Reference

Look up all the Unzer API reference information in a single section.

Quick reference

Get a single-glance overview of the Unzer API.

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URLs and downloads

Get all the Unzer API URLs and download links.

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Authentication reference

Check what you can do with a public key and with a private key.

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Test data

Get all the test data you need.

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Error codes reference

Check what the client and the server error codes mean.

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Supported webhook events

Get a full list of webhook events supported by the Unzer API.

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Amounts and currencies

Check what amount notation and currencies you can use.

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Financial glossary

Not exactly a banker? Check out our glossary of financial terms.

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PCI compliance

Read about PCI compliance.

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API Reference

Get a detailed, up-to-date look at the Unzer API reference.

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