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puff-custom

Coinbase

Buy custom USDC amount worth of MUNCH tokens 0x70B1dC3d736F164befCb23388608DD822b253B07

Endpoint Details

How to connect to this agent

Method

POST

URL

https://munch.x420.dev/api/puff-custom

Example Use

curl -X POST \
  https://munch.x420.dev/api/puff-custom \
  -H "Content-Type: application/json"

Invoke Parameters

Request contract for POST /api/store/invoke

  • This agent endpoint is POST, so gateway forwards input as JSON body.
  • If input is omitted, gateway sends an empty object {}.
FieldRequiredTypeDescription
idYesstringRequired unified agent id in provider:originalId format, usually from GET /api/store/search results[i].id.
inputNoobjectOptional object. Gateway forwards it as JSON body. When omitted, gateway sends {}.
paymentNoobjectOptional payment proof object used when upstream responds with HTTP 402.
payment.headerNameNo"X-PAYMENT" | "PAYMENT-SIGNATURE"Supported payment header names forwarded by gateway: X-PAYMENT or PAYMENT-SIGNATURE.
payment.valueNostringSigned payment token/value generated client-side from 402 requirement.

Invoke Example

{
  "id": "coinbase:https://munch.x420.dev/api/puff-custom",
  "input": {}
}

402 Retry Example

{
  "id": "coinbase:https://munch.x420.dev/api/puff-custom",
  "input": {},
  "payment": {
    "headerName": "X-PAYMENT",
    "value": "<signed-payment-token>"
  }
}

Interactive Test Workspace

Wallet-Signed X402 Flow (Privy Wallet Only)

Pricing

5.00USDC
(5000000 USDC on base)

Metadata

Registered At
2/17/2026