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# System prepended metadata

title: Open Payments v2 Overview

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Open Payments v2 Overview
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Specification 
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- [Open Payments v2 Spec](/YWnLmu9ASiiHIwTPzmZKNg) [deprecated - see [openpayments.guide](https://docs.openpayments.guide/reference)]

Use Cases
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- [Single Pull Payment (E-Commerce)](/ywszEIRYTcuBUOWhj8cBHA)
- [Fixed Recurring Pull Payment (Subscription)](/E5vDRDYJS2OYJWGquXCa_A)
- [Variable Recurring Payments](/ZZbLVDbeQa2kKZJikAyCAg)
- [3rd Party Payment Initiation](/LkxfWdvqQ5-0H-2scpPneQ)
- [Web Monetization](/cSHDf-X0QU-raDL2Qq_cJw)