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POST
/
start_session
const response = await fetch("https://payments.shakesco.com/start_session", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    auto_address: "0x309E7d835ccE6E74BC72A2E523fa7f79FFC0d413",
    delegate_address: "",
    network: "137",
    period: "2592000",
    description: "Premium Subscription",
    redirect_url: "https://yoursite.com/success",
    number: "",
    currency_code: "USD",
    amount: "20",
    token_address: ["Polygon", "USDC"],
    should_split: false,
  }),
});

const { url } = await response.json();
window.location.href = url; // Redirect to checkout

{
  "id": 1,
  "url": "https://checkout.shakesco.com?ZXlKaGJH..."
}

Documentation Index

Fetch the complete documentation index at: https://docs.shakesco.com/llms.txt

Use this file to discover all available pages before exploring further.

For the complete documentation index, see llms.txt. Generate a checkout URL for users to complete payment requests. Session expires after 5 minutes.

​
Request Body

​
auto_address
string
required
Your Business Auto account address
​
delegate_address
string
Leave empty for checkout - user enters their own address
​
network
string
required
  • 1 = Ethereum - 137 = Polygon - 11155111 = Sepolia testnet
​
period
string
required
Payment interval in seconds
​
description
string
required
Subscription description shown to user
​
redirect_url
string
required
URL to redirect after successful checkout
​
number
string
Number of allowed splitters. Empty string to disable
​
currency_code
string
required
Currency code (e.g., USD, EUR)
​
amount
string
required
Payment amount
​
token_address
array
Array of accepted tokens (e.g., ["Ethereum", "USDT"])
​
should_split
boolean
Enable split payments

​
Response

​
id
integer
Session ID
​
url
string
Checkout URL (expires in 5 minutes)
const response = await fetch("https://payments.shakesco.com/start_session", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    auto_address: "0x309E7d835ccE6E74BC72A2E523fa7f79FFC0d413",
    delegate_address: "",
    network: "137",
    period: "2592000",
    description: "Premium Subscription",
    redirect_url: "https://yoursite.com/success",
    number: "",
    currency_code: "USD",
    amount: "20",
    token_address: ["Polygon", "USDC"],
    should_split: false,
  }),
});

const { url } = await response.json();
window.location.href = url; // Redirect to checkout

{
  "id": 1,
  "url": "https://checkout.shakesco.com?ZXlKaGJH..."
}
Sessions expire after 5 minutes. Generate a new session if needed.