REST API is completely FREE.

All prices are net prices, to which VAT must be added.

KSeF 500

per month

^PLN200

Allows to perform up to 500 KSeF REST API operation calls

Number of operation calls in a packet
500

Cost of 1 query outside the plan
1.50 PLN

Access to all KSeF REST API operations
YES

Access to the KSeF Invoices application
YES

Technical support
YES
(e-mail)

Possibility to encrypt sent invoices
YES

Queuing e-invoice shipments
NO

KSeF REST API as a container running locally
NO

Batch sending of e-Invoices
NO

Registration

KSeF 2500

per month

^PLN830

Allows to perform up to 2500 KSeF REST API operation calls

Number of operation calls in a packet
2 500

Cost of 1 query outside the plan
1.40 PLN

Access to all KSeF REST API operations
YES

Access to the KSeF Invoices application
YES

Technical support
YES
(e-mail)

Possibility to encrypt sent invoices
YES

Queuing e-invoice shipments
NO

KSeF REST API as a container running locally
NO

Batch sending of e-Invoices
NO

Registration

KSeF 5000

per month

^PLN1330

Allows to perform up to 5000 KSeF REST API operation calls

Number of operation calls in a packet
5 000

Cost of 1 query outside the plan
1.30 PLN

Access to all KSeF REST API operations
YES

Access to the KSeF Invoices application
YES

Technical support
YES
(email, phone)

Possibility to encrypt sent invoices
YES

Queuing e-invoice shipments
NO

KSeF REST API as a container running locally
NO

Batch sending of e-Invoices
NO

Registration

KSeF 10000

per month

^PLN1995

Allows to perform up to 10,000 KSeF REST API operation calls

Number of operation calls in a packet
10 000

Cost of 1 query outside the plan
1.20 PLN

Access to all KSeF REST API operations
YES

Access to the KSeF Invoices application
YES

Technical support
YES
(email, phone)

Possibility to encrypt sent invoices
YES

Queuing e-invoice shipments
NO

KSeF REST API as a container running locally
NO

Batch sending of e-Invoices
NO

Registration

KSeF Individual

per month

^PLNCONTACT

Ask for a quote if you need more than 10k KSeF REST API operation calls

Number of operation calls in a packet
CONTACT

Cost of 1 query outside the plan
CONTACT

Access to all KSeF REST API operations
YES

Access to the KSeF Invoices application
YES

Technical support
YES
(email, phone)

Possibility to encrypt sent invoices
YES

Queuing e-invoice shipments
YES

KSeF REST API as a container running locally
YES

Batch sending of e-Invoices
YES

Registration

Business operations whose call is billed, which reduces the number of available queries within individual packages:

1. ksefInvoiceGenerate
2. ksefInvoiceValidate
3. ksefInvoiceSend
4. ksefInvoiceGet
5. ksefInvoiceQueryResult
6. ksefInvoiceVisualize