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OP Open Payment Address Protocol
Local-first no tracking

For people who receive payments

Give people one clear way to pay you.

An Open Payment Address (OPID) is a reusable canonical HTTPS URL, such as https://openpaymentaddress.org/. Publish one for yourself, a product or a project, then share it wherever people find you.

Publishing examples

Choose the payment address that fits your work

You do not need a shop to use an OPID. A single address can be your public way to receive payments, while separate addresses keep product sales and project contributions easy to recognise.

Personal OPID

Publish one site address

One person publishes https://openpaymentaddress.org/ as a reusable personal payment URL. There is no product attached—it can be added to a profile, invoice, email signature or QR code whenever someone needs to pay them.

See the personal OPID example
For a piece of music

Accept a donation for a song

A musician publishes https://openpaymentaddress.org/music beside a piece of music. Donations can be clearly connected with the work that inspired them.

See the music example
Four-way split

Keep contributions together

A group publishes https://openpaymentaddress.org/collaboration for its shared work. This protocol demo keeps one contribution together while showing four equal destinations: EUR, USD, GBP and Bitcoin.

See the four-way split
For an organisation

Set an address for a purpose

An organisation uses https://openpaymentaddress.org/protocol for its protocol work. Different parts of one website can have payment URLs that make their purpose obvious to supporters.

See the organisation example

1. Choose an address

Pick a stable HTTPS URL people can remember, such as https://yourname.example/donate.

2. Publish it

Put it where people expect to find you: on your site, profile, invoice or message.

3. Let people recognise it

Use a separate URL when a payment has a different purpose, product, or project.