{"uid":"cap_a31i5aKmdqI8GUvYaiJdo","slug":"usd1-token-purchase-5-usdc-x420-dev-48ccc357","name":"USD1 Token Purchase - 5 USDC (x420.dev)","description":"Buy 5 USDC worth of USD1 tokens 0x618Fb9A538B0f7756648dC9A46f532050c86eb07","url":"https://usd1.x420.dev/api/puff-5?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"message":"string","tokensReceived":"string","usdcAmountPaid":"string","sendTransactionHash":"string | null","swapTransactionHash":"string | null"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"5","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_j-bmsZGUMpFcYEvuoVXHK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Purchases 5 USDC worth of USD1 stablecoin tokens from the x420.dev contract (0x618Fb9A538B0f7756648dC9A46f532050c86eb07) and returns transaction details","exampleAgentPrompt":"Buy me 5 USDC worth of USD1 tokens from the x420.dev contract — use the puff-5 endpoint and pay 5 USDC via x402.","exampleUseCases":[{"title":"Swap USDC for USD1 stablecoin","prompt":"I want to swap 5 USDC for USD1 tokens on x420.dev — go ahead and execute the purchase using my x402 wallet and let me know how many USD1 tokens I receive."},{"title":"Acquire USD1 in bulk increments","prompt":"Buy me USD1 tokens in 5 USDC increments from the x420.dev contract — use x402 to pay and give me the transaction hashes once it's done."},{"title":"Diversify stablecoin holdings with USD1","prompt":"I'd like to diversify my stablecoin portfolio by picking up some USD1 — spend 5 USDC on the x420.dev contract and confirm the swap details when it goes through."}],"resultDescription":"Returns a JSON object with a message confirming the purchase, the amount of USD1 tokens received (tokensReceived), the USDC amount paid (usdcAmountPaid), a send transaction hash (sendTransactionHash), and a swap transaction hash (swapTransactionHash).","failureModes":["Insufficient USDC balance — payment rejected by x402 facilitator","Contract address unavailable or paused — swap fails","Network congestion causes transaction timeout — swap hash may be null","Invalid x402 payment header — 402 response returned","Slippage too high during swap — tokens not received"],"whenToPreferThis":"Use this endpoint when you need to purchase exactly 5 USDC worth of USD1 tokens in a single call via x402 micropayment. Prefer this over the 1 USDC variant when you want a larger single purchase. Best for agents with x402-compatible wallets executing DeFi stablecoin swaps programmatically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:30:57.574Z","isFirstParty":false,"canonicalSlug":"usd1-token-purchase-5-usdc-x420-dev-48ccc357"}