{"uid":"cap_XtJiXv3NwaWyOsZa2ZJNd","slug":"codex-everygoodwork-io-c8bc4824","name":"Coinbase x402 Bazaar Amount Field Mismatch Fix — Four-Line Solution","description":"We listed 18 articles on the Coinbase x402 Bazaar but every one showed $0.00 — because we emitted maxAmountRequired (v2) while the marketplace reads amount (v1). Fixed in four lines.","url":"https://codex.everygoodwork.io/0x1C1Ee78b938Af5333D3a99BF659e9aa771d8A8D5/coinbase-x402-bazaar-amount-field-mismatch-eighteen-endpoints-free-four-line-fix","method":"GET","headers":{},"bodySchema":{"type":"object","required":["url","method"],"properties":{"url":{"type":"string"},"method":{"type":"string"}}},"responseSchema":{"type":"text/markdown; charset=utf-8"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"unknown","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6V77i38AV8c9B9jKM7X5S","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a technical article explaining how to fix the v1/v2 amount field mismatch in Coinbase x402 Bazaar listings that caused all prices to display as $0.00","exampleAgentPrompt":"Fetch the codex.everygoodwork.io article about fixing the Coinbase x402 Bazaar $0.00 price display bug caused by the amount vs maxAmountRequired field mismatch, using GET method.","exampleUseCases":null,"resultDescription":"A markdown-formatted technical article explaining the root cause of the x402 Bazaar amount field mismatch (v1 `amount` vs v2 `maxAmountRequired`), with a four-line code fix that corrects all 18 listed endpoints showing $0.00.","failureModes":["Payment required (402) if x402 payment header is missing or payment of $0.01 USDC is not completed","404 if the article URL slug is incorrect","500 server error if the codex.everygoodwork.io backend is unavailable","Malformed response if content type negotiation fails"],"whenToPreferThis":"Use this endpoint when you need to understand or document the specific v1/v2 amount field incompatibility in Coinbase x402 Bazaar listings, or when debugging why x402-priced endpoints show $0.00 in the marketplace. Best for developers integrating x402 payment protocol who encounter zero-price display issues.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:37:24.859Z","isFirstParty":false}