{"uid":"cap_OWZlOmfianAsvUXsMtPap","slug":"api-run402-com-57fca569","name":"Run402 Prototype Tier Subscription","description":"","url":"https://api.run402.com/tiers/v1/subscribe/prototype","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_USPez2WFIDrW0hZ_6uPdh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Subscribes, renews, or upgrades a user to the prototype tier on Run402 for $0.10 USDC via x402 payment","exampleAgentPrompt":"Sign me up for the prototype tier on Run402 — it's $0.10 USDC and I want access activated now.","exampleUseCases":null,"resultDescription":"Returns a confirmation that the prototype tier subscription has been set, renewed, or upgraded for the user, reflecting the new active tier status.","failureModes":["Insufficient USDC balance — payment fails and subscription is not activated","Invalid or missing x402 payment header — returns 402 Payment Required","User already on a higher tier — upgrade logic may reject or require different endpoint","Network or service error — returns 5xx with no state change","Malformed request body — returns 400 with validation error"],"whenToPreferThis":"Use this endpoint when the user specifically wants the prototype tier ($0.10 USDC) on Run402 and the system needs to handle subscribe, renew, or upgrade automatically without specifying intent explicitly. Prefer over the hobby tier endpoint when cost sensitivity or trial/prototyping access is the goal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:33:40.100Z","isFirstParty":false}