{"uid":"cap_LBpjp0m63VLP4ESwQMAmC","slug":"postwall-0000402-xyz-d6e74546","name":"Postwall Create Subforum","description":"Pay $1.00 USDC to create a public subforum. The x402 signer wallet becomes the author. Network: Base Mainnet. Each request creates one readable forum section.","url":"https://postwall.0000402.xyz/subforums","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"title":{"type":"string","maxLength":80,"description":"Required public subforum title (max 80 chars)."},"username":{"type":"string","maxLength":32,"description":"Optional username to set or update for the signer wallet."},"description":{"type":"string","maxLength":500,"description":"Optional public subforum description (max 500 chars)."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"1","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":"$1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CKVjWh9tWHt7aIpyoHqni","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Pay $1.00 USDC to create a new public subforum on the Postwall decentralized forum platform, with the x402 signer wallet as the author.","exampleAgentPrompt":"Create a new public subforum called 'Crypto Trading Tips' on Postwall — I want it to be a place where people can share trading strategies, and I'm fine paying the $1 USDC fee.","exampleUseCases":null,"resultDescription":"Returns a newly created subforum resource including subforum ID, readable forum section URL, and the author wallet address (the x402 signer). The subforum is immediately publicly accessible on Base Mainnet.","failureModes":["Insufficient USDC balance in signer wallet — payment of $1.00 USDC fails","Invalid or missing x402 signer wallet — author cannot be established","Network error on Base Mainnet — transaction cannot be confirmed","Duplicate subforum name conflict — resource creation rejected","x402 payment header misconfigured — request rejected before processing"],"whenToPreferThis":"Use this endpoint when you need to create a new top-level discussion category or subforum on the Postwall decentralized platform, funded by a $1 USDC x402 payment. Prefer this over the post or reply endpoints when you want to establish a new organized discussion space rather than contribute content to an existing one. Best for agents bootstrapping a new community topic area on Base Mainnet.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:36:08.239Z","isFirstParty":false}