P2Flux API One-time payments API

A single payment to a single recipient.

Documentation GitHub OpenAPI

Business capability

Operations 7

1 of 7 operations are conformant: apis.io called them with no credentials and the responses matched this contract. Checked 2026-11-12. how this works · status file

POST /v1/payments Create a one-time payment intent #

POST /v1/payments/recover Find a payment whose transaction hash was lost #

POST /v1/payments/resolve Authoritative terms for a checkout to display #

POST /v1/payments/verify Verify a payment against the chain #

GET /v1/capabilities What this deployment supports conformant #

POST /v1/capabilities What this deployment supports (POST form) #

POST /v1/payments/sponsor Settle a payment the buyer funded with a signature #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: P2Flux One-time payments API
  version: 1.0.0
  summary: Non-custodial USDC payments, subscriptions and refunds on Base.
  description: Programmable, non-custodial payments on Base.
  contact:
    name: P2Flux
    url: https://p2flux.com/docs/
  license:
    name: Documentation for the hosted P2Flux API
    url: https://p2flux.com/terms.html
servers:
- url: https://api.p2flux.com
  description: 'Production - Base Mainnet (8453). Real money: every settlement moves real USDC and cannot be reversed by P2Flux. Point your integration here; use the test server for experiments.'
- url: https://api-test.p2flux.com
  description: Test - Base Sepolia (84532). Identical API against the test deployment; value moved here is faucet USDC, not real money. The interactive explorer is restricted to this server by design.
security: []
tags:


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# Full source: https://artifacts.apis.io/p2flux-api/openapi/p2flux-api-one-time-payments-api-openapi.yml